diff --git a/src/substrait/__init__.py b/src/substrait/__init__.py
index ea354da..cec1179 100644
--- a/src/substrait/__init__.py
+++ b/src/substrait/__init__.py
@@ -3,6 +3,6 @@
 except ImportError:
     pass
 
-__substrait_version__ = "0.66.1"
-__substrait_hash__ = "ff013aa"
+__substrait_version__ = "0.71.0"
+__substrait_hash__ = "413c7c8"
 __minimum_substrait_version__ = "0.30.0"
diff --git a/src/substrait/builders/type.py b/src/substrait/builders/type.py
index d7468f0..3732def 100644
--- a/src/substrait/builders/type.py
+++ b/src/substrait/builders/type.py
@@ -55,7 +55,8 @@ def fixed_binary(length: int, nullable=True) -> stt.Type:
 def decimal(scale: int, precision: int, nullable=True) -> stt.Type:
     return stt.Type(decimal=stt.Type.Decimal(scale=scale, precision=precision, nullability=stt.Type.NULLABILITY_NULLABLE if nullable else stt.Type.NULLABILITY_REQUIRED))
 
-# PrecisionTime
+def precision_time(precision: int, nullable=True) -> stt.Type:
+    return stt.Type(precision_time=stt.Type.PrecisionTime(precision=precision, nullability=stt.Type.NULLABILITY_NULLABLE if nullable else stt.Type.NULLABILITY_REQUIRED))
 
 def precision_timestamp(precision: int, nullable=True) -> stt.Type:
     return stt.Type(precision_timestamp=stt.Type.PrecisionTimestamp(precision=precision, nullability=stt.Type.NULLABILITY_NULLABLE if nullable else stt.Type.NULLABILITY_REQUIRED))
diff --git a/src/substrait/extensions/functions_datetime.yaml b/src/substrait/extensions/functions_datetime.yaml
index 5847c27..20e90e9 100644
--- a/src/substrait/extensions/functions_datetime.yaml
+++ b/src/substrait/extensions/functions_datetime.yaml
@@ -33,6 +33,7 @@ scalar_functions:
       * MILLISECOND Return number of milliseconds since the last full second.
       * MICROSECOND Return number of microseconds since the last full millisecond.
       * NANOSECOND Return number of nanoseconds since the last full microsecond.
+      * PICOSECOND Return number of picoseconds since the last full nanosecond.
       * SUBSECOND Return number of microseconds since the last full second of the given timestamp.
       * UNIX_TIME Return number of seconds that have elapsed since 1970-01-01 00:00:00 UTC, ignoring leap seconds.
       * TIMEZONE_OFFSET Return number of seconds of timezone offset to UTC.
@@ -69,7 +70,7 @@ scalar_functions:
       - args:
           - name: component
             options: [ YEAR, ISO_YEAR, US_YEAR, HOUR, MINUTE, SECOND,
-                       MILLISECOND, MICROSECOND, SUBSECOND, UNIX_TIME, TIMEZONE_OFFSET ]
+                       MILLISECOND, MICROSECOND, SUBSECOND, PICOSECOND, UNIX_TIME, TIMEZONE_OFFSET ]
             description: The part of the value to extract.
           - name: x
             value: timestamp_tz
@@ -80,7 +81,7 @@ scalar_functions:
       - args:
           - name: component
             options: [ YEAR, ISO_YEAR, US_YEAR, HOUR, MINUTE, SECOND,
-                       MILLISECOND, MICROSECOND, NANOSECOND, SUBSECOND, UNIX_TIME, TIMEZONE_OFFSET ]
+                       MILLISECOND, MICROSECOND, NANOSECOND, PICOSECOND, SUBSECOND, UNIX_TIME, TIMEZONE_OFFSET ]
             description: The part of the value to extract.
           - name: x
             value: precision_timestamp_tz<P>
@@ -1080,6 +1081,13 @@ aggregate_functions:
         decomposable: MANY
         intermediate: timestamp?
         return: timestamp?
+      - args:
+          - name: x
+            value: precision_timestamp<P>
+        nullability: DECLARED_OUTPUT
+        decomposable: MANY
+        intermediate: precision_timestamp?<P>
+        return: precision_timestamp?<P>
       - args:
           - name: x
             value: timestamp_tz
diff --git a/src/substrait/extensions/functions_rounding_decimal.yaml b/src/substrait/extensions/functions_rounding_decimal.yaml
new file mode 100644
index 0000000..b445069
--- /dev/null
+++ b/src/substrait/extensions/functions_rounding_decimal.yaml
@@ -0,0 +1,82 @@
+%YAML 1.2
+---
+scalar_functions:
+  -
+    name: "ceil"
+    description: >
+      Rounding to the ceiling of the value `x`.
+    impls:
+      - args:
+          - value: decimal<P,S>
+            name: x
+        return: |-
+          integral_least_num_digits = P - S + 1
+          precision = min(integral_least_num_digits, 38)
+          decimal?<precision, 0>
+  -
+    name: "floor"
+    description: >
+      Rounding to the floor of the value `x`.
+    impls:
+      - args:
+          - value: decimal<P,S>
+            name: x
+        return: |-
+          integral_least_num_digits = P - S + 1
+          precision = min(integral_least_num_digits, 38)
+          decimal?<precision, 0>
+  -
+    name: "round"
+    description: >
+      Rounding the value `x` to `s` decimal places.
+    impls:
+      - args:
+          - value: decimal<P,S>
+            name: x
+            description: >
+              Numerical expression to be rounded.
+          - value: i32
+            name: s
+            description: >
+              Number of decimal places to be rounded to.
+
+              When `s` is a positive number, the rounding
+              is performed to a `s` number of decimal places.
+
+              When `s` is a negative number, the rounding is
+              performed to the left side of the decimal point
+              as specified by `s`.
+
+              The precision of the resultant decimal type is one
+              more than the precision of the input decimal type to
+              allow for numbers that round up or down to the next
+              decimal magnitude.
+              E.g. `round(9.9, 0)` -> `10.0`.
+              The scale of the resultant decimal type cannot be
+              larger than the scale of the input decimal type.
+        options:
+          rounding:
+            description: >
+              When a boundary is computed to lie somewhere between two values,
+              and this value cannot be exactly represented, this specifies how
+              to round it.
+
+                - TIE_TO_EVEN: round to nearest value; if exactly halfway, tie
+                  to the even option.
+                - TIE_AWAY_FROM_ZERO: round to nearest value; if exactly
+                  halfway, tie away from zero.
+                - TRUNCATE: always round toward zero.
+                - CEILING: always round toward positive infinity.
+                - FLOOR: always round toward negative infinity.
+                - AWAY_FROM_ZERO: round negative values with FLOOR rule, round positive values with CEILING rule
+                - TIE_DOWN: round ties with FLOOR rule
+                - TIE_UP: round ties with CEILING rule
+                - TIE_TOWARDS_ZERO: round ties with TRUNCATE rule
+                - TIE_TO_ODD: round to nearest value; if exactly halfway, tie
+                  to the odd option.
+            values: [ TIE_TO_EVEN, TIE_AWAY_FROM_ZERO, TRUNCATE, CEILING, FLOOR,
+              AWAY_FROM_ZERO, TIE_DOWN, TIE_UP, TIE_TOWARDS_ZERO, TIE_TO_ODD ]
+        nullability: DECLARED_OUTPUT
+        return: |-
+          precision = min(P + 1, 38)
+          decimal?<precision, S>
diff --git a/src/substrait/gen/proto/algebra_pb2.py b/src/substrait/gen/proto/algebra_pb2.py
index 3bbc72f..ecaca06 100644
--- a/src/substrait/gen/proto/algebra_pb2.py
+++ b/src/substrait/gen/proto/algebra_pb2.py
@@ -7,7 +7,7 @@
 from google.protobuf import any_pb2 as google_dot_protobuf_dot_any__pb2
 from ..proto.extensions import extensions_pb2 as proto_dot_extensions_dot_extensions__pb2
 from ..proto import type_pb2 as proto_dot_type__pb2
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 _globals = globals()
 _builder.BuildMessageAndEnumDescriptors(DESCRIPTOR, _globals)
 _builder.BuildTopDescriptorsAndMessages(DESCRIPTOR, 'proto.algebra_pb2', _globals)
@@ -48,8 +48,8 @@
     _globals['_EXPRESSION'].fields_by_name['enum']._serialized_options = b'\x18\x01'
     _globals['_AGGREGATEFUNCTION'].fields_by_name['args']._options = None
     _globals['_AGGREGATEFUNCTION'].fields_by_name['args']._serialized_options = b'\x18\x01'
-    _globals['_AGGREGATIONPHASE']._serialized_start = 28801
-    _globals['_AGGREGATIONPHASE']._serialized_end = 29040
+    _globals['_AGGREGATIONPHASE']._serialized_start = 29126
+    _globals['_AGGREGATIONPHASE']._serialized_end = 29365
     _globals['_RELCOMMON']._serialized_start = 111
     _globals['_RELCOMMON']._serialized_end = 1536
     _globals['_RELCOMMON_DIRECT']._serialized_start = 347
@@ -199,144 +199,148 @@
     _globals['_FUNCTIONOPTION']._serialized_start = 16674
     _globals['_FUNCTIONOPTION']._serialized_end = 16742
     _globals['_EXPRESSION']._serialized_start = 16745
-    _globals['_EXPRESSION']._serialized_end = 27753
-    _globals['_EXPRESSION_ENUM']._serialized_start = 17524
-    _globals['_EXPRESSION_ENUM']._serialized_end = 17658
-    _globals['_EXPRESSION_ENUM_EMPTY']._serialized_start = 17630
-    _globals['_EXPRESSION_ENUM_EMPTY']._serialized_end = 17641
-    _globals['_EXPRESSION_LITERAL']._serialized_start = 17661
-    _globals['_EXPRESSION_LITERAL']._serialized_end = 20420
-    _globals['_EXPRESSION_LITERAL_VARCHAR']._serialized_start = 19169
-    _globals['_EXPRESSION_LITERAL_VARCHAR']._serialized_end = 19224
-    _globals['_EXPRESSION_LITERAL_DECIMAL']._serialized_start = 19226
-    _globals['_EXPRESSION_LITERAL_DECIMAL']._serialized_end = 19309
-    _globals['_EXPRESSION_LITERAL_PRECISIONTIMESTAMP']._serialized_start = 19311
-    _globals['_EXPRESSION_LITERAL_PRECISIONTIMESTAMP']._serialized_end = 19383
-    _globals['_EXPRESSION_LITERAL_MAP']._serialized_start = 19386
-    _globals['_EXPRESSION_LITERAL_MAP']._serialized_end = 19568
-    _globals['_EXPRESSION_LITERAL_MAP_KEYVALUE']._serialized_start = 19464
-    _globals['_EXPRESSION_LITERAL_MAP_KEYVALUE']._serialized_end = 19568
-    _globals['_EXPRESSION_LITERAL_INTERVALYEARTOMONTH']._serialized_start = 19570
-    _globals['_EXPRESSION_LITERAL_INTERVALYEARTOMONTH']._serialized_end = 19637
-    _globals['_EXPRESSION_LITERAL_INTERVALDAYTOSECOND']._serialized_start = 19640
-    _globals['_EXPRESSION_LITERAL_INTERVALDAYTOSECOND']._serialized_end = 19831
-    _globals['_EXPRESSION_LITERAL_INTERVALCOMPOUND']._serialized_start = 19834
-    _globals['_EXPRESSION_LITERAL_INTERVALCOMPOUND']._serialized_end = 20052
-    _globals['_EXPRESSION_LITERAL_STRUCT']._serialized_start = 20054
-    _globals['_EXPRESSION_LITERAL_STRUCT']._serialized_end = 20113
-    _globals['_EXPRESSION_LITERAL_LIST']._serialized_start = 20115
-    _globals['_EXPRESSION_LITERAL_LIST']._serialized_end = 20172
-    _globals['_EXPRESSION_LITERAL_USERDEFINED']._serialized_start = 20175
-    _globals['_EXPRESSION_LITERAL_USERDEFINED']._serialized_end = 20404
-    _globals['_EXPRESSION_NESTED']._serialized_start = 20423
-    _globals['_EXPRESSION_NESTED']._serialized_end = 20966
-    _globals['_EXPRESSION_NESTED_MAP']._serialized_start = 20682
-    _globals['_EXPRESSION_NESTED_MAP']._serialized_end = 20847
-    _globals['_EXPRESSION_NESTED_MAP_KEYVALUE']._serialized_start = 20759
-    _globals['_EXPRESSION_NESTED_MAP_KEYVALUE']._serialized_end = 20847
-    _globals['_EXPRESSION_NESTED_STRUCT']._serialized_start = 20849
-    _globals['_EXPRESSION_NESTED_STRUCT']._serialized_end = 20900
-    _globals['_EXPRESSION_NESTED_LIST']._serialized_start = 20902
-    _globals['_EXPRESSION_NESTED_LIST']._serialized_end = 20951
-    _globals['_EXPRESSION_SCALARFUNCTION']._serialized_start = 20969
-    _globals['_EXPRESSION_SCALARFUNCTION']._serialized_end = 21225
-    _globals['_EXPRESSION_WINDOWFUNCTION']._serialized_start = 21228
-    _globals['_EXPRESSION_WINDOWFUNCTION']._serialized_end = 22465
-    _globals['_EXPRESSION_WINDOWFUNCTION_BOUND']._serialized_start = 21929
-    _globals['_EXPRESSION_WINDOWFUNCTION_BOUND']._serialized_end = 22377
-    _globals['_EXPRESSION_WINDOWFUNCTION_BOUND_PRECEDING']._serialized_start = 22270
-    _globals['_EXPRESSION_WINDOWFUNCTION_BOUND_PRECEDING']._serialized_end = 22305
-    _globals['_EXPRESSION_WINDOWFUNCTION_BOUND_FOLLOWING']._serialized_start = 22307
-    _globals['_EXPRESSION_WINDOWFUNCTION_BOUND_FOLLOWING']._serialized_end = 22342
-    _globals['_EXPRESSION_WINDOWFUNCTION_BOUND_CURRENTROW']._serialized_start = 22344
-    _globals['_EXPRESSION_WINDOWFUNCTION_BOUND_CURRENTROW']._serialized_end = 22356
-    _globals['_EXPRESSION_WINDOWFUNCTION_BOUND_UNBOUNDED']._serialized_start = 22358
-    _globals['_EXPRESSION_WINDOWFUNCTION_BOUND_UNBOUNDED']._serialized_end = 22369
-    _globals['_EXPRESSION_WINDOWFUNCTION_BOUNDSTYPE']._serialized_start = 22379
-    _globals['_EXPRESSION_WINDOWFUNCTION_BOUNDSTYPE']._serialized_end = 22465
-    _globals['_EXPRESSION_IFTHEN']._serialized_start = 22468
-    _globals['_EXPRESSION_IFTHEN']._serialized_end = 22654
-    _globals['_EXPRESSION_IFTHEN_IFCLAUSE']._serialized_start = 22570
-    _globals['_EXPRESSION_IFTHEN_IFCLAUSE']._serialized_end = 22654
-    _globals['_EXPRESSION_CAST']._serialized_start = 22657
-    _globals['_EXPRESSION_CAST']._serialized_end = 22945
-    _globals['_EXPRESSION_CAST_FAILUREBEHAVIOR']._serialized_start = 22822
-    _globals['_EXPRESSION_CAST_FAILUREBEHAVIOR']._serialized_end = 22945
-    _globals['_EXPRESSION_SWITCHEXPRESSION']._serialized_start = 22948
-    _globals['_EXPRESSION_SWITCHEXPRESSION']._serialized_end = 23201
-    _globals['_EXPRESSION_SWITCHEXPRESSION_IFVALUE']._serialized_start = 23110
-    _globals['_EXPRESSION_SWITCHEXPRESSION_IFVALUE']._serialized_end = 23201
-    _globals['_EXPRESSION_SINGULARORLIST']._serialized_start = 23203
-    _globals['_EXPRESSION_SINGULARORLIST']._serialized_end = 23305
-    _globals['_EXPRESSION_MULTIORLIST']._serialized_start = 23308
-    _globals['_EXPRESSION_MULTIORLIST']._serialized_end = 23479
-    _globals['_EXPRESSION_MULTIORLIST_RECORD']._serialized_start = 23428
-    _globals['_EXPRESSION_MULTIORLIST_RECORD']._serialized_end = 23479
-    _globals['_EXPRESSION_EMBEDDEDFUNCTION']._serialized_start = 23482
-    _globals['_EXPRESSION_EMBEDDEDFUNCTION']._serialized_end = 23997
-    _globals['_EXPRESSION_EMBEDDEDFUNCTION_PYTHONPICKLEFUNCTION']._serialized_start = 23820
-    _globals['_EXPRESSION_EMBEDDEDFUNCTION_PYTHONPICKLEFUNCTION']._serialized_end = 23906
-    _globals['_EXPRESSION_EMBEDDEDFUNCTION_WEBASSEMBLYFUNCTION']._serialized_start = 23908
-    _globals['_EXPRESSION_EMBEDDEDFUNCTION_WEBASSEMBLYFUNCTION']._serialized_end = 23989
-    _globals['_EXPRESSION_REFERENCESEGMENT']._serialized_start = 24000
-    _globals['_EXPRESSION_REFERENCESEGMENT']._serialized_end = 24588
-    _globals['_EXPRESSION_REFERENCESEGMENT_MAPKEY']._serialized_start = 24260
-    _globals['_EXPRESSION_REFERENCESEGMENT_MAPKEY']._serialized_end = 24378
-    _globals['_EXPRESSION_REFERENCESEGMENT_STRUCTFIELD']._serialized_start = 24380
-    _globals['_EXPRESSION_REFERENCESEGMENT_STRUCTFIELD']._serialized_end = 24473
-    _globals['_EXPRESSION_REFERENCESEGMENT_LISTELEMENT']._serialized_start = 24475
-    _globals['_EXPRESSION_REFERENCESEGMENT_LISTELEMENT']._serialized_end = 24570
-    _globals['_EXPRESSION_MASKEXPRESSION']._serialized_start = 24591
-    _globals['_EXPRESSION_MASKEXPRESSION']._serialized_end = 25981
-    _globals['_EXPRESSION_MASKEXPRESSION_SELECT']._serialized_start = 24739
-    _globals['_EXPRESSION_MASKEXPRESSION_SELECT']._serialized_end = 24959
-    _globals['_EXPRESSION_MASKEXPRESSION_STRUCTSELECT']._serialized_start = 24961
-    _globals['_EXPRESSION_MASKEXPRESSION_STRUCTSELECT']._serialized_end = 25055
-    _globals['_EXPRESSION_MASKEXPRESSION_STRUCTITEM']._serialized_start = 25057
-    _globals['_EXPRESSION_MASKEXPRESSION_STRUCTITEM']._serialized_end = 25154
-    _globals['_EXPRESSION_MASKEXPRESSION_LISTSELECT']._serialized_start = 25157
-    _globals['_EXPRESSION_MASKEXPRESSION_LISTSELECT']._serialized_end = 25627
-    _globals['_EXPRESSION_MASKEXPRESSION_LISTSELECT_LISTSELECTITEM']._serialized_start = 25325
-    _globals['_EXPRESSION_MASKEXPRESSION_LISTSELECT_LISTSELECTITEM']._serialized_end = 25627
-    _globals['_EXPRESSION_MASKEXPRESSION_LISTSELECT_LISTSELECTITEM_LISTELEMENT']._serialized_start = 25531
-    _globals['_EXPRESSION_MASKEXPRESSION_LISTSELECT_LISTSELECTITEM_LISTELEMENT']._serialized_end = 25566
-    _globals['_EXPRESSION_MASKEXPRESSION_LISTSELECT_LISTSELECTITEM_LISTSLICE']._serialized_start = 25568
-    _globals['_EXPRESSION_MASKEXPRESSION_LISTSELECT_LISTSELECTITEM_LISTSLICE']._serialized_end = 25619
-    _globals['_EXPRESSION_MASKEXPRESSION_MAPSELECT']._serialized_start = 25630
-    _globals['_EXPRESSION_MASKEXPRESSION_MAPSELECT']._serialized_end = 25981
-    _globals['_EXPRESSION_MASKEXPRESSION_MAPSELECT_MAPKEY']._serialized_start = 25872
-    _globals['_EXPRESSION_MASKEXPRESSION_MAPSELECT_MAPKEY']._serialized_end = 25905
-    _globals['_EXPRESSION_MASKEXPRESSION_MAPSELECT_MAPKEYEXPRESSION']._serialized_start = 25907
-    _globals['_EXPRESSION_MASKEXPRESSION_MAPSELECT_MAPKEYEXPRESSION']._serialized_end = 25971
-    _globals['_EXPRESSION_FIELDREFERENCE']._serialized_start = 25984
-    _globals['_EXPRESSION_FIELDREFERENCE']._serialized_end = 26489
-    _globals['_EXPRESSION_FIELDREFERENCE_ROOTREFERENCE']._serialized_start = 26396
-    _globals['_EXPRESSION_FIELDREFERENCE_ROOTREFERENCE']._serialized_end = 26411
-    _globals['_EXPRESSION_FIELDREFERENCE_OUTERREFERENCE']._serialized_start = 26413
-    _globals['_EXPRESSION_FIELDREFERENCE_OUTERREFERENCE']._serialized_end = 26458
-    _globals['_EXPRESSION_SUBQUERY']._serialized_start = 26492
-    _globals['_EXPRESSION_SUBQUERY']._serialized_end = 27741
-    _globals['_EXPRESSION_SUBQUERY_SCALAR']._serialized_start = 26805
-    _globals['_EXPRESSION_SUBQUERY_SCALAR']._serialized_end = 26847
-    _globals['_EXPRESSION_SUBQUERY_INPREDICATE']._serialized_start = 26849
-    _globals['_EXPRESSION_SUBQUERY_INPREDICATE']._serialized_end = 26947
-    _globals['_EXPRESSION_SUBQUERY_SETPREDICATE']._serialized_start = 26950
-    _globals['_EXPRESSION_SUBQUERY_SETPREDICATE']._serialized_end = 27183
-    _globals['_EXPRESSION_SUBQUERY_SETPREDICATE_PREDICATEOP']._serialized_start = 27090
-    _globals['_EXPRESSION_SUBQUERY_SETPREDICATE_PREDICATEOP']._serialized_end = 27183
-    _globals['_EXPRESSION_SUBQUERY_SETCOMPARISON']._serialized_start = 27186
-    _globals['_EXPRESSION_SUBQUERY_SETCOMPARISON']._serialized_end = 27724
-    _globals['_EXPRESSION_SUBQUERY_SETCOMPARISON_COMPARISONOP']._serialized_start = 27458
-    _globals['_EXPRESSION_SUBQUERY_SETCOMPARISON_COMPARISONOP']._serialized_end = 27635
-    _globals['_EXPRESSION_SUBQUERY_SETCOMPARISON_REDUCTIONOP']._serialized_start = 27637
-    _globals['_EXPRESSION_SUBQUERY_SETCOMPARISON_REDUCTIONOP']._serialized_end = 27724
-    _globals['_SORTFIELD']._serialized_start = 27756
-    _globals['_SORTFIELD']._serialized_end = 28177
-    _globals['_SORTFIELD_SORTDIRECTION']._serialized_start = 27943
-    _globals['_SORTFIELD_SORTDIRECTION']._serialized_end = 28164
-    _globals['_AGGREGATEFUNCTION']._serialized_start = 28180
-    _globals['_AGGREGATEFUNCTION']._serialized_end = 28741
-    _globals['_AGGREGATEFUNCTION_AGGREGATIONINVOCATION']._serialized_start = 28609
-    _globals['_AGGREGATEFUNCTION_AGGREGATIONINVOCATION']._serialized_end = 28741
-    _globals['_REFERENCEREL']._serialized_start = 28743
-    _globals['_REFERENCEREL']._serialized_end = 28798
\ No newline at end of file
+    _globals['_EXPRESSION']._serialized_end = 27976
+    _globals['_EXPRESSION_ENUM']._serialized_start = 17596
+    _globals['_EXPRESSION_ENUM']._serialized_end = 17730
+    _globals['_EXPRESSION_ENUM_EMPTY']._serialized_start = 17702
+    _globals['_EXPRESSION_ENUM_EMPTY']._serialized_end = 17713
+    _globals['_EXPRESSION_LITERAL']._serialized_start = 17733
+    _globals['_EXPRESSION_LITERAL']._serialized_end = 20643
+    _globals['_EXPRESSION_LITERAL_VARCHAR']._serialized_start = 19323
+    _globals['_EXPRESSION_LITERAL_VARCHAR']._serialized_end = 19378
+    _globals['_EXPRESSION_LITERAL_DECIMAL']._serialized_start = 19380
+    _globals['_EXPRESSION_LITERAL_DECIMAL']._serialized_end = 19463
+    _globals['_EXPRESSION_LITERAL_PRECISIONTIME']._serialized_start = 19465
+    _globals['_EXPRESSION_LITERAL_PRECISIONTIME']._serialized_end = 19532
+    _globals['_EXPRESSION_LITERAL_PRECISIONTIMESTAMP']._serialized_start = 19534
+    _globals['_EXPRESSION_LITERAL_PRECISIONTIMESTAMP']._serialized_end = 19606
+    _globals['_EXPRESSION_LITERAL_MAP']._serialized_start = 19609
+    _globals['_EXPRESSION_LITERAL_MAP']._serialized_end = 19791
+    _globals['_EXPRESSION_LITERAL_MAP_KEYVALUE']._serialized_start = 19687
+    _globals['_EXPRESSION_LITERAL_MAP_KEYVALUE']._serialized_end = 19791
+    _globals['_EXPRESSION_LITERAL_INTERVALYEARTOMONTH']._serialized_start = 19793
+    _globals['_EXPRESSION_LITERAL_INTERVALYEARTOMONTH']._serialized_end = 19860
+    _globals['_EXPRESSION_LITERAL_INTERVALDAYTOSECOND']._serialized_start = 19863
+    _globals['_EXPRESSION_LITERAL_INTERVALDAYTOSECOND']._serialized_end = 20054
+    _globals['_EXPRESSION_LITERAL_INTERVALCOMPOUND']._serialized_start = 20057
+    _globals['_EXPRESSION_LITERAL_INTERVALCOMPOUND']._serialized_end = 20275
+    _globals['_EXPRESSION_LITERAL_STRUCT']._serialized_start = 20277
+    _globals['_EXPRESSION_LITERAL_STRUCT']._serialized_end = 20336
+    _globals['_EXPRESSION_LITERAL_LIST']._serialized_start = 20338
+    _globals['_EXPRESSION_LITERAL_LIST']._serialized_end = 20395
+    _globals['_EXPRESSION_LITERAL_USERDEFINED']._serialized_start = 20398
+    _globals['_EXPRESSION_LITERAL_USERDEFINED']._serialized_end = 20627
+    _globals['_EXPRESSION_NESTED']._serialized_start = 20646
+    _globals['_EXPRESSION_NESTED']._serialized_end = 21189
+    _globals['_EXPRESSION_NESTED_MAP']._serialized_start = 20905
+    _globals['_EXPRESSION_NESTED_MAP']._serialized_end = 21070
+    _globals['_EXPRESSION_NESTED_MAP_KEYVALUE']._serialized_start = 20982
+    _globals['_EXPRESSION_NESTED_MAP_KEYVALUE']._serialized_end = 21070
+    _globals['_EXPRESSION_NESTED_STRUCT']._serialized_start = 21072
+    _globals['_EXPRESSION_NESTED_STRUCT']._serialized_end = 21123
+    _globals['_EXPRESSION_NESTED_LIST']._serialized_start = 21125
+    _globals['_EXPRESSION_NESTED_LIST']._serialized_end = 21174
+    _globals['_EXPRESSION_SCALARFUNCTION']._serialized_start = 21192
+    _globals['_EXPRESSION_SCALARFUNCTION']._serialized_end = 21448
+    _globals['_EXPRESSION_WINDOWFUNCTION']._serialized_start = 21451
+    _globals['_EXPRESSION_WINDOWFUNCTION']._serialized_end = 22688
+    _globals['_EXPRESSION_WINDOWFUNCTION_BOUND']._serialized_start = 22152
+    _globals['_EXPRESSION_WINDOWFUNCTION_BOUND']._serialized_end = 22600
+    _globals['_EXPRESSION_WINDOWFUNCTION_BOUND_PRECEDING']._serialized_start = 22493
+    _globals['_EXPRESSION_WINDOWFUNCTION_BOUND_PRECEDING']._serialized_end = 22528
+    _globals['_EXPRESSION_WINDOWFUNCTION_BOUND_FOLLOWING']._serialized_start = 22530
+    _globals['_EXPRESSION_WINDOWFUNCTION_BOUND_FOLLOWING']._serialized_end = 22565
+    _globals['_EXPRESSION_WINDOWFUNCTION_BOUND_CURRENTROW']._serialized_start = 22567
+    _globals['_EXPRESSION_WINDOWFUNCTION_BOUND_CURRENTROW']._serialized_end = 22579
+    _globals['_EXPRESSION_WINDOWFUNCTION_BOUND_UNBOUNDED']._serialized_start = 22581
+    _globals['_EXPRESSION_WINDOWFUNCTION_BOUND_UNBOUNDED']._serialized_end = 22592
+    _globals['_EXPRESSION_WINDOWFUNCTION_BOUNDSTYPE']._serialized_start = 22602
+    _globals['_EXPRESSION_WINDOWFUNCTION_BOUNDSTYPE']._serialized_end = 22688
+    _globals['_EXPRESSION_IFTHEN']._serialized_start = 22691
+    _globals['_EXPRESSION_IFTHEN']._serialized_end = 22877
+    _globals['_EXPRESSION_IFTHEN_IFCLAUSE']._serialized_start = 22793
+    _globals['_EXPRESSION_IFTHEN_IFCLAUSE']._serialized_end = 22877
+    _globals['_EXPRESSION_CAST']._serialized_start = 22880
+    _globals['_EXPRESSION_CAST']._serialized_end = 23168
+    _globals['_EXPRESSION_CAST_FAILUREBEHAVIOR']._serialized_start = 23045
+    _globals['_EXPRESSION_CAST_FAILUREBEHAVIOR']._serialized_end = 23168
+    _globals['_EXPRESSION_SWITCHEXPRESSION']._serialized_start = 23171
+    _globals['_EXPRESSION_SWITCHEXPRESSION']._serialized_end = 23424
+    _globals['_EXPRESSION_SWITCHEXPRESSION_IFVALUE']._serialized_start = 23333
+    _globals['_EXPRESSION_SWITCHEXPRESSION_IFVALUE']._serialized_end = 23424
+    _globals['_EXPRESSION_SINGULARORLIST']._serialized_start = 23426
+    _globals['_EXPRESSION_SINGULARORLIST']._serialized_end = 23528
+    _globals['_EXPRESSION_MULTIORLIST']._serialized_start = 23531
+    _globals['_EXPRESSION_MULTIORLIST']._serialized_end = 23702
+    _globals['_EXPRESSION_MULTIORLIST_RECORD']._serialized_start = 23651
+    _globals['_EXPRESSION_MULTIORLIST_RECORD']._serialized_end = 23702
+    _globals['_EXPRESSION_EMBEDDEDFUNCTION']._serialized_start = 23705
+    _globals['_EXPRESSION_EMBEDDEDFUNCTION']._serialized_end = 24220
+    _globals['_EXPRESSION_EMBEDDEDFUNCTION_PYTHONPICKLEFUNCTION']._serialized_start = 24043
+    _globals['_EXPRESSION_EMBEDDEDFUNCTION_PYTHONPICKLEFUNCTION']._serialized_end = 24129
+    _globals['_EXPRESSION_EMBEDDEDFUNCTION_WEBASSEMBLYFUNCTION']._serialized_start = 24131
+    _globals['_EXPRESSION_EMBEDDEDFUNCTION_WEBASSEMBLYFUNCTION']._serialized_end = 24212
+    _globals['_EXPRESSION_REFERENCESEGMENT']._serialized_start = 24223
+    _globals['_EXPRESSION_REFERENCESEGMENT']._serialized_end = 24811
+    _globals['_EXPRESSION_REFERENCESEGMENT_MAPKEY']._serialized_start = 24483
+    _globals['_EXPRESSION_REFERENCESEGMENT_MAPKEY']._serialized_end = 24601
+    _globals['_EXPRESSION_REFERENCESEGMENT_STRUCTFIELD']._serialized_start = 24603
+    _globals['_EXPRESSION_REFERENCESEGMENT_STRUCTFIELD']._serialized_end = 24696
+    _globals['_EXPRESSION_REFERENCESEGMENT_LISTELEMENT']._serialized_start = 24698
+    _globals['_EXPRESSION_REFERENCESEGMENT_LISTELEMENT']._serialized_end = 24793
+    _globals['_EXPRESSION_MASKEXPRESSION']._serialized_start = 24814
+    _globals['_EXPRESSION_MASKEXPRESSION']._serialized_end = 26204
+    _globals['_EXPRESSION_MASKEXPRESSION_SELECT']._serialized_start = 24962
+    _globals['_EXPRESSION_MASKEXPRESSION_SELECT']._serialized_end = 25182
+    _globals['_EXPRESSION_MASKEXPRESSION_STRUCTSELECT']._serialized_start = 25184
+    _globals['_EXPRESSION_MASKEXPRESSION_STRUCTSELECT']._serialized_end = 25278
+    _globals['_EXPRESSION_MASKEXPRESSION_STRUCTITEM']._serialized_start = 25280
+    _globals['_EXPRESSION_MASKEXPRESSION_STRUCTITEM']._serialized_end = 25377
+    _globals['_EXPRESSION_MASKEXPRESSION_LISTSELECT']._serialized_start = 25380
+    _globals['_EXPRESSION_MASKEXPRESSION_LISTSELECT']._serialized_end = 25850
+    _globals['_EXPRESSION_MASKEXPRESSION_LISTSELECT_LISTSELECTITEM']._serialized_start = 25548
+    _globals['_EXPRESSION_MASKEXPRESSION_LISTSELECT_LISTSELECTITEM']._serialized_end = 25850
+    _globals['_EXPRESSION_MASKEXPRESSION_LISTSELECT_LISTSELECTITEM_LISTELEMENT']._serialized_start = 25754
+    _globals['_EXPRESSION_MASKEXPRESSION_LISTSELECT_LISTSELECTITEM_LISTELEMENT']._serialized_end = 25789
+    _globals['_EXPRESSION_MASKEXPRESSION_LISTSELECT_LISTSELECTITEM_LISTSLICE']._serialized_start = 25791
+    _globals['_EXPRESSION_MASKEXPRESSION_LISTSELECT_LISTSELECTITEM_LISTSLICE']._serialized_end = 25842
+    _globals['_EXPRESSION_MASKEXPRESSION_MAPSELECT']._serialized_start = 25853
+    _globals['_EXPRESSION_MASKEXPRESSION_MAPSELECT']._serialized_end = 26204
+    _globals['_EXPRESSION_MASKEXPRESSION_MAPSELECT_MAPKEY']._serialized_start = 26095
+    _globals['_EXPRESSION_MASKEXPRESSION_MAPSELECT_MAPKEY']._serialized_end = 26128
+    _globals['_EXPRESSION_MASKEXPRESSION_MAPSELECT_MAPKEYEXPRESSION']._serialized_start = 26130
+    _globals['_EXPRESSION_MASKEXPRESSION_MAPSELECT_MAPKEYEXPRESSION']._serialized_end = 26194
+    _globals['_EXPRESSION_FIELDREFERENCE']._serialized_start = 26207
+    _globals['_EXPRESSION_FIELDREFERENCE']._serialized_end = 26712
+    _globals['_EXPRESSION_FIELDREFERENCE_ROOTREFERENCE']._serialized_start = 26619
+    _globals['_EXPRESSION_FIELDREFERENCE_ROOTREFERENCE']._serialized_end = 26634
+    _globals['_EXPRESSION_FIELDREFERENCE_OUTERREFERENCE']._serialized_start = 26636
+    _globals['_EXPRESSION_FIELDREFERENCE_OUTERREFERENCE']._serialized_end = 26681
+    _globals['_EXPRESSION_SUBQUERY']._serialized_start = 26715
+    _globals['_EXPRESSION_SUBQUERY']._serialized_end = 27964
+    _globals['_EXPRESSION_SUBQUERY_SCALAR']._serialized_start = 27028
+    _globals['_EXPRESSION_SUBQUERY_SCALAR']._serialized_end = 27070
+    _globals['_EXPRESSION_SUBQUERY_INPREDICATE']._serialized_start = 27072
+    _globals['_EXPRESSION_SUBQUERY_INPREDICATE']._serialized_end = 27170
+    _globals['_EXPRESSION_SUBQUERY_SETPREDICATE']._serialized_start = 27173
+    _globals['_EXPRESSION_SUBQUERY_SETPREDICATE']._serialized_end = 27406
+    _globals['_EXPRESSION_SUBQUERY_SETPREDICATE_PREDICATEOP']._serialized_start = 27313
+    _globals['_EXPRESSION_SUBQUERY_SETPREDICATE_PREDICATEOP']._serialized_end = 27406
+    _globals['_EXPRESSION_SUBQUERY_SETCOMPARISON']._serialized_start = 27409
+    _globals['_EXPRESSION_SUBQUERY_SETCOMPARISON']._serialized_end = 27947
+    _globals['_EXPRESSION_SUBQUERY_SETCOMPARISON_COMPARISONOP']._serialized_start = 27681
+    _globals['_EXPRESSION_SUBQUERY_SETCOMPARISON_COMPARISONOP']._serialized_end = 27858
+    _globals['_EXPRESSION_SUBQUERY_SETCOMPARISON_REDUCTIONOP']._serialized_start = 27860
+    _globals['_EXPRESSION_SUBQUERY_SETCOMPARISON_REDUCTIONOP']._serialized_end = 27947
+    _globals['_DYNAMICPARAMETER']._serialized_start = 27978
+    _globals['_DYNAMICPARAMETER']._serialized_end = 28078
+    _globals['_SORTFIELD']._serialized_start = 28081
+    _globals['_SORTFIELD']._serialized_end = 28502
+    _globals['_SORTFIELD_SORTDIRECTION']._serialized_start = 28268
+    _globals['_SORTFIELD_SORTDIRECTION']._serialized_end = 28489
+    _globals['_AGGREGATEFUNCTION']._serialized_start = 28505
+    _globals['_AGGREGATEFUNCTION']._serialized_end = 29066
+    _globals['_AGGREGATEFUNCTION_AGGREGATIONINVOCATION']._serialized_start = 28934
+    _globals['_AGGREGATEFUNCTION_AGGREGATIONINVOCATION']._serialized_end = 29066
+    _globals['_REFERENCEREL']._serialized_start = 29068
+    _globals['_REFERENCEREL']._serialized_end = 29123
\ No newline at end of file
diff --git a/src/substrait/gen/proto/algebra_pb2.pyi b/src/substrait/gen/proto/algebra_pb2.pyi
index 16867fc..4d30d5a 100644
--- a/src/substrait/gen/proto/algebra_pb2.pyi
+++ b/src/substrait/gen/proto/algebra_pb2.pyi
@@ -2575,13 +2575,29 @@ class Expression(google.protobuf.message.Message):
             def ClearField(self, field_name: typing_extensions.Literal['precision', b'precision', 'scale', b'scale', 'value', b'value']) -> None:
                 ...
 
