explicit metadata type

Author: not-napoleon

x-pack/plugin/esql-core/src/test/java/org/elasticsearch/xpack/esql/core/util/TestUtils.java

@@ -54,15 +54,15 @@ public static FieldAttribute fieldAttribute() {
     }
 
     public static FieldAttribute fieldAttribute(String name, DataType type) {
-        return new FieldAttribute(EMPTY, name, new EsField(name, type, emptyMap(), randomBoolean()));
+        return new FieldAttribute(EMPTY, name, new EsField(name, type, emptyMap(), randomBoolean(), EsField.TimeSeriesFieldType.NONE));
     }
 
     public static FieldAttribute getFieldAttribute(String name) {
         return getFieldAttribute(name, INTEGER);
     }
 
     public static FieldAttribute getFieldAttribute(String name, DataType dataType) {
-        return new FieldAttribute(EMPTY, name, new EsField(name + "f", dataType, emptyMap(), true));
+        return new FieldAttribute(EMPTY, name, new EsField(name + "f", dataType, emptyMap(), true, EsField.TimeSeriesFieldType.NONE));
     }
 
     /**

x-pack/plugin/esql/qa/testFixtures/src/main/java/org/elasticsearch/xpack/esql/EsqlTestUtils.java

@@ -206,15 +206,15 @@ public static FieldAttribute getFieldAttribute(String name) {
     }
 
     public static FieldAttribute getFieldAttribute(String name, DataType dataType) {
-        return new FieldAttribute(EMPTY, name, new EsField(name + "f", dataType, emptyMap(), true));
+        return new FieldAttribute(EMPTY, name, new EsField(name + "f", dataType, emptyMap(), true, EsField.TimeSeriesFieldType.NONE));
     }
 
     public static FieldAttribute fieldAttribute() {
         return fieldAttribute(randomAlphaOfLength(10), randomFrom(DataType.types()));
     }
 
     public static FieldAttribute fieldAttribute(String name, DataType type) {
-        return new FieldAttribute(EMPTY, name, new EsField(name, type, emptyMap(), randomBoolean()));
+        return new FieldAttribute(EMPTY, name, new EsField(name, type, emptyMap(), randomBoolean(), EsField.TimeSeriesFieldType.NONE));
     }
 
     public static Literal of(Object value) {

x-pack/plugin/esql/qa/testFixtures/src/main/java/org/elasticsearch/xpack/esql/LoadMapping.java

@@ -114,7 +114,7 @@ private static void walkMapping(String name, Object value, Map<String, EsField>
                 field = new UnsupportedEsField(name, List.of(type), null, properties);
                 propagateUnsupportedType(name, type, properties);
             } else {
-                field = new EsField(name, esDataType, properties, docValues);
+                field = new EsField(name, esDataType, properties, docValues, EsField.TimeSeriesFieldType.NONE);
             }
             mapping.put(name, field);
         } else {

x-pack/plugin/esql/src/main/java/org/elasticsearch/xpack/esql/analysis/Analyzer.java

@@ -1819,7 +1819,7 @@ private static boolean canConvertOriginalTypes(MultiTypeEsField multiTypeEsField
         }
 
         private static Expression typeSpecificConvert(ConvertFunction convert, Source source, DataType type, InvalidMappedField mtf) {
-            EsField field = new EsField(mtf.getName(), type, mtf.getProperties(), mtf.isAggregatable());
+            EsField field = new EsField(mtf.getName(), type, mtf.getProperties(), mtf.isAggregatable(), mtf.getTimeSeriesFieldType());
             FieldAttribute originalFieldAttr = (FieldAttribute) convert.field();
             FieldAttribute resolvedAttr = new FieldAttribute(
                 source,

x-pack/plugin/esql/src/main/java/org/elasticsearch/xpack/esql/plan/physical/EsQueryExec.java

@@ -46,7 +46,13 @@ public class EsQueryExec extends LeafExec implements EstimatesRowSize {
         EsQueryExec::readFrom
     );
 
-    public static final EsField DOC_ID_FIELD = new EsField("_doc", DataType.DOC_DATA_TYPE, Map.of(), false);
+    public static final EsField DOC_ID_FIELD = new EsField(
+        "_doc",
+        DataType.DOC_DATA_TYPE,
+        Map.of(),
+        false,
+        EsField.TimeSeriesFieldType.NONE
+    );
     public static final List<Sort> NO_SORTS = List.of();  // only exists to mimic older serialization, but we no longer serialize sorts
 
     private final String indexPattern;

x-pack/plugin/esql/src/test/java/org/elasticsearch/xpack/esql/CsvTests.java

@@ -420,7 +420,13 @@ private static Map<String, EsField> createMappingForIndex(CsvTestsDataLoader.Tes
             if (mapping.containsKey(entry.getKey())) {
                 DataType dataType = DataType.fromTypeName(entry.getValue());
                 EsField field = mapping.get(entry.getKey());
-                EsField editedField = new EsField(field.getName(), dataType, field.getProperties(), field.isAggregatable());
+                EsField editedField = new EsField(
+                    field.getName(),
+                    dataType,
+                    field.getProperties(),
+                    field.isAggregatable(),
+                    field.getTimeSeriesFieldType()
+                );
                 mapping.put(entry.getKey(), editedField);
             }
         }

x-pack/plugin/esql/src/test/java/org/elasticsearch/xpack/esql/expression/function/AbstractFunctionTestCase.java

@@ -447,7 +447,7 @@ public static Stream<DataType> validFunctionParameters() {
      * Build an {@link Attribute} that loads a field.
      */
     public static FieldAttribute field(String name, DataType type) {
-        return new FieldAttribute(Source.synthetic(name), name, new EsField(name, type, Map.of(), true));
+        return new FieldAttribute(Source.synthetic(name), name, new EsField(name, type, Map.of(), true, EsField.TimeSeriesFieldType.NONE));
     }
 
     /**
@@ -456,7 +456,7 @@ public static FieldAttribute field(String name, DataType type) {
     public static Expression deepCopyOfField(String name, DataType type) {
         return new DeepCopy(
             Source.synthetic(name),
-            new FieldAttribute(Source.synthetic(name), name, new EsField(name, type, Map.of(), true))
+            new FieldAttribute(Source.synthetic(name), name, new EsField(name, type, Map.of(), true, EsField.TimeSeriesFieldType.NONE))