+        @typing_extensions.final
+        class PrecisionTime(google.protobuf.message.Message):
+            DESCRIPTOR: google.protobuf.descriptor.Descriptor
+            PRECISION_FIELD_NUMBER: builtins.int
+            VALUE_FIELD_NUMBER: builtins.int
+            precision: builtins.int
+            'Sub-second precision, 0 means the value given is in seconds, 3 is milliseconds, 6 microseconds, 9 is nanoseconds, 12 is picoseconds'
+            value: builtins.int
+            'Time passed since midnight in precision units.'
+
+            def __init__(self, *, precision: builtins.int=..., value: builtins.int=...) -> None:
+                ...
+
+            def ClearField(self, field_name: typing_extensions.Literal['precision', b'precision', 'value', b'value']) -> None:
+                ...
+
         @typing_extensions.final
         class PrecisionTimestamp(google.protobuf.message.Message):
             DESCRIPTOR: google.protobuf.descriptor.Descriptor
             PRECISION_FIELD_NUMBER: builtins.int
             VALUE_FIELD_NUMBER: builtins.int
             precision: builtins.int
-            'Sub-second precision, 0 means the value given is in seconds, 3 is milliseconds, 6 microseconds, 9 is nanoseconds'
+            'Sub-second precision, 0 means the value given is in seconds, 3 is milliseconds, 6 microseconds, 9 is nanoseconds, 12 is picoseconds'
             value: builtins.int
             'Time passed since 1970-01-01 00:00:00.000000 in UTC for PrecisionTimestampTZ and unspecified timezone for PrecisionTimestamp'
 
@@ -2779,6 +2795,7 @@ class Expression(google.protobuf.message.Message):
         VAR_CHAR_FIELD_NUMBER: builtins.int
         FIXED_BINARY_FIELD_NUMBER: builtins.int
         DECIMAL_FIELD_NUMBER: builtins.int
+        PRECISION_TIME_FIELD_NUMBER: builtins.int
         PRECISION_TIMESTAMP_FIELD_NUMBER: builtins.int
         PRECISION_TIMESTAMP_TZ_FIELD_NUMBER: builtins.int
         STRUCT_FIELD_NUMBER: builtins.int
@@ -2802,11 +2819,11 @@ class Expression(google.protobuf.message.Message):
         string: builtins.str
         binary: builtins.bytes
         timestamp: builtins.int
-        'Timestamp in units of microseconds since the UNIX epoch.\n        Deprecated in favor of `precision_timestamp`\n        '
+        'Timestamp in units of microseconds since the UNIX epoch.\n        Deprecated in favor of `precision_timestamp`.\n        '
         date: builtins.int
         'Date in units of days since the UNIX epoch.'
         time: builtins.int
-        'Time in units of microseconds past midnight'
+        'Time in units of microseconds past midnight.\n        Deprecated in favor of `precision_time`.\n        '
 
         @property
         def interval_year_to_month(self) -> global___Expression.Literal.IntervalYearToMonth:
@@ -2830,6 +2847,10 @@ class Expression(google.protobuf.message.Message):
         def decimal(self) -> global___Expression.Literal.Decimal:
             ...
 
+        @property
+        def precision_time(self) -> global___Expression.Literal.PrecisionTime:
+            """Time in precision units past midnight."""
+
         @property
         def precision_timestamp(self) -> global___Expression.Literal.PrecisionTimestamp:
             ...
@@ -2873,16 +2894,16 @@ class Expression(google.protobuf.message.Message):
         type_variation_reference: builtins.int
         'optionally points to a type_variation_anchor defined in this plan.\n        Applies to all members of union other than the Typed null (which should\n        directly declare the type variation).\n        '
 
-        def __init__(self, *, boolean: builtins.bool=..., i8: builtins.int=..., i16: builtins.int=..., i32: builtins.int=..., i64: builtins.int=..., fp32: builtins.float=..., fp64: builtins.float=..., string: builtins.str=..., binary: builtins.bytes=..., timestamp: builtins.int=..., date: builtins.int=..., time: builtins.int=..., interval_year_to_month: global___Expression.Literal.IntervalYearToMonth | None=..., interval_day_to_second: global___Expression.Literal.IntervalDayToSecond | None=..., interval_compound: global___Expression.Literal.IntervalCompound | None=..., fixed_char: builtins.str=..., var_char: global___Expression.Literal.VarChar | None=..., fixed_binary: builtins.bytes=..., decimal: global___Expression.Literal.Decimal | None=..., precision_timestamp: global___Expression.Literal.PrecisionTimestamp | None=..., precision_timestamp_tz: global___Expression.Literal.PrecisionTimestamp | None=..., struct: global___Expression.Literal.Struct | None=..., map: global___Expression.Literal.Map | None=..., timestamp_tz: builtins.int=..., uuid: builtins.bytes=..., null: proto.type_pb2.Type | None=..., list: global___Expression.Literal.List | None=..., empty_list: proto.type_pb2.Type.List | None=..., empty_map: proto.type_pb2.Type.Map | None=..., user_defined: global___Expression.Literal.UserDefined | None=..., nullable: builtins.bool=..., type_variation_reference: builtins.int=...) -> None:
+        def __init__(self, *, boolean: builtins.bool=..., i8: builtins.int=..., i16: builtins.int=..., i32: builtins.int=..., i64: builtins.int=..., fp32: builtins.float=..., fp64: builtins.float=..., string: builtins.str=..., binary: builtins.bytes=..., timestamp: builtins.int=..., date: builtins.int=..., time: builtins.int=..., interval_year_to_month: global___Expression.Literal.IntervalYearToMonth | None=..., interval_day_to_second: global___Expression.Literal.IntervalDayToSecond | None=..., interval_compound: global___Expression.Literal.IntervalCompound | None=..., fixed_char: builtins.str=..., var_char: global___Expression.Literal.VarChar | None=..., fixed_binary: builtins.bytes=..., decimal: global___Expression.Literal.Decimal | None=..., precision_time: global___Expression.Literal.PrecisionTime | None=..., precision_timestamp: global___Expression.Literal.PrecisionTimestamp | None=..., precision_timestamp_tz: global___Expression.Literal.PrecisionTimestamp | None=..., struct: global___Expression.Literal.Struct | None=..., map: global___Expression.Literal.Map | None=..., timestamp_tz: builtins.int=..., uuid: builtins.bytes=..., null: proto.type_pb2.Type | None=..., list: global___Expression.Literal.List | None=..., empty_list: proto.type_pb2.Type.List | None=..., empty_map: proto.type_pb2.Type.Map | None=..., user_defined: global___Expression.Literal.UserDefined | None=..., nullable: builtins.bool=..., type_variation_reference: builtins.int=...) -> None:
             ...
 
-        def HasField(self, field_name: typing_extensions.Literal['binary', b'binary', 'boolean', b'boolean', 'date', b'date', 'decimal', b'decimal', 'empty_list', b'empty_list', 'empty_map', b'empty_map', 'fixed_binary', b'fixed_binary', 'fixed_char', b'fixed_char', 'fp32', b'fp32', 'fp64', b'fp64', 'i16', b'i16', 'i32', b'i32', 'i64', b'i64', 'i8', b'i8', 'interval_compound', b'interval_compound', 'interval_day_to_second', b'interval_day_to_second', 'interval_year_to_month', b'interval_year_to_month', 'list', b'list', 'literal_type', b'literal_type', 'map', b'map', 'null', b'null', 'precision_timestamp', b'precision_timestamp', 'precision_timestamp_tz', b'precision_timestamp_tz', 'string', b'string', 'struct', b'struct', 'time', b'time', 'timestamp', b'timestamp', 'timestamp_tz', b'timestamp_tz', 'user_defined', b'user_defined', 'uuid', b'uuid', 'var_char', b'var_char']) -> builtins.bool:
+        def HasField(self, field_name: typing_extensions.Literal['binary', b'binary', 'boolean', b'boolean', 'date', b'date', 'decimal', b'decimal', 'empty_list', b'empty_list', 'empty_map', b'empty_map', 'fixed_binary', b'fixed_binary', 'fixed_char', b'fixed_char', 'fp32', b'fp32', 'fp64', b'fp64', 'i16', b'i16', 'i32', b'i32', 'i64', b'i64', 'i8', b'i8', 'interval_compound', b'interval_compound', 'interval_day_to_second', b'interval_day_to_second', 'interval_year_to_month', b'interval_year_to_month', 'list', b'list', 'literal_type', b'literal_type', 'map', b'map', 'null', b'null', 'precision_time', b'precision_time', 'precision_timestamp', b'precision_timestamp', 'precision_timestamp_tz', b'precision_timestamp_tz', 'string', b'string', 'struct', b'struct', 'time', b'time', 'timestamp', b'timestamp', 'timestamp_tz', b'timestamp_tz', 'user_defined', b'user_defined', 'uuid', b'uuid', 'var_char', b'var_char']) -> builtins.bool:
             ...
 
-        def ClearField(self, field_name: typing_extensions.Literal['binary', b'binary', 'boolean', b'boolean', 'date', b'date', 'decimal', b'decimal', 'empty_list', b'empty_list', 'empty_map', b'empty_map', 'fixed_binary', b'fixed_binary', 'fixed_char', b'fixed_char', 'fp32', b'fp32', 'fp64', b'fp64', 'i16', b'i16', 'i32', b'i32', 'i64', b'i64', 'i8', b'i8', 'interval_compound', b'interval_compound', 'interval_day_to_second', b'interval_day_to_second', 'interval_year_to_month', b'interval_year_to_month', 'list', b'list', 'literal_type', b'literal_type', 'map', b'map', 'null', b'null', 'nullable', b'nullable', 'precision_timestamp', b'precision_timestamp', 'precision_timestamp_tz', b'precision_timestamp_tz', 'string', b'string', 'struct', b'struct', 'time', b'time', 'timestamp', b'timestamp', 'timestamp_tz', b'timestamp_tz', 'type_variation_reference', b'type_variation_reference', 'user_defined', b'user_defined', 'uuid', b'uuid', 'var_char', b'var_char']) -> None:
+        def ClearField(self, field_name: typing_extensions.Literal['binary', b'binary', 'boolean', b'boolean', 'date', b'date', 'decimal', b'decimal', 'empty_list', b'empty_list', 'empty_map', b'empty_map', 'fixed_binary', b'fixed_binary', 'fixed_char', b'fixed_char', 'fp32', b'fp32', 'fp64', b'fp64', 'i16', b'i16', 'i32', b'i32', 'i64', b'i64', 'i8', b'i8', 'interval_compound', b'interval_compound', 'interval_day_to_second', b'interval_day_to_second', 'interval_year_to_month', b'interval_year_to_month', 'list', b'list', 'literal_type', b'literal_type', 'map', b'map', 'null', b'null', 'nullable', b'nullable', 'precision_time', b'precision_time', 'precision_timestamp', b'precision_timestamp', 'precision_timestamp_tz', b'precision_timestamp_tz', 'string', b'string', 'struct', b'struct', 'time', b'time', 'timestamp', b'timestamp', 'timestamp_tz', b'timestamp_tz', 'type_variation_reference', b'type_variation_reference', 'user_defined', b'user_defined', 'uuid', b'uuid', 'var_char', b'var_char']) -> None:
             ...
 
-        def WhichOneof(self, oneof_group: typing_extensions.Literal['literal_type', b'literal_type']) -> typing_extensions.Literal['boolean', 'i8', 'i16', 'i32', 'i64', 'fp32', 'fp64', 'string', 'binary', 'timestamp', 'date', 'time', 'interval_year_to_month', 'interval_day_to_second', 'interval_compound', 'fixed_char', 'var_char', 'fixed_binary', 'decimal', 'precision_timestamp', 'precision_timestamp_tz', 'struct', 'map', 'timestamp_tz', 'uuid', 'null', 'list', 'empty_list', 'empty_map', 'user_defined'] | None:
+        def WhichOneof(self, oneof_group: typing_extensions.Literal['literal_type', b'literal_type']) -> typing_extensions.Literal['boolean', 'i8', 'i16', 'i32', 'i64', 'fp32', 'fp64', 'string', 'binary', 'timestamp', 'date', 'time', 'interval_year_to_month', 'interval_day_to_second', 'interval_compound', 'fixed_char', 'var_char', 'fixed_binary', 'decimal', 'precision_time', 'precision_timestamp', 'precision_timestamp_tz', 'struct', 'map', 'timestamp_tz', 'uuid', 'null', 'list', 'empty_list', 'empty_map', 'user_defined'] | None:
             ...
 
     @typing_extensions.final
@@ -4132,6 +4153,7 @@ class Expression(google.protobuf.message.Message):
     CAST_FIELD_NUMBER: builtins.int
     SUBQUERY_FIELD_NUMBER: builtins.int
     NESTED_FIELD_NUMBER: builtins.int
+    DYNAMIC_PARAMETER_FIELD_NUMBER: builtins.int
     ENUM_FIELD_NUMBER: builtins.int
 
     @property
@@ -4178,6 +4200,10 @@ class Expression(google.protobuf.message.Message):
     def nested(self) -> global___Expression.Nested:
         ...
 
+    @property
+    def dynamic_parameter(self) -> global___DynamicParameter:
+        ...
+
     @property
     def enum(self) -> global___Expression.Enum:
         """deprecated: enum literals are only sensible in the context of
@@ -4185,19 +4211,44 @@ class Expression(google.protobuf.message.Message):
         used
         """
 
-    def __init__(self, *, literal: global___Expression.Literal | None=..., selection: global___Expression.FieldReference | None=..., scalar_function: global___Expression.ScalarFunction | None=..., window_function: global___Expression.WindowFunction | None=..., if_then: global___Expression.IfThen | None=..., switch_expression: global___Expression.SwitchExpression | None=..., singular_or_list: global___Expression.SingularOrList | None=..., multi_or_list: global___Expression.MultiOrList | None=..., cast: global___Expression.Cast | None=..., subquery: global___Expression.Subquery | None=..., nested: global___Expression.Nested | None=..., enum: global___Expression.Enum | None=...) -> None:
+    def __init__(self, *, literal: global___Expression.Literal | None=..., selection: global___Expression.FieldReference | None=..., scalar_function: global___Expression.ScalarFunction | None=..., window_function: global___Expression.WindowFunction | None=..., if_then: global___Expression.IfThen | None=..., switch_expression: global___Expression.SwitchExpression | None=..., singular_or_list: global___Expression.SingularOrList | None=..., multi_or_list: global___Expression.MultiOrList | None=..., cast: global___Expression.Cast | None=..., subquery: global___Expression.Subquery | None=..., nested: global___Expression.Nested | None=..., dynamic_parameter: global___DynamicParameter | None=..., enum: global___Expression.Enum | None=...) -> None:
         ...
 
-    def HasField(self, field_name: typing_extensions.Literal['cast', b'cast', 'enum', b'enum', 'if_then', b'if_then', 'literal', b'literal', 'multi_or_list', b'multi_or_list', 'nested', b'nested', 'rex_type', b'rex_type', 'scalar_function', b'scalar_function', 'selection', b'selection', 'singular_or_list', b'singular_or_list', 'subquery', b'subquery', 'switch_expression', b'switch_expression', 'window_function', b'window_function']) -> builtins.bool:
+    def HasField(self, field_name: typing_extensions.Literal['cast', b'cast', 'dynamic_parameter', b'dynamic_parameter', 'enum', b'enum', 'if_then', b'if_then', 'literal', b'literal', 'multi_or_list', b'multi_or_list', 'nested', b'nested', 'rex_type', b'rex_type', 'scalar_function', b'scalar_function', 'selection', b'selection', 'singular_or_list', b'singular_or_list', 'subquery', b'subquery', 'switch_expression', b'switch_expression', 'window_function', b'window_function']) -> builtins.bool:
         ...
 
-    def ClearField(self, field_name: typing_extensions.Literal['cast', b'cast', 'enum', b'enum', 'if_then', b'if_then', 'literal', b'literal', 'multi_or_list', b'multi_or_list', 'nested', b'nested', 'rex_type', b'rex_type', 'scalar_function', b'scalar_function', 'selection', b'selection', 'singular_or_list', b'singular_or_list', 'subquery', b'subquery', 'switch_expression', b'switch_expression', 'window_function', b'window_function']) -> None:
+    def ClearField(self, field_name: typing_extensions.Literal['cast', b'cast', 'dynamic_parameter', b'dynamic_parameter', 'enum', b'enum', 'if_then', b'if_then', 'literal', b'literal', 'multi_or_list', b'multi_or_list', 'nested', b'nested', 'rex_type', b'rex_type', 'scalar_function', b'scalar_function', 'selection', b'selection', 'singular_or_list', b'singular_or_list', 'subquery', b'subquery', 'switch_expression', b'switch_expression', 'window_function', b'window_function']) -> None:
         ...
 
-    def WhichOneof(self, oneof_group: typing_extensions.Literal['rex_type', b'rex_type']) -> typing_extensions.Literal['literal', 'selection', 'scalar_function', 'window_function', 'if_then', 'switch_expression', 'singular_or_list', 'multi_or_list', 'cast', 'subquery', 'nested', 'enum'] | None:
+    def WhichOneof(self, oneof_group: typing_extensions.Literal['rex_type', b'rex_type']) -> typing_extensions.Literal['literal', 'selection', 'scalar_function', 'window_function', 'if_then', 'switch_expression', 'singular_or_list', 'multi_or_list', 'cast', 'subquery', 'nested', 'dynamic_parameter', 'enum'] | None:
         ...
 global___Expression = Expression
 
+@typing_extensions.final
+class DynamicParameter(google.protobuf.message.Message):
+    """Expression that represents a dynamic parameter.
+    Dynamic parameters are identified by a surrogate key within a plan.
+    """
+    DESCRIPTOR: google.protobuf.descriptor.Descriptor
+    TYPE_FIELD_NUMBER: builtins.int
+    PARAMETER_REFERENCE_FIELD_NUMBER: builtins.int
+
+    @property
+    def type(self) -> proto.type_pb2.Type:
+        """The type of the dynamic parameter."""
+    parameter_reference: builtins.int
+    'The surrogate key used within a plan to reference a specific parameter binding.'
+
+    def __init__(self, *, type: proto.type_pb2.Type | None=..., parameter_reference: builtins.int=...) -> None:
+        ...
+
+    def HasField(self, field_name: typing_extensions.Literal['type', b'type']) -> builtins.bool:
+        ...
+
+    def ClearField(self, field_name: typing_extensions.Literal['parameter_reference', b'parameter_reference', 'type', b'type']) -> None:
+        ...
+global___DynamicParameter = DynamicParameter
+
 @typing_extensions.final
 class SortField(google.protobuf.message.Message):
     """The description of a field to sort on (including the direction of sorting and null semantics)"""
diff --git a/src/substrait/gen/proto/parameterized_types_pb2.py b/src/substrait/gen/proto/parameterized_types_pb2.py
index d42f30b..2ce49a8 100644
--- a/src/substrait/gen/proto/parameterized_types_pb2.py
+++ b/src/substrait/gen/proto/parameterized_types_pb2.py
@@ -5,7 +5,7 @@
 from google.protobuf.internal import builder as _builder
 _sym_db = _symbol_database.Default()
 from ..proto import type_pb2 as proto_dot_type__pb2
-DESCRIPTOR = _descriptor_pool.Default().AddSerializedFile(b'\n\x1fproto/parameterized_types.proto\x12\x05proto\x1a\x10proto/type.proto"\x91&\n\x11ParameterizedType\x12)\n\x04bool\x18\x01 \x01(\x0b2\x13.proto.Type.BooleanH\x00R\x04bool\x12 \n\x02i8\x18\x02 \x01(\x0b2\x0e.proto.Type.I8H\x00R\x02i8\x12#\n\x03i16\x18\x03 \x01(\x0b2\x0f.proto.Type.I16H\x00R\x03i16\x12#\n\x03i32\x18\x05 \x01(\x0b2\x0f.proto.Type.I32H\x00R\x03i32\x12#\n\x03i64\x18\x07 \x01(\x0b2\x0f.proto.Type.I64H\x00R\x03i64\x12&\n\x04fp32\x18\n \x01(\x0b2\x10.proto.Type.FP32H\x00R\x04fp32\x12&\n\x04fp64\x18\x0b \x01(\x0b2\x10.proto.Type.FP64H\x00R\x04fp64\x12,\n\x06string\x18\x0c \x01(\x0b2\x12.proto.Type.StringH\x00R\x06string\x12,\n\x06binary\x18\r \x01(\x0b2\x12.proto.Type.BinaryH\x00R\x06binary\x129\n\ttimestamp\x18\x0e \x01(\x0b2\x15.proto.Type.TimestampB\x02\x18\x01H\x00R\ttimestamp\x12&\n\x04date\x18\x10 \x01(\x0b2\x10.proto.Type.DateH\x00R\x04date\x12&\n\x04time\x18\x11 \x01(\x0b2\x10.proto.Type.TimeH\x00R\x04time\x12?\n\rinterval_year\x18\x13 \x01(\x0b2\x18.proto.Type.IntervalYearH\x00R\x0cintervalYear\x12V\n\x0cinterval_day\x18\x14 \x01(\x0b21.proto.ParameterizedType.ParameterizedIntervalDayH\x00R\x0bintervalDay\x12e\n\x11interval_compound\x18$ \x01(\x0b26.proto.ParameterizedType.ParameterizedIntervalCompoundH\x00R\x10intervalCompound\x12@\n\x0ctimestamp_tz\x18\x1d \x01(\x0b2\x17.proto.Type.TimestampTZB\x02\x18\x01H\x00R\x0btimestampTz\x12&\n\x04uuid\x18  \x01(\x0b2\x10.proto.Type.UUIDH\x00R\x04uuid\x12P\n\nfixed_char\x18\x15 \x01(\x0b2/.proto.ParameterizedType.ParameterizedFixedCharH\x00R\tfixedChar\x12I\n\x07varchar\x18\x16 \x01(\x0b2-.proto.ParameterizedType.ParameterizedVarCharH\x00R\x07varchar\x12V\n\x0cfixed_binary\x18\x17 \x01(\x0b21.proto.ParameterizedType.ParameterizedFixedBinaryH\x00R\x0bfixedBinary\x12I\n\x07decimal\x18\x18 \x01(\x0b2-.proto.ParameterizedType.ParameterizedDecimalH\x00R\x07decimal\x12k\n\x13precision_timestamp\x18" \x01(\x0b28.proto.ParameterizedType.ParameterizedPrecisionTimestampH\x00R\x12precisionTimestamp\x12r\n\x16precision_timestamp_tz\x18# \x01(\x0b2:.proto.ParameterizedType.ParameterizedPrecisionTimestampTZH\x00R\x14precisionTimestampTz\x12F\n\x06struct\x18\x19 \x01(\x0b2,.proto.ParameterizedType.ParameterizedStructH\x00R\x06struct\x12@\n\x04list\x18\x1b \x01(\x0b2*.proto.ParameterizedType.ParameterizedListH\x00R\x04list\x12=\n\x03map\x18\x1c \x01(\x0b2).proto.ParameterizedType.ParameterizedMapH\x00R\x03map\x12V\n\x0cuser_defined\x18\x1e \x01(\x0b21.proto.ParameterizedType.ParameterizedUserDefinedH\x00R\x0buserDefined\x126\n\x14user_defined_pointer\x18\x1f \x01(\rB\x02\x18\x01H\x00R\x12userDefinedPointer\x12O\n\x0etype_parameter\x18! \x01(\x0b2&.proto.ParameterizedType.TypeParameterH\x00R\rtypeParameter\x1aU\n\rTypeParameter\x12\x12\n\x04name\x18\x01 \x01(\tR\x04name\x120\n\x06bounds\x18\x02 \x03(\x0b2\x18.proto.ParameterizedTypeR\x06bounds\x1a\xde\x01\n\x10IntegerParameter\x12\x12\n\x04name\x18\x01 \x01(\tR\x04name\x12\\\n\x15range_start_inclusive\x18\x02 \x01(\x0b2(.proto.ParameterizedType.NullableIntegerR\x13rangeStartInclusive\x12X\n\x13range_end_exclusive\x18\x03 \x01(\x0b2(.proto.ParameterizedType.NullableIntegerR\x11rangeEndExclusive\x1a\'\n\x0fNullableInteger\x12\x14\n\x05value\x18\x01 \x01(\x03R\x05value\x1a\xc0\x01\n\x16ParameterizedFixedChar\x12>\n\x06length\x18\x01 \x01(\x0b2&.proto.ParameterizedType.IntegerOptionR\x06length\x12+\n\x11variation_pointer\x18\x02 \x01(\rR\x10variationPointer\x129\n\x0bnullability\x18\x03 \x01(\x0e2\x17.proto.Type.NullabilityR\x0bnullability\x1a\xbe\x01\n\x14ParameterizedVarChar\x12>\n\x06length\x18\x01 \x01(\x0b2&.proto.ParameterizedType.IntegerOptionR\x06length\x12+\n\x11variation_pointer\x18\x02 \x01(\rR\x10variationPointer\x129\n\x0bnullability\x18\x03 \x01(\x0e2\x17.proto.Type.NullabilityR\x0bnullability\x1a\xc2\x01\n\x18ParameterizedFixedBinary\x12>\n\x06length\x18\x01 \x01(\x0b2&.proto.ParameterizedType.IntegerOptionR\x06length\x12+\n\x11variation_pointer\x18\x02 \x01(\rR\x10variationPointer\x129\n\x0bnullability\x18\x03 \x01(\x0e2\x17.proto.Type.NullabilityR\x0bnullability\x1a\x82\x02\n\x14ParameterizedDecimal\x12<\n\x05scale\x18\x01 \x01(\x0b2&.proto.ParameterizedType.IntegerOptionR\x05scale\x12D\n\tprecision\x18\x02 \x01(\x0b2&.proto.ParameterizedType.IntegerOptionR\tprecision\x12+\n\x11variation_pointer\x18\x03 \x01(\rR\x10variationPointer\x129\n\x0bnullability\x18\x04 \x01(\x0e2\x17.proto.Type.NullabilityR\x0bnullability\x1a\xc8\x01\n\x18ParameterizedIntervalDay\x12D\n\tprecision\x18\x01 \x01(\x0b2&.proto.ParameterizedType.IntegerOptionR\tprecision\x12+\n\x11variation_pointer\x18\x02 \x01(\rR\x10variationPointer\x129\n\x0bnullability\x18\x03 \x01(\x0e2\x17.proto.Type.NullabilityR\x0bnullability\x1a\xcd\x01\n\x1dParameterizedIntervalCompound\x12D\n\tprecision\x18\x01 \x01(\x0b2&.proto.ParameterizedType.IntegerOptionR\tprecision\x12+\n\x11variation_pointer\x18\x02 \x01(\rR\x10variationPointer\x129\n\x0bnullability\x18\x03 \x01(\x0e2\x17.proto.Type.NullabilityR\x0bnullability\x1a\xcf\x01\n\x1fParameterizedPrecisionTimestamp\x12D\n\tprecision\x18\x01 \x01(\x0b2&.proto.ParameterizedType.IntegerOptionR\tprecision\x12+\n\x11variation_pointer\x18\x02 \x01(\rR\x10variationPointer\x129\n\x0bnullability\x18\x03 \x01(\x0e2\x17.proto.Type.NullabilityR\x0bnullability\x1a\xd1\x01\n!ParameterizedPrecisionTimestampTZ\x12D\n\tprecision\x18\x01 \x01(\x0b2&.proto.ParameterizedType.IntegerOptionR\tprecision\x12+\n\x11variation_pointer\x18\x02 \x01(\rR\x10variationPointer\x129\n\x0bnullability\x18\x03 \x01(\x0e2\x17.proto.Type.NullabilityR\x0bnullability\x1a\xad\x01\n\x13ParameterizedStruct\x12.\n\x05types\x18\x01 \x03(\x0b2\x18.proto.ParameterizedTypeR\x05types\x12+\n\x11variation_pointer\x18\x02 \x01(\rR\x10variationPointer\x129\n\x0bnullability\x18\x03 \x01(\x0e2\x17.proto.Type.NullabilityR\x0bnullability\x1av\n\x18ParameterizedNamedStruct\x12\x14\n\x05names\x18\x01 \x03(\tR\x05names\x12D\n\x06struct\x18\x02 \x01(\x0b2,.proto.ParameterizedType.ParameterizedStructR\x06struct\x1a\xa9\x01\n\x11ParameterizedList\x12,\n\x04type\x18\x01 \x01(\x0b2\x18.proto.ParameterizedTypeR\x04type\x12+\n\x11variation_pointer\x18\x02 \x01(\rR\x10variationPointer\x129\n\x0bnullability\x18\x03 \x01(\x0e2\x17.proto.Type.NullabilityR\x0bnullability\x1a\xd6\x01\n\x10ParameterizedMap\x12*\n\x03key\x18\x01 \x01(\x0b2\x18.proto.ParameterizedTypeR\x03key\x12.\n\x05value\x18\x02 \x01(\x0b2\x18.proto.ParameterizedTypeR\x05value\x12+\n\x11variation_pointer\x18\x03 \x01(\rR\x10variationPointer\x129\n\x0bnullability\x18\x04 \x01(\x0e2\x17.proto.Type.NullabilityR\x0bnullability\x1a\xa5\x01\n\x18ParameterizedUserDefined\x12!\n\x0ctype_pointer\x18\x01 \x01(\rR\x0btypePointer\x12+\n\x11variation_pointer\x18\x02 \x01(\rR\x10variationPointer\x129\n\x0bnullability\x18\x03 \x01(\x0e2\x17.proto.Type.NullabilityR\x0bnullability\x1a\x86\x01\n\rIntegerOption\x12\x1a\n\x07literal\x18\x01 \x01(\x05H\x00R\x07literal\x12I\n\tparameter\x18\x02 \x01(\x0b2).proto.ParameterizedType.IntegerParameterH\x00R\tparameterB\x0e\n\x0cinteger_typeB\x06\n\x04kindB#\n\x0eio.proto.protoP\x01\xaa\x02\x0eProto.Protobufb\x06proto3')
+DESCRIPTOR = _descriptor_pool.Default().AddSerializedFile(b'\n\x1fproto/parameterized_types.proto\x12\x05proto\x1a\x10proto/type.proto"\xc0(\n\x11ParameterizedType\x12)\n\x04bool\x18\x01 \x01(\x0b2\x13.proto.Type.BooleanH\x00R\x04bool\x12 \n\x02i8\x18\x02 \x01(\x0b2\x0e.proto.Type.I8H\x00R\x02i8\x12#\n\x03i16\x18\x03 \x01(\x0b2\x0f.proto.Type.I16H\x00R\x03i16\x12#\n\x03i32\x18\x05 \x01(\x0b2\x0f.proto.Type.I32H\x00R\x03i32\x12#\n\x03i64\x18\x07 \x01(\x0b2\x0f.proto.Type.I64H\x00R\x03i64\x12&\n\x04fp32\x18\n \x01(\x0b2\x10.proto.Type.FP32H\x00R\x04fp32\x12&\n\x04fp64\x18\x0b \x01(\x0b2\x10.proto.Type.FP64H\x00R\x04fp64\x12,\n\x06string\x18\x0c \x01(\x0b2\x12.proto.Type.StringH\x00R\x06string\x12,\n\x06binary\x18\r \x01(\x0b2\x12.proto.Type.BinaryH\x00R\x06binary\x129\n\ttimestamp\x18\x0e \x01(\x0b2\x15.proto.Type.TimestampB\x02\x18\x01H\x00R\ttimestamp\x12&\n\x04date\x18\x10 \x01(\x0b2\x10.proto.Type.DateH\x00R\x04date\x12*\n\x04time\x18\x11 \x01(\x0b2\x10.proto.Type.TimeB\x02\x18\x01H\x00R\x04time\x12?\n\rinterval_year\x18\x13 \x01(\x0b2\x18.proto.Type.IntervalYearH\x00R\x0cintervalYear\x12V\n\x0cinterval_day\x18\x14 \x01(\x0b21.proto.ParameterizedType.ParameterizedIntervalDayH\x00R\x0bintervalDay\x12e\n\x11interval_compound\x18$ \x01(\x0b26.proto.ParameterizedType.ParameterizedIntervalCompoundH\x00R\x10intervalCompound\x12@\n\x0ctimestamp_tz\x18\x1d \x01(\x0b2\x17.proto.Type.TimestampTZB\x02\x18\x01H\x00R\x0btimestampTz\x12&\n\x04uuid\x18  \x01(\x0b2\x10.proto.Type.UUIDH\x00R\x04uuid\x12P\n\nfixed_char\x18\x15 \x01(\x0b2/.proto.ParameterizedType.ParameterizedFixedCharH\x00R\tfixedChar\x12I\n\x07varchar\x18\x16 \x01(\x0b2-.proto.ParameterizedType.ParameterizedVarCharH\x00R\x07varchar\x12V\n\x0cfixed_binary\x18\x17 \x01(\x0b21.proto.ParameterizedType.ParameterizedFixedBinaryH\x00R\x0bfixedBinary\x12I\n\x07decimal\x18\x18 \x01(\x0b2-.proto.ParameterizedType.ParameterizedDecimalH\x00R\x07decimal\x12\\\n\x0eprecision_time\x18% \x01(\x0b23.proto.ParameterizedType.ParameterizedPrecisionTimeH\x00R\rprecisionTime\x12k\n\x13precision_timestamp\x18" \x01(\x0b28.proto.ParameterizedType.ParameterizedPrecisionTimestampH\x00R\x12precisionTimestamp\x12r\n\x16precision_timestamp_tz\x18# \x01(\x0b2:.proto.ParameterizedType.ParameterizedPrecisionTimestampTZH\x00R\x14precisionTimestampTz\x12F\n\x06struct\x18\x19 \x01(\x0b2,.proto.ParameterizedType.ParameterizedStructH\x00R\x06struct\x12@\n\x04list\x18\x1b \x01(\x0b2*.proto.ParameterizedType.ParameterizedListH\x00R\x04list\x12=\n\x03map\x18\x1c \x01(\x0b2).proto.ParameterizedType.ParameterizedMapH\x00R\x03map\x12V\n\x0cuser_defined\x18\x1e \x01(\x0b21.proto.ParameterizedType.ParameterizedUserDefinedH\x00R\x0buserDefined\x126\n\x14user_defined_pointer\x18\x1f \x01(\rB\x02\x18\x01H\x00R\x12userDefinedPointer\x12O\n\x0etype_parameter\x18! 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 _globals = globals()
 _builder.BuildMessageAndEnumDescriptors(DESCRIPTOR, _globals)
 _builder.BuildTopDescriptorsAndMessages(DESCRIPTOR, 'proto.parameterized_types_pb2', _globals)
@@ -14,43 +14,47 @@
     _globals['DESCRIPTOR']._serialized_options = b'\n\x0eio.proto.protoP\x01\xaa\x02\x0eProto.Protobuf'
     _globals['_PARAMETERIZEDTYPE'].fields_by_name['timestamp']._options = None
     _globals['_PARAMETERIZEDTYPE'].fields_by_name['timestamp']._serialized_options = b'\x18\x01'
+    _globals['_PARAMETERIZEDTYPE'].fields_by_name['time']._options = None
+    _globals['_PARAMETERIZEDTYPE'].fields_by_name['time']._serialized_options = b'\x18\x01'
     _globals['_PARAMETERIZEDTYPE'].fields_by_name['timestamp_tz']._options = None
     _globals['_PARAMETERIZEDTYPE'].fields_by_name['timestamp_tz']._serialized_options = b'\x18\x01'
     _globals['_PARAMETERIZEDTYPE'].fields_by_name['user_defined_pointer']._options = None
     _globals['_PARAMETERIZEDTYPE'].fields_by_name['user_defined_pointer']._serialized_options = b'\x18\x01'
     _globals['_PARAMETERIZEDTYPE']._serialized_start = 61
-    _globals['_PARAMETERIZEDTYPE']._serialized_end = 4942
-    _globals['_PARAMETERIZEDTYPE_TYPEPARAMETER']._serialized_start = 1914
-    _globals['_PARAMETERIZEDTYPE_TYPEPARAMETER']._serialized_end = 1999
-    _globals['_PARAMETERIZEDTYPE_INTEGERPARAMETER']._serialized_start = 2002
-    _globals['_PARAMETERIZEDTYPE_INTEGERPARAMETER']._serialized_end = 2224
-    _globals['_PARAMETERIZEDTYPE_NULLABLEINTEGER']._serialized_start = 2226
-    _globals['_PARAMETERIZEDTYPE_NULLABLEINTEGER']._serialized_end = 2265
-    _globals['_PARAMETERIZEDTYPE_PARAMETERIZEDFIXEDCHAR']._serialized_start = 2268
-    _globals['_PARAMETERIZEDTYPE_PARAMETERIZEDFIXEDCHAR']._serialized_end = 2460
-    _globals['_PARAMETERIZEDTYPE_PARAMETERIZEDVARCHAR']._serialized_start = 2463
-    _globals['_PARAMETERIZEDTYPE_PARAMETERIZEDVARCHAR']._serialized_end = 2653
-    _globals['_PARAMETERIZEDTYPE_PARAMETERIZEDFIXEDBINARY']._serialized_start = 2656
-    _globals['_PARAMETERIZEDTYPE_PARAMETERIZEDFIXEDBINARY']._serialized_end = 2850
-    _globals['_PARAMETERIZEDTYPE_PARAMETERIZEDDECIMAL']._serialized_start = 2853
-    _globals['_PARAMETERIZEDTYPE_PARAMETERIZEDDECIMAL']._serialized_end = 3111
-    _globals['_PARAMETERIZEDTYPE_PARAMETERIZEDINTERVALDAY']._serialized_start = 3114
-    _globals['_PARAMETERIZEDTYPE_PARAMETERIZEDINTERVALDAY']._serialized_end = 3314
-    _globals['_PARAMETERIZEDTYPE_PARAMETERIZEDINTERVALCOMPOUND']._serialized_start = 3317
-    _globals['_PARAMETERIZEDTYPE_PARAMETERIZEDINTERVALCOMPOUND']._serialized_end = 3522
-    _globals['_PARAMETERIZEDTYPE_PARAMETERIZEDPRECISIONTIMESTAMP']._serialized_start = 3525
-    _globals['_PARAMETERIZEDTYPE_PARAMETERIZEDPRECISIONTIMESTAMP']._serialized_end = 3732
-    _globals['_PARAMETERIZEDTYPE_PARAMETERIZEDPRECISIONTIMESTAMPTZ']._serialized_start = 3735
-    _globals['_PARAMETERIZEDTYPE_PARAMETERIZEDPRECISIONTIMESTAMPTZ']._serialized_end = 3944
-    _globals['_PARAMETERIZEDTYPE_PARAMETERIZEDSTRUCT']._serialized_start = 3947
-    _globals['_PARAMETERIZEDTYPE_PARAMETERIZEDSTRUCT']._serialized_end = 4120
-    _globals['_PARAMETERIZEDTYPE_PARAMETERIZEDNAMEDSTRUCT']._serialized_start = 4122
-    _globals['_PARAMETERIZEDTYPE_PARAMETERIZEDNAMEDSTRUCT']._serialized_end = 4240
-    _globals['_PARAMETERIZEDTYPE_PARAMETERIZEDLIST']._serialized_start = 4243
-    _globals['_PARAMETERIZEDTYPE_PARAMETERIZEDLIST']._serialized_end = 4412
-    _globals['_PARAMETERIZEDTYPE_PARAMETERIZEDMAP']._serialized_start = 4415
-    _globals['_PARAMETERIZEDTYPE_PARAMETERIZEDMAP']._serialized_end = 4629
-    _globals['_PARAMETERIZEDTYPE_PARAMETERIZEDUSERDEFINED']._serialized_start = 4632
-    _globals['_PARAMETERIZEDTYPE_PARAMETERIZEDUSERDEFINED']._serialized_end = 4797
-    _globals['_PARAMETERIZEDTYPE_INTEGEROPTION']._serialized_start = 4800
-    _globals['_PARAMETERIZEDTYPE_INTEGEROPTION']._serialized_end = 4934
\ No newline at end of file
+    _globals['_PARAMETERIZEDTYPE']._serialized_end = 5245
+    _globals['_PARAMETERIZEDTYPE_TYPEPARAMETER']._serialized_start = 2012
+    _globals['_PARAMETERIZEDTYPE_TYPEPARAMETER']._serialized_end = 2097
+    _globals['_PARAMETERIZEDTYPE_INTEGERPARAMETER']._serialized_start = 2100
+    _globals['_PARAMETERIZEDTYPE_INTEGERPARAMETER']._serialized_end = 2322
+    _globals['_PARAMETERIZEDTYPE_NULLABLEINTEGER']._serialized_start = 2324
+    _globals['_PARAMETERIZEDTYPE_NULLABLEINTEGER']._serialized_end = 2363
+    _globals['_PARAMETERIZEDTYPE_PARAMETERIZEDFIXEDCHAR']._serialized_start = 2366
+    _globals['_PARAMETERIZEDTYPE_PARAMETERIZEDFIXEDCHAR']._serialized_end = 2558
+    _globals['_PARAMETERIZEDTYPE_PARAMETERIZEDVARCHAR']._serialized_start = 2561
+    _globals['_PARAMETERIZEDTYPE_PARAMETERIZEDVARCHAR']._serialized_end = 2751
+    _globals['_PARAMETERIZEDTYPE_PARAMETERIZEDFIXEDBINARY']._serialized_start = 2754
+    _globals['_PARAMETERIZEDTYPE_PARAMETERIZEDFIXEDBINARY']._serialized_end = 2948
+    _globals['_PARAMETERIZEDTYPE_PARAMETERIZEDDECIMAL']._serialized_start = 2951
+    _globals['_PARAMETERIZEDTYPE_PARAMETERIZEDDECIMAL']._serialized_end = 3209
+    _globals['_PARAMETERIZEDTYPE_PARAMETERIZEDINTERVALDAY']._serialized_start = 3212
+    _globals['_PARAMETERIZEDTYPE_PARAMETERIZEDINTERVALDAY']._serialized_end = 3412
+    _globals['_PARAMETERIZEDTYPE_PARAMETERIZEDINTERVALCOMPOUND']._serialized_start = 3415
+    _globals['_PARAMETERIZEDTYPE_PARAMETERIZEDINTERVALCOMPOUND']._serialized_end = 3620
+    _globals['_PARAMETERIZEDTYPE_PARAMETERIZEDPRECISIONTIME']._serialized_start = 3623
+    _globals['_PARAMETERIZEDTYPE_PARAMETERIZEDPRECISIONTIME']._serialized_end = 3825
+    _globals['_PARAMETERIZEDTYPE_PARAMETERIZEDPRECISIONTIMESTAMP']._serialized_start = 3828
+    _globals['_PARAMETERIZEDTYPE_PARAMETERIZEDPRECISIONTIMESTAMP']._serialized_end = 4035
+    _globals['_PARAMETERIZEDTYPE_PARAMETERIZEDPRECISIONTIMESTAMPTZ']._serialized_start = 4038
+    _globals['_PARAMETERIZEDTYPE_PARAMETERIZEDPRECISIONTIMESTAMPTZ']._serialized_end = 4247
+    _globals['_PARAMETERIZEDTYPE_PARAMETERIZEDSTRUCT']._serialized_start = 4250
+    _globals['_PARAMETERIZEDTYPE_PARAMETERIZEDSTRUCT']._serialized_end = 4423
+    _globals['_PARAMETERIZEDTYPE_PARAMETERIZEDNAMEDSTRUCT']._serialized_start = 4425
+    _globals['_PARAMETERIZEDTYPE_PARAMETERIZEDNAMEDSTRUCT']._serialized_end = 4543
+    _globals['_PARAMETERIZEDTYPE_PARAMETERIZEDLIST']._serialized_start = 4546
+    _globals['_PARAMETERIZEDTYPE_PARAMETERIZEDLIST']._serialized_end = 4715
+    _globals['_PARAMETERIZEDTYPE_PARAMETERIZEDMAP']._serialized_start = 4718
+    _globals['_PARAMETERIZEDTYPE_PARAMETERIZEDMAP']._serialized_end = 4932
+    _globals['_PARAMETERIZEDTYPE_PARAMETERIZEDUSERDEFINED']._serialized_start = 4935
+    _globals['_PARAMETERIZEDTYPE_PARAMETERIZEDUSERDEFINED']._serialized_end = 5100
+    _globals['_PARAMETERIZEDTYPE_INTEGEROPTION']._serialized_start = 5103
+    _globals['_PARAMETERIZEDTYPE_INTEGEROPTION']._serialized_end = 5237
\ No newline at end of file
diff --git a/src/substrait/gen/proto/parameterized_types_pb2.pyi b/src/substrait/gen/proto/parameterized_types_pb2.pyi
index 363a54d..205219a 100644
--- a/src/substrait/gen/proto/parameterized_types_pb2.pyi
+++ b/src/substrait/gen/proto/parameterized_types_pb2.pyi
@@ -210,6 +210,28 @@ class ParameterizedType(google.protobuf.message.Message):
         def ClearField(self, field_name: typing_extensions.Literal['nullability', b'nullability', 'precision', b'precision', 'variation_pointer', b'variation_pointer']) -> None:
             ...
 
+    @typing_extensions.final
+    class ParameterizedPrecisionTime(google.protobuf.message.Message):
+        DESCRIPTOR: google.protobuf.descriptor.Descriptor
+        PRECISION_FIELD_NUMBER: builtins.int
+        VARIATION_POINTER_FIELD_NUMBER: builtins.int
+        NULLABILITY_FIELD_NUMBER: builtins.int
+
+        @property
+        def precision(self) -> global___ParameterizedType.IntegerOption:
+            ...
+        variation_pointer: builtins.int
+        nullability: proto.type_pb2.Type.Nullability.ValueType
+
+        def __init__(self, *, precision: global___ParameterizedType.IntegerOption | None=..., variation_pointer: builtins.int=..., nullability: proto.type_pb2.Type.Nullability.ValueType=...) -> None:
+            ...
+
+        def HasField(self, field_name: typing_extensions.Literal['precision', b'precision']) -> builtins.bool:
+            ...
+
+        def ClearField(self, field_name: typing_extensions.Literal['nullability', b'nullability', 'precision', b'precision', 'variation_pointer', b'variation_pointer']) -> None:
+            ...
+
     @typing_extensions.final
     class ParameterizedPrecisionTimestamp(google.protobuf.message.Message):
         DESCRIPTOR: google.protobuf.descriptor.Descriptor
@@ -404,6 +426,7 @@ class ParameterizedType(google.protobuf.message.Message):
     VARCHAR_FIELD_NUMBER: builtins.int
     FIXED_BINARY_FIELD_NUMBER: builtins.int
     DECIMAL_FIELD_NUMBER: builtins.int
+    PRECISION_TIME_FIELD_NUMBER: builtins.int
     PRECISION_TIMESTAMP_FIELD_NUMBER: builtins.int
     PRECISION_TIMESTAMP_TZ_FIELD_NUMBER: builtins.int
     STRUCT_FIELD_NUMBER: builtins.int
@@ -459,7 +482,7 @@ class ParameterizedType(google.protobuf.message.Message):
 
     @property
     def time(self) -> proto.type_pb2.Type.Time:
-        ...
+        """Deprecated in favor of `ParameterizedPrecisionTime precision_time`"""
 
     @property
     def interval_year(self) -> proto.type_pb2.Type.IntervalYear:
@@ -497,6 +520,10 @@ class ParameterizedType(google.protobuf.message.Message):
     def decimal(self) -> global___ParameterizedType.ParameterizedDecimal:
         ...
 
+    @property
+    def precision_time(self) -> global___ParameterizedType.ParameterizedPrecisionTime:
+        ...
+
     @property
     def precision_timestamp(self) -> global___ParameterizedType.ParameterizedPrecisionTimestamp:
         ...
@@ -527,15 +554,15 @@ class ParameterizedType(google.protobuf.message.Message):
     def type_parameter(self) -> global___ParameterizedType.TypeParameter:
         ...
 
-    def __init__(self, *, bool: proto.type_pb2.Type.Boolean | None=..., i8: proto.type_pb2.Type.I8 | None=..., i16: proto.type_pb2.Type.I16 | None=..., i32: proto.type_pb2.Type.I32 | None=..., i64: proto.type_pb2.Type.I64 | None=..., fp32: proto.type_pb2.Type.FP32 | None=..., fp64: proto.type_pb2.Type.FP64 | None=..., string: proto.type_pb2.Type.String | None=..., binary: proto.type_pb2.Type.Binary | None=..., timestamp: proto.type_pb2.Type.Timestamp | None=..., date: proto.type_pb2.Type.Date | None=..., time: proto.type_pb2.Type.Time | None=..., interval_year: proto.type_pb2.Type.IntervalYear | None=..., interval_day: global___ParameterizedType.ParameterizedIntervalDay | None=..., interval_compound: global___ParameterizedType.ParameterizedIntervalCompound | None=..., timestamp_tz: proto.type_pb2.Type.TimestampTZ | None=..., uuid: proto.type_pb2.Type.UUID | None=..., fixed_char: global___ParameterizedType.ParameterizedFixedChar | None=..., varchar: global___ParameterizedType.ParameterizedVarChar | None=..., fixed_binary: global___ParameterizedType.ParameterizedFixedBinary | None=..., decimal: global___ParameterizedType.ParameterizedDecimal | None=..., precision_timestamp: global___ParameterizedType.ParameterizedPrecisionTimestamp | None=..., precision_timestamp_tz: global___ParameterizedType.ParameterizedPrecisionTimestampTZ | None=..., struct: global___ParameterizedType.ParameterizedStruct | None=..., list: global___ParameterizedType.ParameterizedList | None=..., map: global___ParameterizedType.ParameterizedMap | None=..., user_defined: global___ParameterizedType.ParameterizedUserDefined | None=..., user_defined_pointer: builtins.int=..., type_parameter: global___ParameterizedType.TypeParameter | None=...) -> None:
+    def __init__(self, *, bool: proto.type_pb2.Type.Boolean | None=..., i8: proto.type_pb2.Type.I8 | None=..., i16: proto.type_pb2.Type.I16 | None=..., i32: proto.type_pb2.Type.I32 | None=..., i64: proto.type_pb2.Type.I64 | None=..., fp32: proto.type_pb2.Type.FP32 | None=..., fp64: proto.type_pb2.Type.FP64 | None=..., string: proto.type_pb2.Type.String | None=..., binary: proto.type_pb2.Type.Binary | None=..., timestamp: proto.type_pb2.Type.Timestamp | None=..., date: proto.type_pb2.Type.Date | None=..., time: proto.type_pb2.Type.Time | None=..., interval_year: proto.type_pb2.Type.IntervalYear | None=..., interval_day: global___ParameterizedType.ParameterizedIntervalDay | None=..., interval_compound: global___ParameterizedType.ParameterizedIntervalCompound | None=..., timestamp_tz: proto.type_pb2.Type.TimestampTZ | None=..., uuid: proto.type_pb2.Type.UUID | None=..., fixed_char: global___ParameterizedType.ParameterizedFixedChar | None=..., varchar: global___ParameterizedType.ParameterizedVarChar | None=..., fixed_binary: global___ParameterizedType.ParameterizedFixedBinary | None=..., decimal: global___ParameterizedType.ParameterizedDecimal | None=..., precision_time: global___ParameterizedType.ParameterizedPrecisionTime | None=..., precision_timestamp: global___ParameterizedType.ParameterizedPrecisionTimestamp | None=..., precision_timestamp_tz: global___ParameterizedType.ParameterizedPrecisionTimestampTZ | None=..., struct: global___ParameterizedType.ParameterizedStruct | None=..., list: global___ParameterizedType.ParameterizedList | None=..., map: global___ParameterizedType.ParameterizedMap | None=..., user_defined: global___ParameterizedType.ParameterizedUserDefined | None=..., user_defined_pointer: builtins.int=..., type_parameter: global___ParameterizedType.TypeParameter | None=...) -> None:
         ...
 
-    def HasField(self, field_name: typing_extensions.Literal['binary', b'binary', 'bool', b'bool', 'date', b'date', 'decimal', b'decimal', 'fixed_binary', b'fixed_binary', 'fixed_char', b'fixed_char', 'fp32', b'fp32', 'fp64', b'fp64', 'i16', b'i16', 'i32', b'i32', 'i64', b'i64', 'i8', b'i8', 'interval_compound', b'interval_compound', 'interval_day', b'interval_day', 'interval_year', b'interval_year', 'kind', b'kind', 'list', b'list', 'map', b'map', 'precision_timestamp', b'precision_timestamp', 'precision_timestamp_tz', b'precision_timestamp_tz', 'string', b'string', 'struct', b'struct', 'time', b'time', 'timestamp', b'timestamp', 'timestamp_tz', b'timestamp_tz', 'type_parameter', b'type_parameter', 'user_defined', b'user_defined', 'user_defined_pointer', b'user_defined_pointer', 'uuid', b'uuid', 'varchar', b'varchar']) -> builtins.bool:
+    def HasField(self, field_name: typing_extensions.Literal['binary', b'binary', 'bool', b'bool', 'date', b'date', 'decimal', b'decimal', 'fixed_binary', b'fixed_binary', 'fixed_char', b'fixed_char', 'fp32', b'fp32', 'fp64', b'fp64', 'i16', b'i16', 'i32', b'i32', 'i64', b'i64', 'i8', b'i8', 'interval_compound', b'interval_compound', 'interval_day', b'interval_day', 'interval_year', b'interval_year', 'kind', b'kind', 'list', b'list', 'map', b'map', 'precision_time', b'precision_time', 'precision_timestamp', b'precision_timestamp', 'precision_timestamp_tz', b'precision_timestamp_tz', 'string', b'string', 'struct', b'struct', 'time', b'time', 'timestamp', b'timestamp', 'timestamp_tz', b'timestamp_tz', 'type_parameter', b'type_parameter', 'user_defined', b'user_defined', 'user_defined_pointer', b'user_defined_pointer', 'uuid', b'uuid', 'varchar', b'varchar']) -> builtins.bool:
         ...
 
-    def ClearField(self, field_name: typing_extensions.Literal['binary', b'binary', 'bool', b'bool', 'date', b'date', 'decimal', b'decimal', 'fixed_binary', b'fixed_binary', 'fixed_char', b'fixed_char', 'fp32', b'fp32', 'fp64', b'fp64', 'i16', b'i16', 'i32', b'i32', 'i64', b'i64', 'i8', b'i8', 'interval_compound', b'interval_compound', 'interval_day', b'interval_day', 'interval_year', b'interval_year', 'kind', b'kind', 'list', b'list', 'map', b'map', 'precision_timestamp', b'precision_timestamp', 'precision_timestamp_tz', b'precision_timestamp_tz', 'string', b'string', 'struct', b'struct', 'time', b'time', 'timestamp', b'timestamp', 'timestamp_tz', b'timestamp_tz', 'type_parameter', b'type_parameter', 'user_defined', b'user_defined', 'user_defined_pointer', b'user_defined_pointer', 'uuid', b'uuid', 'varchar', b'varchar']) -> None:
+    def ClearField(self, field_name: typing_extensions.Literal['binary', b'binary', 'bool', b'bool', 'date', b'date', 'decimal', b'decimal', 'fixed_binary', b'fixed_binary', 'fixed_char', b'fixed_char', 'fp32', b'fp32', 'fp64', b'fp64', 'i16', b'i16', 'i32', b'i32', 'i64', b'i64', 'i8', b'i8', 'interval_compound', b'interval_compound', 'interval_day', b'interval_day', 'interval_year', b'interval_year', 'kind', b'kind', 'list', b'list', 'map', b'map', 'precision_time', b'precision_time', 'precision_timestamp', b'precision_timestamp', 'precision_timestamp_tz', b'precision_timestamp_tz', 'string', b'string', 'struct', b'struct', 'time', b'time', 'timestamp', b'timestamp', 'timestamp_tz', b'timestamp_tz', 'type_parameter', b'type_parameter', 'user_defined', b'user_defined', 'user_defined_pointer', b'user_defined_pointer', 'uuid', b'uuid', 'varchar', b'varchar']) -> None:
         ...
 
-    def WhichOneof(self, oneof_group: typing_extensions.Literal['kind', b'kind']) -> typing_extensions.Literal['bool', 'i8', 'i16', 'i32', 'i64', 'fp32', 'fp64', 'string', 'binary', 'timestamp', 'date', 'time', 'interval_year', 'interval_day', 'interval_compound', 'timestamp_tz', 'uuid', 'fixed_char', 'varchar', 'fixed_binary', 'decimal', 'precision_timestamp', 'precision_timestamp_tz', 'struct', 'list', 'map', 'user_defined', 'user_defined_pointer', 'type_parameter'] | None:
+    def WhichOneof(self, oneof_group: typing_extensions.Literal['kind', b'kind']) -> typing_extensions.Literal['bool', 'i8', 'i16', 'i32', 'i64', 'fp32', 'fp64', 'string', 'binary', 'timestamp', 'date', 'time', 'interval_year', 'interval_day', 'interval_compound', 'timestamp_tz', 'uuid', 'fixed_char', 'varchar', 'fixed_binary', 'decimal', 'precision_time', 'precision_timestamp', 'precision_timestamp_tz', 'struct', 'list', 'map', 'user_defined', 'user_defined_pointer', 'type_parameter'] | None:
         ...
 global___ParameterizedType = ParameterizedType
\ No newline at end of file
diff --git a/src/substrait/gen/proto/plan_pb2.py b/src/substrait/gen/proto/plan_pb2.py
index 649a2af..6712aa5 100644
--- a/src/substrait/gen/proto/plan_pb2.py
+++ b/src/substrait/gen/proto/plan_pb2.py
@@ -6,7 +6,7 @@
 _sym_db = _symbol_database.Default()
 from ..proto import algebra_pb2 as proto_dot_algebra__pb2
 from ..proto.extensions import extensions_pb2 as proto_dot_extensions_dot_extensions__pb2
-DESCRIPTOR = _descriptor_pool.Default().AddSerializedFile(b'\n\x10proto/plan.proto\x12\x05proto\x1a\x13proto/algebra.proto\x1a!proto/extensions/extensions.proto"[\n\x07PlanRel\x12\x1e\n\x03rel\x18\x01 \x01(\x0b2\n.proto.RelH\x00R\x03rel\x12$\n\x04root\x18\x02 \x01(\x0b2\x0e.proto.RelRootH\x00R\x04rootB\n\n\x08rel_type"\xfd\x02\n\x04Plan\x12(\n\x07version\x18\x06 \x01(\x0b2\x0e.proto.VersionR\x07version\x12K\n\x0eextension_uris\x18\x01 \x03(\x0b2$.proto.extensions.SimpleExtensionURIR\rextensionUris\x12L\n\nextensions\x18\x02 \x03(\x0b2,.proto.extensions.SimpleExtensionDeclarationR\nextensions\x12,\n\trelations\x18\x03 \x03(\x0b2\x0e.proto.PlanRelR\trelations\x12T\n\x13advanced_extensions\x18\x04 \x01(\x0b2#.proto.extensions.AdvancedExtensionR\x12advancedExtensions\x12,\n\x12expected_type_urls\x18\x05 \x03(\tR\x10expectedTypeUrls"7\n\x0bPlanVersion\x12(\n\x07version\x18\x06 \x01(\x0b2\x0e.proto.VersionR\x07version"\xa9\x01\n\x07Version\x12!\n\x0cmajor_number\x18\x01 \x01(\rR\x0bmajorNumber\x12!\n\x0cminor_number\x18\x02 \x01(\rR\x0bminorNumber\x12!\n\x0cpatch_number\x18\x03 \x01(\rR\x0bpatchNumber\x12\x19\n\x08git_hash\x18\x04 \x01(\tR\x07gitHash\x12\x1a\n\x08producer\x18\x05 \x01(\tR\x08producerB#\n\x0eio.proto.protoP\x01\xaa\x02\x0eProto.Protobufb\x06proto3')
+DESCRIPTOR = _descriptor_pool.Default().AddSerializedFile(b'\n\x10proto/plan.proto\x12\x05proto\x1a\x13proto/algebra.proto\x1a!proto/extensions/extensions.proto"[\n\x07PlanRel\x12\x1e\n\x03rel\x18\x01 \x01(\x0b2\n.proto.RelH\x00R\x03rel\x12$\n\x04root\x18\x02 \x01(\x0b2\x0e.proto.RelRootH\x00R\x04rootB\n\n\x08rel_type"\xcc\x03\n\x04Plan\x12(\n\x07version\x18\x06 \x01(\x0b2\x0e.proto.VersionR\x07version\x12K\n\x0eextension_uris\x18\x01 \x03(\x0b2$.proto.extensions.SimpleExtensionURIR\rextensionUris\x12L\n\nextensions\x18\x02 \x03(\x0b2,.proto.extensions.SimpleExtensionDeclarationR\nextensions\x12,\n\trelations\x18\x03 \x03(\x0b2\x0e.proto.PlanRelR\trelations\x12T\n\x13advanced_extensions\x18\x04 \x01(\x0b2#.proto.extensions.AdvancedExtensionR\x12advancedExtensions\x12,\n\x12expected_type_urls\x18\x05 \x03(\tR\x10expectedTypeUrls\x12M\n\x12parameter_bindings\x18\x07 \x03(\x0b2\x1e.proto.DynamicParameterBindingR\x11parameterBindings"7\n\x0bPlanVersion\x12(\n\x07version\x18\x06 \x01(\x0b2\x0e.proto.VersionR\x07version"\xa9\x01\n\x07Version\x12!\n\x0cmajor_number\x18\x01 \x01(\rR\x0bmajorNumber\x12!\n\x0cminor_number\x18\x02 \x01(\rR\x0bminorNumber\x12!\n\x0cpatch_number\x18\x03 \x01(\rR\x0bpatchNumber\x12\x19\n\x08git_hash\x18\x04 \x01(\tR\x07gitHash\x12\x1a\n\x08producer\x18\x05 \x01(\tR\x08producer"u\n\x17DynamicParameterBinding\x12)\n\x10parameter_anchor\x18\x01 \x01(\rR\x0fparameterAnchor\x12/\n\x05value\x18\x02 \x01(\x0b2\x19.proto.Expression.LiteralR\x05valueB#\n\x0eio.proto.protoP\x01\xaa\x02\x0eProto.Protobufb\x06proto3')
 _globals = globals()
 _builder.BuildMessageAndEnumDescriptors(DESCRIPTOR, _globals)
 _builder.BuildTopDescriptorsAndMessages(DESCRIPTOR, 'proto.plan_pb2', _globals)
@@ -16,8 +16,10 @@
     _globals['_PLANREL']._serialized_start = 83
     _globals['_PLANREL']._serialized_end = 174
     _globals['_PLAN']._serialized_start = 177
-    _globals['_PLAN']._serialized_end = 558
-    _globals['_PLANVERSION']._serialized_start = 560
-    _globals['_PLANVERSION']._serialized_end = 615
-    _globals['_VERSION']._serialized_start = 618
-    _globals['_VERSION']._serialized_end = 787
\ No newline at end of file
+    _globals['_PLAN']._serialized_end = 637
+    _globals['_PLANVERSION']._serialized_start = 639
+    _globals['_PLANVERSION']._serialized_end = 694
+    _globals['_VERSION']._serialized_start = 697
+    _globals['_VERSION']._serialized_end = 866
+    _globals['_DYNAMICPARAMETERBINDING']._serialized_start = 868
+    _globals['_DYNAMICPARAMETERBINDING']._serialized_end = 985
\ No newline at end of file
diff --git a/src/substrait/gen/proto/plan_pb2.pyi b/src/substrait/gen/proto/plan_pb2.pyi
index 5e3a396..c3ce4c2 100644
--- a/src/substrait/gen/proto/plan_pb2.pyi
+++ b/src/substrait/gen/proto/plan_pb2.pyi
@@ -55,6 +55,7 @@ class Plan(google.protobuf.message.Message):
     RELATIONS_FIELD_NUMBER: builtins.int
     ADVANCED_EXTENSIONS_FIELD_NUMBER: builtins.int
     EXPECTED_TYPE_URLS_FIELD_NUMBER: builtins.int
+    PARAMETER_BINDINGS_FIELD_NUMBER: builtins.int
 
     @property
     def version(self) -> global___Version:
@@ -87,13 +88,19 @@ class Plan(google.protobuf.message.Message):
         one or more message types defined here are unknown.
         """
 
-    def __init__(self, *, version: global___Version | None=..., extension_uris: collections.abc.Iterable[proto.extensions.extensions_pb2.SimpleExtensionURI] | None=..., extensions: collections.abc.Iterable[proto.extensions.extensions_pb2.SimpleExtensionDeclaration] | None=..., relations: collections.abc.Iterable[global___PlanRel] | None=..., advanced_extensions: proto.extensions.extensions_pb2.AdvancedExtension | None=..., expected_type_urls: collections.abc.Iterable[builtins.str] | None=...) -> None:
+    @property
+    def parameter_bindings(self) -> google.protobuf.internal.containers.RepeatedCompositeFieldContainer[global___DynamicParameterBinding]:
+        """An optional list of bindings for dynamic parameters used in this plan.
+        Each binding maps a parameter_anchor to its corresponding runtime value.
+        """
+
+    def __init__(self, *, version: global___Version | None=..., extension_uris: collections.abc.Iterable[proto.extensions.extensions_pb2.SimpleExtensionURI] | None=..., extensions: collections.abc.Iterable[proto.extensions.extensions_pb2.SimpleExtensionDeclaration] | None=..., relations: collections.abc.Iterable[global___PlanRel] | None=..., advanced_extensions: proto.extensions.extensions_pb2.AdvancedExtension | None=..., expected_type_urls: collections.abc.Iterable[builtins.str] | None=..., parameter_bindings: collections.abc.Iterable[global___DynamicParameterBinding] | None=...) -> None:
         ...
 
     def HasField(self, field_name: typing_extensions.Literal['advanced_extensions', b'advanced_extensions', 'version', b'version']) -> builtins.bool:
         ...
 
-    def ClearField(self, field_name: typing_extensions.Literal['advanced_extensions', b'advanced_extensions', 'expected_type_urls', b'expected_type_urls', 'extension_uris', b'extension_uris', 'extensions', b'extensions', 'relations', b'relations', 'version', b'version']) -> None:
+    def ClearField(self, field_name: typing_extensions.Literal['advanced_extensions', b'advanced_extensions', 'expected_type_urls', b'expected_type_urls', 'extension_uris', b'extension_uris', 'extensions', b'extensions', 'parameter_bindings', b'parameter_bindings', 'relations', b'relations', 'version', b'version']) -> None:
         ...
 global___Plan = Plan
 
@@ -144,4 +151,30 @@ class Version(google.protobuf.message.Message):
 
     def ClearField(self, field_name: typing_extensions.Literal['git_hash', b'git_hash', 'major_number', b'major_number', 'minor_number', b'minor_number', 'patch_number', b'patch_number', 'producer', b'producer']) -> None:
         ...
-global___Version = Version
\ No newline at end of file
+global___Version = Version
+
+@typing_extensions.final
+class DynamicParameterBinding(google.protobuf.message.Message):
+    """Represents a binding for a dynamic parameter."""
+    DESCRIPTOR: google.protobuf.descriptor.Descriptor
+    PARAMETER_ANCHOR_FIELD_NUMBER: builtins.int
+    VALUE_FIELD_NUMBER: builtins.int
+    parameter_anchor: builtins.int
+    'The parameter anchor that identifies the dynamic parameter reference.'
+
+    @property
+    def value(self) -> proto.algebra_pb2.Expression.Literal:
+        """The literal value assigned to the parameter at runtime.
+        The type of the literal needs to match the type of the corresponding
+        DynamicParameter expression in the plan.
+        """
+
+    def __init__(self, *, parameter_anchor: builtins.int=..., value: proto.algebra_pb2.Expression.Literal | None=...) -> None:
+        ...
+
+    def HasField(self, field_name: typing_extensions.Literal['value', b'value']) -> builtins.bool:
+        ...
+
+    def ClearField(self, field_name: typing_extensions.Literal['parameter_anchor', b'parameter_anchor', 'value', b'value']) -> None:
+        ...
+global___DynamicParameterBinding = DynamicParameterBinding
\ No newline at end of file
diff --git a/src/substrait/gen/proto/type_expressions_pb2.py b/src/substrait/gen/proto/type_expressions_pb2.py
index 6af02a1..3526838 100644
--- a/src/substrait/gen/proto/type_expressions_pb2.py
+++ b/src/substrait/gen/proto/type_expressions_pb2.py
@@ -5,7 +5,7 @@
 from google.protobuf.internal import builder as _builder
 _sym_db = _symbol_database.Default()
 from ..proto import type_pb2 as proto_dot_type__pb2
-DESCRIPTOR = _descriptor_pool.Default().AddSerializedFile(b'\n\x1cproto/type_expressions.proto\x12\x05proto\x1a\x10proto/type.proto"\xdb-\n\x14DerivationExpression\x12)\n\x04bool\x18\x01 \x01(\x0b2\x13.proto.Type.BooleanH\x00R\x04bool\x12 \n\x02i8\x18\x02 \x01(\x0b2\x0e.proto.Type.I8H\x00R\x02i8\x12#\n\x03i16\x18\x03 \x01(\x0b2\x0f.proto.Type.I16H\x00R\x03i16\x12#\n\x03i32\x18\x05 \x01(\x0b2\x0f.proto.Type.I32H\x00R\x03i32\x12#\n\x03i64\x18\x07 \x01(\x0b2\x0f.proto.Type.I64H\x00R\x03i64\x12&\n\x04fp32\x18\n \x01(\x0b2\x10.proto.Type.FP32H\x00R\x04fp32\x12&\n\x04fp64\x18\x0b \x01(\x0b2\x10.proto.Type.FP64H\x00R\x04fp64\x12,\n\x06string\x18\x0c \x01(\x0b2\x12.proto.Type.StringH\x00R\x06string\x12,\n\x06binary\x18\r \x01(\x0b2\x12.proto.Type.BinaryH\x00R\x06binary\x129\n\ttimestamp\x18\x0e \x01(\x0b2\x15.proto.Type.TimestampB\x02\x18\x01H\x00R\ttimestamp\x12&\n\x04date\x18\x10 \x01(\x0b2\x10.proto.Type.DateH\x00R\x04date\x12&\n\x04time\x18\x11 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\x01(\x0b2\x1b.proto.DerivationExpressionR\tprecision\x12+\n\x11variation_pointer\x18\x02 \x01(\rR\x10variationPointer\x129\n\x0bnullability\x18\x03 \x01(\x0e2\x17.proto.Type.NullabilityR\x0bnullability\x1a\xad\x01\n\x10ExpressionStruct\x121\n\x05types\x18\x01 \x03(\x0b2\x1b.proto.DerivationExpressionR\x05types\x12+\n\x11variation_pointer\x18\x02 \x01(\rR\x10variationPointer\x129\n\x0bnullability\x18\x03 \x01(\x0e2\x17.proto.Type.NullabilityR\x0bnullability\x1as\n\x15ExpressionNamedStruct\x12\x14\n\x05names\x18\x01 \x03(\tR\x05names\x12D\n\x06struct\x18\x02 \x01(\x0b2,.proto.DerivationExpression.ExpressionStructR\x06struct\x1a\xa9\x01\n\x0eExpressionList\x12/\n\x04type\x18\x01 \x01(\x0b2\x1b.proto.DerivationExpressionR\x04type\x12+\n\x11variation_pointer\x18\x02 \x01(\rR\x10variationPointer\x129\n\x0bnullability\x18\x03 \x01(\x0e2\x17.proto.Type.NullabilityR\x0bnullability\x1a\xd9\x01\n\rExpressionMap\x12-\n\x03key\x18\x01 \x01(\x0b2\x1b.proto.DerivationExpressionR\x03key\x121\n\x05value\x18\x02 \x01(\x0b2\x1b.proto.DerivationExpressionR\x05value\x12+\n\x11variation_pointer\x18\x03 \x01(\rR\x10variationPointer\x129\n\x0bnullability\x18\x04 \x01(\x0e2\x17.proto.Type.NullabilityR\x0bnullability\x1a\xa2\x01\n\x15ExpressionUserDefined\x12!\n\x0ctype_pointer\x18\x01 \x01(\rR\x0btypePointer\x12+\n\x11variation_pointer\x18\x02 \x01(\rR\x10variationPointer\x129\n\x0bnullability\x18\x03 \x01(\x0e2\x17.proto.Type.NullabilityR\x0bnullability\x1a\xc0\x01\n\x06IfElse\x12>\n\x0cif_condition\x18\x01 \x01(\x0b2\x1b.proto.DerivationExpressionR\x0bifCondition\x128\n\tif_return\x18\x02 \x01(\x0b2\x1b.proto.DerivationExpressionR\x08ifReturn\x12<\n\x0belse_return\x18\x03 \x01(\x0b2\x1b.proto.DerivationExpressionR\nelseReturn\x1a\xcf\x01\n\x07UnaryOp\x12H\n\x07op_type\x18\x01 \x01(\x0e2/.proto.DerivationExpression.UnaryOp.UnaryOpTypeR\x06opType\x12-\n\x03arg\x18\x02 \x01(\x0b2\x1b.proto.DerivationExpressionR\x03arg"K\n\x0bUnaryOpType\x12\x1d\n\x19UNARY_OP_TYPE_UNSPECIFIED\x10\x00\x12\x1d\n\x19UNARY_OP_TYPE_BOOLEAN_NOT\x10\x01\x1a\xa8\x04\n\x08BinaryOp\x12J\n\x07op_type\x18\x01 \x01(\x0e21.proto.DerivationExpression.BinaryOp.BinaryOpTypeR\x06opType\x12/\n\x04arg1\x18\x02 \x01(\x0b2\x1b.proto.DerivationExpressionR\x04arg1\x12/\n\x04arg2\x18\x03 \x01(\x0b2\x1b.proto.DerivationExpressionR\x04arg2"\xed\x02\n\x0cBinaryOpType\x12\x1e\n\x1aBINARY_OP_TYPE_UNSPECIFIED\x10\x00\x12\x17\n\x13BINARY_OP_TYPE_PLUS\x10\x01\x12\x18\n\x14BINARY_OP_TYPE_MINUS\x10\x02\x12\x1b\n\x17BINARY_OP_TYPE_MULTIPLY\x10\x03\x12\x19\n\x15BINARY_OP_TYPE_DIVIDE\x10\x04\x12\x16\n\x12BINARY_OP_TYPE_MIN\x10\x05\x12\x16\n\x12BINARY_OP_TYPE_MAX\x10\x06\x12\x1f\n\x1bBINARY_OP_TYPE_GREATER_THAN\x10\x07\x12\x1c\n\x18BINARY_OP_TYPE_LESS_THAN\x10\x08\x12\x16\n\x12BINARY_OP_TYPE_AND\x10\t\x12\x15\n\x11BINARY_OP_TYPE_OR\x10\n\x12\x19\n\x15BINARY_OP_TYPE_EQUALS\x10\x0b\x12\x19\n\x15BINARY_OP_TYPE_COVERS\x10\x0c\x1a\x8e\x02\n\rReturnProgram\x12V\n\x0bassignments\x18\x01 \x03(\x0b24.proto.DerivationExpression.ReturnProgram.AssignmentR\x0bassignments\x12F\n\x10final_expression\x18\x02 \x01(\x0b2\x1b.proto.DerivationExpressionR\x0ffinalExpression\x1a]\n\nAssignment\x12\x12\n\x04name\x18\x01 \x01(\tR\x04name\x12;\n\nexpression\x18\x02 \x01(\x0b2\x1b.proto.DerivationExpressionR\nexpressionB\x06\n\x04kindB#\n\x0eio.proto.protoP\x01\xaa\x02\x0eProto.Protobufb\x06proto3')
 _globals = globals()
 _builder.BuildMessageAndEnumDescriptors(DESCRIPTOR, _globals)
 _builder.BuildTopDescriptorsAndMessages(DESCRIPTOR, 'proto.type_expressions_pb2', _globals)
@@ -14,49 +14,53 @@
     _globals['DESCRIPTOR']._serialized_options = b'\n\x0eio.proto.protoP\x01\xaa\x02\x0eProto.Protobuf'
     _globals['_DERIVATIONEXPRESSION'].fields_by_name['timestamp']._options = None
     _globals['_DERIVATIONEXPRESSION'].fields_by_name['timestamp']._serialized_options = b'\x18\x01'
+    _globals['_DERIVATIONEXPRESSION'].fields_by_name['time']._options = None
+    _globals['_DERIVATIONEXPRESSION'].fields_by_name['time']._serialized_options = b'\x18\x01'
     _globals['_DERIVATIONEXPRESSION'].fields_by_name['timestamp_tz']._options = None
     _globals['_DERIVATIONEXPRESSION'].fields_by_name['timestamp_tz']._serialized_options = b'\x18\x01'
     _globals['_DERIVATIONEXPRESSION'].fields_by_name['user_defined_pointer']._options = None
     _globals['_DERIVATIONEXPRESSION'].fields_by_name['user_defined_pointer']._serialized_options = b'\x18\x01'
     _globals['_DERIVATIONEXPRESSION']._serialized_start = 58
-    _globals['_DERIVATIONEXPRESSION']._serialized_end = 5909
-    _globals['_DERIVATIONEXPRESSION_EXPRESSIONFIXEDCHAR']._serialized_start = 2265
-    _globals['_DERIVATIONEXPRESSION_EXPRESSIONFIXEDCHAR']._serialized_end = 2443
-    _globals['_DERIVATIONEXPRESSION_EXPRESSIONVARCHAR']._serialized_start = 2446
-    _globals['_DERIVATIONEXPRESSION_EXPRESSIONVARCHAR']._serialized_end = 2622
-    _globals['_DERIVATIONEXPRESSION_EXPRESSIONFIXEDBINARY']._serialized_start = 2625
-    _globals['_DERIVATIONEXPRESSION_EXPRESSIONFIXEDBINARY']._serialized_end = 2805
-    _globals['_DERIVATIONEXPRESSION_EXPRESSIONDECIMAL']._serialized_start = 2808
-    _globals['_DERIVATIONEXPRESSION_EXPRESSIONDECIMAL']._serialized_end = 3041
-    _globals['_DERIVATIONEXPRESSION_EXPRESSIONPRECISIONTIMESTAMP']._serialized_start = 3044
-    _globals['_DERIVATIONEXPRESSION_EXPRESSIONPRECISIONTIMESTAMP']._serialized_end = 3237
-    _globals['_DERIVATIONEXPRESSION_EXPRESSIONINTERVALDAY']._serialized_start = 3240
-    _globals['_DERIVATIONEXPRESSION_EXPRESSIONINTERVALDAY']._serialized_end = 3426
-    _globals['_DERIVATIONEXPRESSION_EXPRESSIONINTERVALCOMPOUND']._serialized_start = 3429
-    _globals['_DERIVATIONEXPRESSION_EXPRESSIONINTERVALCOMPOUND']._serialized_end = 3620
-    _globals['_DERIVATIONEXPRESSION_EXPRESSIONPRECISIONTIMESTAMPTZ']._serialized_start = 3623
-    _globals['_DERIVATIONEXPRESSION_EXPRESSIONPRECISIONTIMESTAMPTZ']._serialized_end = 3818
-    _globals['_DERIVATIONEXPRESSION_EXPRESSIONSTRUCT']._serialized_start = 3821
-    _globals['_DERIVATIONEXPRESSION_EXPRESSIONSTRUCT']._serialized_end = 3994
-    _globals['_DERIVATIONEXPRESSION_EXPRESSIONNAMEDSTRUCT']._serialized_start = 3996
-    _globals['_DERIVATIONEXPRESSION_EXPRESSIONNAMEDSTRUCT']._serialized_end = 4111
-    _globals['_DERIVATIONEXPRESSION_EXPRESSIONLIST']._serialized_start = 4114
-    _globals['_DERIVATIONEXPRESSION_EXPRESSIONLIST']._serialized_end = 4283
-    _globals['_DERIVATIONEXPRESSION_EXPRESSIONMAP']._serialized_start = 4286
-    _globals['_DERIVATIONEXPRESSION_EXPRESSIONMAP']._serialized_end = 4503
-    _globals['_DERIVATIONEXPRESSION_EXPRESSIONUSERDEFINED']._serialized_start = 4506
-    _globals['_DERIVATIONEXPRESSION_EXPRESSIONUSERDEFINED']._serialized_end = 4668
-    _globals['_DERIVATIONEXPRESSION_IFELSE']._serialized_start = 4671
-    _globals['_DERIVATIONEXPRESSION_IFELSE']._serialized_end = 4863
-    _globals['_DERIVATIONEXPRESSION_UNARYOP']._serialized_start = 4866
-    _globals['_DERIVATIONEXPRESSION_UNARYOP']._serialized_end = 5073
-    _globals['_DERIVATIONEXPRESSION_UNARYOP_UNARYOPTYPE']._serialized_start = 4998
-    _globals['_DERIVATIONEXPRESSION_UNARYOP_UNARYOPTYPE']._serialized_end = 5073
-    _globals['_DERIVATIONEXPRESSION_BINARYOP']._serialized_start = 5076
-    _globals['_DERIVATIONEXPRESSION_BINARYOP']._serialized_end = 5628
-    _globals['_DERIVATIONEXPRESSION_BINARYOP_BINARYOPTYPE']._serialized_start = 5263
-    _globals['_DERIVATIONEXPRESSION_BINARYOP_BINARYOPTYPE']._serialized_end = 5628
-    _globals['_DERIVATIONEXPRESSION_RETURNPROGRAM']._serialized_start = 5631
-    _globals['_DERIVATIONEXPRESSION_RETURNPROGRAM']._serialized_end = 5901
-    _globals['_DERIVATIONEXPRESSION_RETURNPROGRAM_ASSIGNMENT']._serialized_start = 5808
-    _globals['_DERIVATIONEXPRESSION_RETURNPROGRAM_ASSIGNMENT']._serialized_end = 5901
\ No newline at end of file
+    _globals['_DERIVATIONEXPRESSION']._serialized_end = 6198
+    _globals['_DERIVATIONEXPRESSION_EXPRESSIONFIXEDCHAR']._serialized_start = 2363
+    _globals['_DERIVATIONEXPRESSION_EXPRESSIONFIXEDCHAR']._serialized_end = 2541
+    _globals['_DERIVATIONEXPRESSION_EXPRESSIONVARCHAR']._serialized_start = 2544
+    _globals['_DERIVATIONEXPRESSION_EXPRESSIONVARCHAR']._serialized_end = 2720
+    _globals['_DERIVATIONEXPRESSION_EXPRESSIONFIXEDBINARY']._serialized_start = 2723
+    _globals['_DERIVATIONEXPRESSION_EXPRESSIONFIXEDBINARY']._serialized_end = 2903
+    _globals['_DERIVATIONEXPRESSION_EXPRESSIONDECIMAL']._serialized_start = 2906
+    _globals['_DERIVATIONEXPRESSION_EXPRESSIONDECIMAL']._serialized_end = 3139
+    _globals['_DERIVATIONEXPRESSION_EXPRESSIONPRECISIONTIME']._serialized_start = 3142
+    _globals['_DERIVATIONEXPRESSION_EXPRESSIONPRECISIONTIME']._serialized_end = 3330
+    _globals['_DERIVATIONEXPRESSION_EXPRESSIONPRECISIONTIMESTAMP']._serialized_start = 3333
+    _globals['_DERIVATIONEXPRESSION_EXPRESSIONPRECISIONTIMESTAMP']._serialized_end = 3526
+    _globals['_DERIVATIONEXPRESSION_EXPRESSIONINTERVALDAY']._serialized_start = 3529
+    _globals['_DERIVATIONEXPRESSION_EXPRESSIONINTERVALDAY']._serialized_end = 3715
+    _globals['_DERIVATIONEXPRESSION_EXPRESSIONINTERVALCOMPOUND']._serialized_start = 3718
+    _globals['_DERIVATIONEXPRESSION_EXPRESSIONINTERVALCOMPOUND']._serialized_end = 3909
+    _globals['_DERIVATIONEXPRESSION_EXPRESSIONPRECISIONTIMESTAMPTZ']._serialized_start = 3912
+    _globals['_DERIVATIONEXPRESSION_EXPRESSIONPRECISIONTIMESTAMPTZ']._serialized_end = 4107
+    _globals['_DERIVATIONEXPRESSION_EXPRESSIONSTRUCT']._serialized_start = 4110
+    _globals['_DERIVATIONEXPRESSION_EXPRESSIONSTRUCT']._serialized_end = 4283
+    _globals['_DERIVATIONEXPRESSION_EXPRESSIONNAMEDSTRUCT']._serialized_start = 4285
+    _globals['_DERIVATIONEXPRESSION_EXPRESSIONNAMEDSTRUCT']._serialized_end = 4400
+    _globals['_DERIVATIONEXPRESSION_EXPRESSIONLIST']._serialized_start = 4403
+    _globals['_DERIVATIONEXPRESSION_EXPRESSIONLIST']._serialized_end = 4572
+    _globals['_DERIVATIONEXPRESSION_EXPRESSIONMAP']._serialized_start = 4575
+    _globals['_DERIVATIONEXPRESSION_EXPRESSIONMAP']._serialized_end = 4792
+    _globals['_DERIVATIONEXPRESSION_EXPRESSIONUSERDEFINED']._serialized_start = 4795
+    _globals['_DERIVATIONEXPRESSION_EXPRESSIONUSERDEFINED']._serialized_end = 4957
+    _globals['_DERIVATIONEXPRESSION_IFELSE']._serialized_start = 4960
+    _globals['_DERIVATIONEXPRESSION_IFELSE']._serialized_end = 5152
+    _globals['_DERIVATIONEXPRESSION_UNARYOP']._serialized_start = 5155
+    _globals['_DERIVATIONEXPRESSION_UNARYOP']._serialized_end = 5362
+    _globals['_DERIVATIONEXPRESSION_UNARYOP_UNARYOPTYPE']._serialized_start = 5287
+    _globals['_DERIVATIONEXPRESSION_UNARYOP_UNARYOPTYPE']._serialized_end = 5362
+    _globals['_DERIVATIONEXPRESSION_BINARYOP']._serialized_start = 5365
+    _globals['_DERIVATIONEXPRESSION_BINARYOP']._serialized_end = 5917
+    _globals['_DERIVATIONEXPRESSION_BINARYOP_BINARYOPTYPE']._serialized_start = 5552
+    _globals['_DERIVATIONEXPRESSION_BINARYOP_BINARYOPTYPE']._serialized_end = 5917
+    _globals['_DERIVATIONEXPRESSION_RETURNPROGRAM']._serialized_start = 5920
+    _globals['_DERIVATIONEXPRESSION_RETURNPROGRAM']._serialized_end = 6190
+    _globals['_DERIVATIONEXPRESSION_RETURNPROGRAM_ASSIGNMENT']._serialized_start = 6097
+    _globals['_DERIVATIONEXPRESSION_RETURNPROGRAM_ASSIGNMENT']._serialized_end = 6190
\ No newline at end of file
diff --git a/src/substrait/gen/proto/type_expressions_pb2.pyi b/src/substrait/gen/proto/type_expressions_pb2.pyi
index d4a3dda..ec95b4d 100644
--- a/src/substrait/gen/proto/type_expressions_pb2.pyi
+++ b/src/substrait/gen/proto/type_expressions_pb2.pyi
@@ -114,6 +114,28 @@ class DerivationExpression(google.protobuf.message.Message):
         def ClearField(self, field_name: typing_extensions.Literal['nullability', b'nullability', 'precision', b'precision', 'scale', b'scale', 'variation_pointer', b'variation_pointer']) -> None:
             ...
 
+    @typing_extensions.final
+    class ExpressionPrecisionTime(google.protobuf.message.Message):
+        DESCRIPTOR: google.protobuf.descriptor.Descriptor
+        PRECISION_FIELD_NUMBER: builtins.int
+        VARIATION_POINTER_FIELD_NUMBER: builtins.int
+        NULLABILITY_FIELD_NUMBER: builtins.int
+
+        @property
+        def precision(self) -> global___DerivationExpression:
+            ...
+        variation_pointer: builtins.int
+        nullability: proto.type_pb2.Type.Nullability.ValueType
+
+        def __init__(self, *, precision: global___DerivationExpression | None=..., variation_pointer: builtins.int=..., nullability: proto.type_pb2.Type.Nullability.ValueType=...) -> None:
+            ...
+
+        def HasField(self, field_name: typing_extensions.Literal['precision', b'precision']) -> builtins.bool:
+            ...
+
+        def ClearField(self, field_name: typing_extensions.Literal['nullability', b'nullability', 'precision', b'precision', 'variation_pointer', b'variation_pointer']) -> None:
+            ...
+
     @typing_extensions.final
     class ExpressionPrecisionTimestamp(google.protobuf.message.Message):
         DESCRIPTOR: google.protobuf.descriptor.Descriptor
@@ -495,6 +517,7 @@ class DerivationExpression(google.protobuf.message.Message):
     VARCHAR_FIELD_NUMBER: builtins.int
     FIXED_BINARY_FIELD_NUMBER: builtins.int
     DECIMAL_FIELD_NUMBER: builtins.int
+    PRECISION_TIME_FIELD_NUMBER: builtins.int
     PRECISION_TIMESTAMP_FIELD_NUMBER: builtins.int
     PRECISION_TIMESTAMP_TZ_FIELD_NUMBER: builtins.int
     STRUCT_FIELD_NUMBER: builtins.int
@@ -556,7 +579,7 @@ class DerivationExpression(google.protobuf.message.Message):
 
     @property
     def time(self) -> proto.type_pb2.Type.Time:
-        ...
+        """Deprecated in favor of `ExpressionPrecisionTime precision_time`"""
 
     @property
     def interval_year(self) -> proto.type_pb2.Type.IntervalYear:
@@ -594,6 +617,10 @@ class DerivationExpression(google.protobuf.message.Message):
     def decimal(self) -> global___DerivationExpression.ExpressionDecimal:
         ...
 
+    @property
+    def precision_time(self) -> global___DerivationExpression.ExpressionPrecisionTime:
+        ...
+
     @property
     def precision_timestamp(self) -> global___DerivationExpression.ExpressionPrecisionTimestamp:
         ...
@@ -639,15 +666,15 @@ class DerivationExpression(google.protobuf.message.Message):
     def return_program(self) -> global___DerivationExpression.ReturnProgram:
         ...
 
-    def __init__(self, *, bool: proto.type_pb2.Type.Boolean | None=..., i8: proto.type_pb2.Type.I8 | None=..., i16: proto.type_pb2.Type.I16 | None=..., i32: proto.type_pb2.Type.I32 | None=..., i64: proto.type_pb2.Type.I64 | None=..., fp32: proto.type_pb2.Type.FP32 | None=..., fp64: proto.type_pb2.Type.FP64 | None=..., string: proto.type_pb2.Type.String | None=..., binary: proto.type_pb2.Type.Binary | None=..., timestamp: proto.type_pb2.Type.Timestamp | None=..., date: proto.type_pb2.Type.Date | None=..., time: proto.type_pb2.Type.Time | None=..., interval_year: proto.type_pb2.Type.IntervalYear | None=..., timestamp_tz: proto.type_pb2.Type.TimestampTZ | None=..., uuid: proto.type_pb2.Type.UUID | None=..., interval_day: global___DerivationExpression.ExpressionIntervalDay | None=..., interval_compound: global___DerivationExpression.ExpressionIntervalCompound | None=..., fixed_char: global___DerivationExpression.ExpressionFixedChar | None=..., varchar: global___DerivationExpression.ExpressionVarChar | None=..., fixed_binary: global___DerivationExpression.ExpressionFixedBinary | None=..., decimal: global___DerivationExpression.ExpressionDecimal | None=..., precision_timestamp: global___DerivationExpression.ExpressionPrecisionTimestamp | None=..., precision_timestamp_tz: global___DerivationExpression.ExpressionPrecisionTimestampTZ | None=..., struct: global___DerivationExpression.ExpressionStruct | None=..., list: global___DerivationExpression.ExpressionList | None=..., map: global___DerivationExpression.ExpressionMap | None=..., user_defined: global___DerivationExpression.ExpressionUserDefined | None=..., user_defined_pointer: builtins.int=..., type_parameter_name: builtins.str=..., integer_parameter_name: builtins.str=..., integer_literal: builtins.int=..., unary_op: global___DerivationExpression.UnaryOp | None=..., binary_op: global___DerivationExpression.BinaryOp | None=..., if_else: global___DerivationExpression.IfElse | None=..., return_program: global___DerivationExpression.ReturnProgram | None=...) -> None:
+    def __init__(self, *, bool: proto.type_pb2.Type.Boolean | None=..., i8: proto.type_pb2.Type.I8 | None=..., i16: proto.type_pb2.Type.I16 | None=..., i32: proto.type_pb2.Type.I32 | None=..., i64: proto.type_pb2.Type.I64 | None=..., fp32: proto.type_pb2.Type.FP32 | None=..., fp64: proto.type_pb2.Type.FP64 | None=..., string: proto.type_pb2.Type.String | None=..., binary: proto.type_pb2.Type.Binary | None=..., timestamp: proto.type_pb2.Type.Timestamp | None=..., date: proto.type_pb2.Type.Date | None=..., time: proto.type_pb2.Type.Time | None=..., interval_year: proto.type_pb2.Type.IntervalYear | None=..., timestamp_tz: proto.type_pb2.Type.TimestampTZ | None=..., uuid: proto.type_pb2.Type.UUID | None=..., interval_day: global___DerivationExpression.ExpressionIntervalDay | None=..., interval_compound: global___DerivationExpression.ExpressionIntervalCompound | None=..., fixed_char: global___DerivationExpression.ExpressionFixedChar | None=..., varchar: global___DerivationExpression.ExpressionVarChar | None=..., fixed_binary: global___DerivationExpression.ExpressionFixedBinary | None=..., decimal: global___DerivationExpression.ExpressionDecimal | None=..., precision_time: global___DerivationExpression.ExpressionPrecisionTime | None=..., precision_timestamp: global___DerivationExpression.ExpressionPrecisionTimestamp | None=..., precision_timestamp_tz: global___DerivationExpression.ExpressionPrecisionTimestampTZ | None=..., struct: global___DerivationExpression.ExpressionStruct | None=..., list: global___DerivationExpression.ExpressionList | None=..., map: global___DerivationExpression.ExpressionMap | None=..., user_defined: global___DerivationExpression.ExpressionUserDefined | None=..., user_defined_pointer: builtins.int=..., type_parameter_name: builtins.str=..., integer_parameter_name: builtins.str=..., integer_literal: builtins.int=..., unary_op: global___DerivationExpression.UnaryOp | None=..., binary_op: global___DerivationExpression.BinaryOp | None=..., if_else: global___DerivationExpression.IfElse | None=..., return_program: global___DerivationExpression.ReturnProgram | None=...) -> None:
         ...
 
-    def HasField(self, field_name: typing_extensions.Literal['binary', b'binary', 'binary_op', b'binary_op', 'bool', b'bool', 'date', b'date', 'decimal', b'decimal', 'fixed_binary', b'fixed_binary', 'fixed_char', b'fixed_char', 'fp32', b'fp32', 'fp64', b'fp64', 'i16', b'i16', 'i32', b'i32', 'i64', b'i64', 'i8', b'i8', 'if_else', b'if_else', 'integer_literal', b'integer_literal', 'integer_parameter_name', b'integer_parameter_name', 'interval_compound', b'interval_compound', 'interval_day', b'interval_day', 'interval_year', b'interval_year', 'kind', b'kind', 'list', b'list', 'map', b'map', 'precision_timestamp', b'precision_timestamp', 'precision_timestamp_tz', b'precision_timestamp_tz', 'return_program', b'return_program', 'string', b'string', 'struct', b'struct', 'time', b'time', 'timestamp', b'timestamp', 'timestamp_tz', b'timestamp_tz', 'type_parameter_name', b'type_parameter_name', 'unary_op', b'unary_op', 'user_defined', b'user_defined', 'user_defined_pointer', b'user_defined_pointer', 'uuid', b'uuid', 'varchar', b'varchar']) -> builtins.bool:
+    def HasField(self, field_name: typing_extensions.Literal['binary', b'binary', 'binary_op', b'binary_op', 'bool', b'bool', 'date', b'date', 'decimal', b'decimal', 'fixed_binary', b'fixed_binary', 'fixed_char', b'fixed_char', 'fp32', b'fp32', 'fp64', b'fp64', 'i16', b'i16', 'i32', b'i32', 'i64', b'i64', 'i8', b'i8', 'if_else', b'if_else', 'integer_literal', b'integer_literal', 'integer_parameter_name', b'integer_parameter_name', 'interval_compound', b'interval_compound', 'interval_day', b'interval_day', 'interval_year', b'interval_year', 'kind', b'kind', 'list', b'list', 'map', b'map', 'precision_time', b'precision_time', 'precision_timestamp', b'precision_timestamp', 'precision_timestamp_tz', b'precision_timestamp_tz', 'return_program', b'return_program', 'string', b'string', 'struct', b'struct', 'time', b'time', 'timestamp', b'timestamp', 'timestamp_tz', b'timestamp_tz', 'type_parameter_name', b'type_parameter_name', 'unary_op', b'unary_op', 'user_defined', b'user_defined', 'user_defined_pointer', b'user_defined_pointer', 'uuid', b'uuid', 'varchar', b'varchar']) -> builtins.bool:
         ...
 
-    def ClearField(self, field_name: typing_extensions.Literal['binary', b'binary', 'binary_op', b'binary_op', 'bool', b'bool', 'date', b'date', 'decimal', b'decimal', 'fixed_binary', b'fixed_binary', 'fixed_char', b'fixed_char', 'fp32', b'fp32', 'fp64', b'fp64', 'i16', b'i16', 'i32', b'i32', 'i64', b'i64', 'i8', b'i8', 'if_else', b'if_else', 'integer_literal', b'integer_literal', 'integer_parameter_name', b'integer_parameter_name', 'interval_compound', b'interval_compound', 'interval_day', b'interval_day', 'interval_year', b'interval_year', 'kind', b'kind', 'list', b'list', 'map', b'map', 'precision_timestamp', b'precision_timestamp', 'precision_timestamp_tz', b'precision_timestamp_tz', 'return_program', b'return_program', 'string', b'string', 'struct', b'struct', 'time', b'time', 'timestamp', b'timestamp', 'timestamp_tz', b'timestamp_tz', 'type_parameter_name', b'type_parameter_name', 'unary_op', b'unary_op', 'user_defined', b'user_defined', 'user_defined_pointer', b'user_defined_pointer', 'uuid', b'uuid', 'varchar', b'varchar']) -> None:
+    def ClearField(self, field_name: typing_extensions.Literal['binary', b'binary', 'binary_op', b'binary_op', 'bool', b'bool', 'date', b'date', 'decimal', b'decimal', 'fixed_binary', b'fixed_binary', 'fixed_char', b'fixed_char', 'fp32', b'fp32', 'fp64', b'fp64', 'i16', b'i16', 'i32', b'i32', 'i64', b'i64', 'i8', b'i8', 'if_else', b'if_else', 'integer_literal', b'integer_literal', 'integer_parameter_name', b'integer_parameter_name', 'interval_compound', b'interval_compound', 'interval_day', b'interval_day', 'interval_year', b'interval_year', 'kind', b'kind', 'list', b'list', 'map', b'map', 'precision_time', b'precision_time', 'precision_timestamp', b'precision_timestamp', 'precision_timestamp_tz', b'precision_timestamp_tz', 'return_program', b'return_program', 'string', b'string', 'struct', b'struct', 'time', b'time', 'timestamp', b'timestamp', 'timestamp_tz', b'timestamp_tz', 'type_parameter_name', b'type_parameter_name', 'unary_op', b'unary_op', 'user_defined', b'user_defined', 'user_defined_pointer', b'user_defined_pointer', 'uuid', b'uuid', 'varchar', b'varchar']) -> None:
         ...
 
-    def WhichOneof(self, oneof_group: typing_extensions.Literal['kind', b'kind']) -> typing_extensions.Literal['bool', 'i8', 'i16', 'i32', 'i64', 'fp32', 'fp64', 'string', 'binary', 'timestamp', 'date', 'time', 'interval_year', 'timestamp_tz', 'uuid', 'interval_day', 'interval_compound', 'fixed_char', 'varchar', 'fixed_binary', 'decimal', 'precision_timestamp', 'precision_timestamp_tz', 'struct', 'list', 'map', 'user_defined', 'user_defined_pointer', 'type_parameter_name', 'integer_parameter_name', 'integer_literal', 'unary_op', 'binary_op', 'if_else', 'return_program'] | None:
+    def WhichOneof(self, oneof_group: typing_extensions.Literal['kind', b'kind']) -> typing_extensions.Literal['bool', 'i8', 'i16', 'i32', 'i64', 'fp32', 'fp64', 'string', 'binary', 'timestamp', 'date', 'time', 'interval_year', 'timestamp_tz', 'uuid', 'interval_day', 'interval_compound', 'fixed_char', 'varchar', 'fixed_binary', 'decimal', 'precision_time', 'precision_timestamp', 'precision_timestamp_tz', 'struct', 'list', 'map', 'user_defined', 'user_defined_pointer', 'type_parameter_name', 'integer_parameter_name', 'integer_literal', 'unary_op', 'binary_op', 'if_else', 'return_program'] | None:
         ...
 global___DerivationExpression = DerivationExpression
\ No newline at end of file
diff --git a/src/substrait/gen/proto/type_pb2.py b/src/substrait/gen/proto/type_pb2.py
index b7043aa..96d98aa 100644
--- a/src/substrait/gen/proto/type_pb2.py
+++ b/src/substrait/gen/proto/type_pb2.py
@@ -5,7 +5,7 @@
 from google.protobuf.internal import builder as _builder
 _sym_db = _symbol_database.Default()
 from google.protobuf import empty_pb2 as google_dot_protobuf_dot_empty__pb2
-DESCRIPTOR = _descriptor_pool.Default().AddSerializedFile(b'\n\x10proto/type.proto\x12\x05proto\x1a\x1bgoogle/protobuf/empty.proto"\x8a-\n\x04Type\x12)\n\x04bool\x18\x01 \x01(\x0b2\x13.proto.Type.BooleanH\x00R\x04bool\x12 \n\x02i8\x18\x02 \x01(\x0b2\x0e.proto.Type.I8H\x00R\x02i8\x12#\n\x03i16\x18\x03 \x01(\x0b2\x0f.proto.Type.I16H\x00R\x03i16\x12#\n\x03i32\x18\x05 \x01(\x0b2\x0f.proto.Type.I32H\x00R\x03i32\x12#\n\x03i64\x18\x07 \x01(\x0b2\x0f.proto.Type.I64H\x00R\x03i64\x12&\n\x04fp32\x18\n \x01(\x0b2\x10.proto.Type.FP32H\x00R\x04fp32\x12&\n\x04fp64\x18\x0b \x01(\x0b2\x10.proto.Type.FP64H\x00R\x04fp64\x12,\n\x06string\x18\x0c \x01(\x0b2\x12.proto.Type.StringH\x00R\x06string\x12,\n\x06binary\x18\r \x01(\x0b2\x12.proto.Type.BinaryH\x00R\x06binary\x129\n\ttimestamp\x18\x0e \x01(\x0b2\x15.proto.Type.TimestampB\x02\x18\x01H\x00R\ttimestamp\x12&\n\x04date\x18\x10 \x01(\x0b2\x10.proto.Type.DateH\x00R\x04date\x12&\n\x04time\x18\x11 \x01(\x0b2\x10.proto.Type.TimeH\x00R\x04time\x12?\n\rinterval_year\x18\x13 \x01(\x0b2\x18.proto.Type.IntervalYearH\x00R\x0cintervalYear\x12<\n\x0cinterval_day\x18\x14 \x01(\x0b2\x17.proto.Type.IntervalDayH\x00R\x0bintervalDay\x12K\n\x11interval_compound\x18# \x01(\x0b2\x1c.proto.Type.IntervalCompoundH\x00R\x10intervalCompound\x12@\n\x0ctimestamp_tz\x18\x1d \x01(\x0b2\x17.proto.Type.TimestampTZB\x02\x18\x01H\x00R\x0btimestampTz\x12&\n\x04uuid\x18  \x01(\x0b2\x10.proto.Type.UUIDH\x00R\x04uuid\x126\n\nfixed_char\x18\x15 \x01(\x0b2\x15.proto.Type.FixedCharH\x00R\tfixedChar\x12/\n\x07varchar\x18\x16 \x01(\x0b2\x13.proto.Type.VarCharH\x00R\x07varchar\x12<\n\x0cfixed_binary\x18\x17 \x01(\x0b2\x17.proto.Type.FixedBinaryH\x00R\x0bfixedBinary\x12/\n\x07decimal\x18\x18 \x01(\x0b2\x13.proto.Type.DecimalH\x00R\x07decimal\x12Q\n\x13precision_timestamp\x18! \x01(\x0b2\x1e.proto.Type.PrecisionTimestampH\x00R\x12precisionTimestamp\x12X\n\x16precision_timestamp_tz\x18" \x01(\x0b2 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+DESCRIPTOR = _descriptor_pool.Default().AddSerializedFile(b'\n\x10proto/type.proto\x12\x05proto\x1a\x1bgoogle/protobuf/empty.proto"\xf3.\n\x04Type\x12)\n\x04bool\x18\x01 \x01(\x0b2\x13.proto.Type.BooleanH\x00R\x04bool\x12 \n\x02i8\x18\x02 \x01(\x0b2\x0e.proto.Type.I8H\x00R\x02i8\x12#\n\x03i16\x18\x03 \x01(\x0b2\x0f.proto.Type.I16H\x00R\x03i16\x12#\n\x03i32\x18\x05 \x01(\x0b2\x0f.proto.Type.I32H\x00R\x03i32\x12#\n\x03i64\x18\x07 \x01(\x0b2\x0f.proto.Type.I64H\x00R\x03i64\x12&\n\x04fp32\x18\n \x01(\x0b2\x10.proto.Type.FP32H\x00R\x04fp32\x12&\n\x04fp64\x18\x0b \x01(\x0b2\x10.proto.Type.FP64H\x00R\x04fp64\x12,\n\x06string\x18\x0c \x01(\x0b2\x12.proto.Type.StringH\x00R\x06string\x12,\n\x06binary\x18\r \x01(\x0b2\x12.proto.Type.BinaryH\x00R\x06binary\x129\n\ttimestamp\x18\x0e \x01(\x0b2\x15.proto.Type.TimestampB\x02\x18\x01H\x00R\ttimestamp\x12&\n\x04date\x18\x10 \x01(\x0b2\x10.proto.Type.DateH\x00R\x04date\x12&\n\x04time\x18\x11 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 _globals = globals()
 _builder.BuildMessageAndEnumDescriptors(DESCRIPTOR, _globals)
 _builder.BuildTopDescriptorsAndMessages(DESCRIPTOR, 'proto.type_pb2', _globals)
@@ -19,64 +19,66 @@
     _globals['_TYPE'].fields_by_name['user_defined_type_reference']._options = None
     _globals['_TYPE'].fields_by_name['user_defined_type_reference']._serialized_options = b'\x18\x01'
     _globals['_TYPE']._serialized_start = 57
-    _globals['_TYPE']._serialized_end = 5827
-    _globals['_TYPE_BOOLEAN']._serialized_start = 1517
-    _globals['_TYPE_BOOLEAN']._serialized_end = 1643
-    _globals['_TYPE_I8']._serialized_start = 1645
-    _globals['_TYPE_I8']._serialized_end = 1766
-    _globals['_TYPE_I16']._serialized_start = 1768
-    _globals['_TYPE_I16']._serialized_end = 1890
-    _globals['_TYPE_I32']._serialized_start = 1892
-    _globals['_TYPE_I32']._serialized_end = 2014
-    _globals['_TYPE_I64']._serialized_start = 2016
-    _globals['_TYPE_I64']._serialized_end = 2138
-    _globals['_TYPE_FP32']._serialized_start = 2140
-    _globals['_TYPE_FP32']._serialized_end = 2263
-    _globals['_TYPE_FP64']._serialized_start = 2265
-    _globals['_TYPE_FP64']._serialized_end = 2388
-    _globals['_TYPE_STRING']._serialized_start = 2390
-    _globals['_TYPE_STRING']._serialized_end = 2515
-    _globals['_TYPE_BINARY']._serialized_start = 2517
-    _globals['_TYPE_BINARY']._serialized_end = 2642
-    _globals['_TYPE_TIMESTAMP']._serialized_start = 2645
-    _globals['_TYPE_TIMESTAMP']._serialized_end = 2773
-    _globals['_TYPE_DATE']._serialized_start = 2775
-    _globals['_TYPE_DATE']._serialized_end = 2898
-    _globals['_TYPE_TIME']._serialized_start = 2900
-    _globals['_TYPE_TIME']._serialized_end = 3023
-    _globals['_TYPE_TIMESTAMPTZ']._serialized_start = 3026
-    _globals['_TYPE_TIMESTAMPTZ']._serialized_end = 3156
-    _globals['_TYPE_INTERVALYEAR']._serialized_start = 3159
-    _globals['_TYPE_INTERVALYEAR']._serialized_end = 3290
-    _globals['_TYPE_INTERVALDAY']._serialized_start = 3293
-    _globals['_TYPE_INTERVALDAY']._serialized_end = 3472
-    _globals['_TYPE_INTERVALCOMPOUND']._serialized_start = 3475
-    _globals['_TYPE_INTERVALCOMPOUND']._serialized_end = 3640
-    _globals['_TYPE_UUID']._serialized_start = 3642
-    _globals['_TYPE_UUID']._serialized_end = 3765
-    _globals['_TYPE_FIXEDCHAR']._serialized_start = 3768
-    _globals['_TYPE_FIXEDCHAR']._serialized_end = 3920
-    _globals['_TYPE_VARCHAR']._serialized_start = 3923
-    _globals['_TYPE_VARCHAR']._serialized_end = 4073
-    _globals['_TYPE_FIXEDBINARY']._serialized_start = 4076
-    _globals['_TYPE_FIXEDBINARY']._serialized_end = 4230
-    _globals['_TYPE_DECIMAL']._serialized_start = 4233
-    _globals['_TYPE_DECIMAL']._serialized_end = 4411
-    _globals['_TYPE_PRECISIONTIMESTAMP']._serialized_start = 4414
-    _globals['_TYPE_PRECISIONTIMESTAMP']._serialized_end = 4581
-    _globals['_TYPE_PRECISIONTIMESTAMPTZ']._serialized_start = 4584
-    _globals['_TYPE_PRECISIONTIMESTAMPTZ']._serialized_end = 4753
-    _globals['_TYPE_STRUCT']._serialized_start = 4756
-    _globals['_TYPE_STRUCT']._serialized_end = 4916
-    _globals['_TYPE_LIST']._serialized_start = 4919
-    _globals['_TYPE_LIST']._serialized_end = 5075
-    _globals['_TYPE_MAP']._serialized_start = 5078
-    _globals['_TYPE_MAP']._serialized_end = 5266
-    _globals['_TYPE_USERDEFINED']._serialized_start = 5269
-    _globals['_TYPE_USERDEFINED']._serialized_end = 5502
-    _globals['_TYPE_PARAMETER']._serialized_start = 5505
-    _globals['_TYPE_PARAMETER']._serialized_end = 5723
-    _globals['_TYPE_NULLABILITY']._serialized_start = 5725
-    _globals['_TYPE_NULLABILITY']._serialized_end = 5819
-    _globals['_NAMEDSTRUCT']._serialized_start = 5829
-    _globals['_NAMEDSTRUCT']._serialized_end = 5908
\ No newline at end of file
+    _globals['_TYPE']._serialized_end = 6060
+    _globals['_TYPE_BOOLEAN']._serialized_start = 1585
+    _globals['_TYPE_BOOLEAN']._serialized_end = 1711
+    _globals['_TYPE_I8']._serialized_start = 1713
+    _globals['_TYPE_I8']._serialized_end = 1834
+    _globals['_TYPE_I16']._serialized_start = 1836
+    _globals['_TYPE_I16']._serialized_end = 1958
+    _globals['_TYPE_I32']._serialized_start = 1960
+    _globals['_TYPE_I32']._serialized_end = 2082
+    _globals['_TYPE_I64']._serialized_start = 2084
+    _globals['_TYPE_I64']._serialized_end = 2206
+    _globals['_TYPE_FP32']._serialized_start = 2208
+    _globals['_TYPE_FP32']._serialized_end = 2331
+    _globals['_TYPE_FP64']._serialized_start = 2333
+    _globals['_TYPE_FP64']._serialized_end = 2456
+    _globals['_TYPE_STRING']._serialized_start = 2458
+    _globals['_TYPE_STRING']._serialized_end = 2583
+    _globals['_TYPE_BINARY']._serialized_start = 2585
+    _globals['_TYPE_BINARY']._serialized_end = 2710
+    _globals['_TYPE_TIMESTAMP']._serialized_start = 2713
+    _globals['_TYPE_TIMESTAMP']._serialized_end = 2841
+    _globals['_TYPE_DATE']._serialized_start = 2843
+    _globals['_TYPE_DATE']._serialized_end = 2966
+    _globals['_TYPE_TIME']._serialized_start = 2968
+    _globals['_TYPE_TIME']._serialized_end = 3091
+    _globals['_TYPE_TIMESTAMPTZ']._serialized_start = 3094
+    _globals['_TYPE_TIMESTAMPTZ']._serialized_end = 3224
+    _globals['_TYPE_INTERVALYEAR']._serialized_start = 3227
+    _globals['_TYPE_INTERVALYEAR']._serialized_end = 3358
+    _globals['_TYPE_INTERVALDAY']._serialized_start = 3361
+    _globals['_TYPE_INTERVALDAY']._serialized_end = 3540
+    _globals['_TYPE_INTERVALCOMPOUND']._serialized_start = 3543
+    _globals['_TYPE_INTERVALCOMPOUND']._serialized_end = 3708
+    _globals['_TYPE_UUID']._serialized_start = 3710
+    _globals['_TYPE_UUID']._serialized_end = 3833
+    _globals['_TYPE_FIXEDCHAR']._serialized_start = 3836
+    _globals['_TYPE_FIXEDCHAR']._serialized_end = 3988
+    _globals['_TYPE_VARCHAR']._serialized_start = 3991
+    _globals['_TYPE_VARCHAR']._serialized_end = 4141
+    _globals['_TYPE_FIXEDBINARY']._serialized_start = 4144
+    _globals['_TYPE_FIXEDBINARY']._serialized_end = 4298
+    _globals['_TYPE_DECIMAL']._serialized_start = 4301
+    _globals['_TYPE_DECIMAL']._serialized_end = 4479
+    _globals['_TYPE_PRECISIONTIME']._serialized_start = 4482
+    _globals['_TYPE_PRECISIONTIME']._serialized_end = 4644
+    _globals['_TYPE_PRECISIONTIMESTAMP']._serialized_start = 4647
+    _globals['_TYPE_PRECISIONTIMESTAMP']._serialized_end = 4814
+    _globals['_TYPE_PRECISIONTIMESTAMPTZ']._serialized_start = 4817
+    _globals['_TYPE_PRECISIONTIMESTAMPTZ']._serialized_end = 4986
+    _globals['_TYPE_STRUCT']._serialized_start = 4989
+    _globals['_TYPE_STRUCT']._serialized_end = 5149
+    _globals['_TYPE_LIST']._serialized_start = 5152
+    _globals['_TYPE_LIST']._serialized_end = 5308
+    _globals['_TYPE_MAP']._serialized_start = 5311
+    _globals['_TYPE_MAP']._serialized_end = 5499
+    _globals['_TYPE_USERDEFINED']._serialized_start = 5502
+    _globals['_TYPE_USERDEFINED']._serialized_end = 5735
+    _globals['_TYPE_PARAMETER']._serialized_start = 5738
+    _globals['_TYPE_PARAMETER']._serialized_end = 5956
+    _globals['_TYPE_NULLABILITY']._serialized_start = 5958
+    _globals['_TYPE_NULLABILITY']._serialized_end = 6052
+    _globals['_NAMEDSTRUCT']._serialized_start = 6062
+    _globals['_NAMEDSTRUCT']._serialized_end = 6141
\ No newline at end of file
diff --git a/src/substrait/gen/proto/type_pb2.pyi b/src/substrait/gen/proto/type_pb2.pyi
index 922e2fc..551a5ee 100644
--- a/src/substrait/gen/proto/type_pb2.pyi
+++ b/src/substrait/gen/proto/type_pb2.pyi
@@ -357,6 +357,23 @@ class Type(google.protobuf.message.Message):
         def ClearField(self, field_name: typing_extensions.Literal['nullability', b'nullability', 'precision', b'precision', 'scale', b'scale', 'type_variation_reference', b'type_variation_reference']) -> None:
             ...
 
+    @typing_extensions.final
+    class PrecisionTime(google.protobuf.message.Message):
+        DESCRIPTOR: google.protobuf.descriptor.Descriptor
+        PRECISION_FIELD_NUMBER: builtins.int
+        TYPE_VARIATION_REFERENCE_FIELD_NUMBER: builtins.int
+        NULLABILITY_FIELD_NUMBER: builtins.int
+        precision: builtins.int
+        'Sub-second precision, 0 means the value given is in seconds, 3 is milliseconds, 6 microseconds, 9 is nanoseconds, 12 is picoseconds'
+        type_variation_reference: builtins.int
+        nullability: global___Type.Nullability.ValueType
+
+        def __init__(self, *, precision: builtins.int=..., type_variation_reference: builtins.int=..., nullability: global___Type.Nullability.ValueType=...) -> None:
+            ...
+
+        def ClearField(self, field_name: typing_extensions.Literal['nullability', b'nullability', 'precision', b'precision', 'type_variation_reference', b'type_variation_reference']) -> None:
+            ...
+
     @typing_extensions.final
     class PrecisionTimestamp(google.protobuf.message.Message):
         DESCRIPTOR: google.protobuf.descriptor.Descriptor
@@ -364,7 +381,7 @@ class Type(google.protobuf.message.Message):
         TYPE_VARIATION_REFERENCE_FIELD_NUMBER: builtins.int
         NULLABILITY_FIELD_NUMBER: builtins.int
         precision: builtins.int
-        'Sub-second precision, 0 means the value given is in seconds, 3 is milliseconds, 6 microseconds, 9 is nanoseconds'
+        'Sub-second precision, 0 means the value given is in seconds, 3 is milliseconds, 6 microseconds, 9 is nanoseconds, 12 is picoseconds'
         type_variation_reference: builtins.int
         nullability: global___Type.Nullability.ValueType
 
@@ -381,7 +398,7 @@ class Type(google.protobuf.message.Message):
         TYPE_VARIATION_REFERENCE_FIELD_NUMBER: builtins.int
         NULLABILITY_FIELD_NUMBER: builtins.int
         precision: builtins.int
-        'Sub-second precision, 0 means the value given is in seconds, 3 is milliseconds, 6 microseconds, 9 is nanoseconds'
+        'Sub-second precision, 0 means the value given is in seconds, 3 is milliseconds, 6 microseconds, 9 is nanoseconds, 12 is picoseconds'
         type_variation_reference: builtins.int
         nullability: global___Type.Nullability.ValueType
 
@@ -537,6 +554,7 @@ class Type(google.protobuf.message.Message):
     VARCHAR_FIELD_NUMBER: builtins.int
     FIXED_BINARY_FIELD_NUMBER: builtins.int
     DECIMAL_FIELD_NUMBER: builtins.int
+    PRECISION_TIME_FIELD_NUMBER: builtins.int
     PRECISION_TIMESTAMP_FIELD_NUMBER: builtins.int
     PRECISION_TIMESTAMP_TZ_FIELD_NUMBER: builtins.int
     STRUCT_FIELD_NUMBER: builtins.int
@@ -591,7 +609,7 @@ class Type(google.protobuf.message.Message):
 
     @property
     def time(self) -> global___Type.Time:
-        ...
+        """Deprecated in favor of `PrecisionTime precision_time`"""
 
     @property
     def interval_year(self) -> global___Type.IntervalYear:
@@ -629,6 +647,10 @@ class Type(google.protobuf.message.Message):
     def decimal(self) -> global___Type.Decimal:
         ...
 
+    @property
+    def precision_time(self) -> global___Type.PrecisionTime:
+        ...
+
     @property
     def precision_timestamp(self) -> global___Type.PrecisionTimestamp:
         ...
@@ -655,16 +677,16 @@ class Type(google.protobuf.message.Message):
     user_defined_type_reference: builtins.int
     'Deprecated in favor of user_defined, which allows nullability and\n    variations to be specified. If user_defined_type_reference is\n    encountered, treat it as being non-nullable and having the default\n    variation.\n    '
 
-    def __init__(self, *, bool: global___Type.Boolean | None=..., i8: global___Type.I8 | None=..., i16: global___Type.I16 | None=..., i32: global___Type.I32 | None=..., i64: global___Type.I64 | None=..., fp32: global___Type.FP32 | None=..., fp64: global___Type.FP64 | None=..., string: global___Type.String | None=..., binary: global___Type.Binary | None=..., timestamp: global___Type.Timestamp | None=..., date: global___Type.Date | None=..., time: global___Type.Time | None=..., interval_year: global___Type.IntervalYear | None=..., interval_day: global___Type.IntervalDay | None=..., interval_compound: global___Type.IntervalCompound | None=..., timestamp_tz: global___Type.TimestampTZ | None=..., uuid: global___Type.UUID | None=..., fixed_char: global___Type.FixedChar | None=..., varchar: global___Type.VarChar | None=..., fixed_binary: global___Type.FixedBinary | None=..., decimal: global___Type.Decimal | None=..., precision_timestamp: global___Type.PrecisionTimestamp | None=..., precision_timestamp_tz: global___Type.PrecisionTimestampTZ | None=..., struct: global___Type.Struct | None=..., list: global___Type.List | None=..., map: global___Type.Map | None=..., user_defined: global___Type.UserDefined | None=..., user_defined_type_reference: builtins.int=...) -> None:
+    def __init__(self, *, bool: global___Type.Boolean | None=..., i8: global___Type.I8 | None=..., i16: global___Type.I16 | None=..., i32: global___Type.I32 | None=..., i64: global___Type.I64 | None=..., fp32: global___Type.FP32 | None=..., fp64: global___Type.FP64 | None=..., string: global___Type.String | None=..., binary: global___Type.Binary | None=..., timestamp: global___Type.Timestamp | None=..., date: global___Type.Date | None=..., time: global___Type.Time | None=..., interval_year: global___Type.IntervalYear | None=..., interval_day: global___Type.IntervalDay | None=..., interval_compound: global___Type.IntervalCompound | None=..., timestamp_tz: global___Type.TimestampTZ | None=..., uuid: global___Type.UUID | None=..., fixed_char: global___Type.FixedChar | None=..., varchar: global___Type.VarChar | None=..., fixed_binary: global___Type.FixedBinary | None=..., decimal: global___Type.Decimal | None=..., precision_time: global___Type.PrecisionTime | None=..., precision_timestamp: global___Type.PrecisionTimestamp | None=..., precision_timestamp_tz: global___Type.PrecisionTimestampTZ | None=..., struct: global___Type.Struct | None=..., list: global___Type.List | None=..., map: global___Type.Map | None=..., user_defined: global___Type.UserDefined | None=..., user_defined_type_reference: builtins.int=...) -> None:
         ...
 
-    def HasField(self, field_name: typing_extensions.Literal['binary', b'binary', 'bool', b'bool', 'date', b'date', 'decimal', b'decimal', 'fixed_binary', b'fixed_binary', 'fixed_char', b'fixed_char', 'fp32', b'fp32', 'fp64', b'fp64', 'i16', b'i16', 'i32', b'i32', 'i64', b'i64', 'i8', b'i8', 'interval_compound', b'interval_compound', 'interval_day', b'interval_day', 'interval_year', b'interval_year', 'kind', b'kind', 'list', b'list', 'map', b'map', 'precision_timestamp', b'precision_timestamp', 'precision_timestamp_tz', b'precision_timestamp_tz', 'string', b'string', 'struct', b'struct', 'time', b'time', 'timestamp', b'timestamp', 'timestamp_tz', b'timestamp_tz', 'user_defined', b'user_defined', 'user_defined_type_reference', b'user_defined_type_reference', 'uuid', b'uuid', 'varchar', b'varchar']) -> builtins.bool:
+    def HasField(self, field_name: typing_extensions.Literal['binary', b'binary', 'bool', b'bool', 'date', b'date', 'decimal', b'decimal', 'fixed_binary', b'fixed_binary', 'fixed_char', b'fixed_char', 'fp32', b'fp32', 'fp64', b'fp64', 'i16', b'i16', 'i32', b'i32', 'i64', b'i64', 'i8', b'i8', 'interval_compound', b'interval_compound', 'interval_day', b'interval_day', 'interval_year', b'interval_year', 'kind', b'kind', 'list', b'list', 'map', b'map', 'precision_time', b'precision_time', 'precision_timestamp', b'precision_timestamp', 'precision_timestamp_tz', b'precision_timestamp_tz', 'string', b'string', 'struct', b'struct', 'time', b'time', 'timestamp', b'timestamp', 'timestamp_tz', b'timestamp_tz', 'user_defined', b'user_defined', 'user_defined_type_reference', b'user_defined_type_reference', 'uuid', b'uuid', 'varchar', b'varchar']) -> builtins.bool:
         ...
 
-    def ClearField(self, field_name: typing_extensions.Literal['binary', b'binary', 'bool', b'bool', 'date', b'date', 'decimal', b'decimal', 'fixed_binary', b'fixed_binary', 'fixed_char', b'fixed_char', 'fp32', b'fp32', 'fp64', b'fp64', 'i16', b'i16', 'i32', b'i32', 'i64', b'i64', 'i8', b'i8', 'interval_compound', b'interval_compound', 'interval_day', b'interval_day', 'interval_year', b'interval_year', 'kind', b'kind', 'list', b'list', 'map', b'map', 'precision_timestamp', b'precision_timestamp', 'precision_timestamp_tz', b'precision_timestamp_tz', 'string', b'string', 'struct', b'struct', 'time', b'time', 'timestamp', b'timestamp', 'timestamp_tz', b'timestamp_tz', 'user_defined', b'user_defined', 'user_defined_type_reference', b'user_defined_type_reference', 'uuid', b'uuid', 'varchar', b'varchar']) -> None:
+    def ClearField(self, field_name: typing_extensions.Literal['binary', b'binary', 'bool', b'bool', 'date', b'date', 'decimal', b'decimal', 'fixed_binary', b'fixed_binary', 'fixed_char', b'fixed_char', 'fp32', b'fp32', 'fp64', b'fp64', 'i16', b'i16', 'i32', b'i32', 'i64', b'i64', 'i8', b'i8', 'interval_compound', b'interval_compound', 'interval_day', b'interval_day', 'interval_year', b'interval_year', 'kind', b'kind', 'list', b'list', 'map', b'map', 'precision_time', b'precision_time', 'precision_timestamp', b'precision_timestamp', 'precision_timestamp_tz', b'precision_timestamp_tz', 'string', b'string', 'struct', b'struct', 'time', b'time', 'timestamp', b'timestamp', 'timestamp_tz', b'timestamp_tz', 'user_defined', b'user_defined', 'user_defined_type_reference', b'user_defined_type_reference', 'uuid', b'uuid', 'varchar', b'varchar']) -> None:
         ...
 
-    def WhichOneof(self, oneof_group: typing_extensions.Literal['kind', b'kind']) -> typing_extensions.Literal['bool', 'i8', 'i16', 'i32', 'i64', 'fp32', 'fp64', 'string', 'binary', 'timestamp', 'date', 'time', 'interval_year', 'interval_day', 'interval_compound', 'timestamp_tz', 'uuid', 'fixed_char', 'varchar', 'fixed_binary', 'decimal', 'precision_timestamp', 'precision_timestamp_tz', 'struct', 'list', 'map', 'user_defined', 'user_defined_type_reference'] | None:
+    def WhichOneof(self, oneof_group: typing_extensions.Literal['kind', b'kind']) -> typing_extensions.Literal['bool', 'i8', 'i16', 'i32', 'i64', 'fp32', 'fp64', 'string', 'binary', 'timestamp', 'date', 'time', 'interval_year', 'interval_day', 'interval_compound', 'timestamp_tz', 'uuid', 'fixed_char', 'varchar', 'fixed_binary', 'decimal', 'precision_time', 'precision_timestamp', 'precision_timestamp_tz', 'struct', 'list', 'map', 'user_defined', 'user_defined_type_reference'] | None:
         ...
 global___Type = Type
 
@@ -689,6 +711,8 @@ class NamedStruct(google.protobuf.message.Message):
 
     * Only struct fields are contained in this field's elements,
     * Map keys should be traversed first, then values when producing/consuming
+    * When used to represent a relation schema, the outermost struct's
+      nullability should be NULLABILITY_REQUIRED.
     """
     DESCRIPTOR: google.protobuf.descriptor.Descriptor
     NAMES_FIELD_NUMBER: builtins.int
diff --git a/third_party/substrait b/third_party/substrait
index ff013aa..413c7c8 160000
--- a/third_party/substrait
+++ b/third_party/substrait
@@ -1 +1 @@
-Subproject commit ff013aaca4ed1083e318532b74fb3e72f665e357
+Subproject commit 413c7c8c8ea149ea1596c9c3b2e57151d6ce63f7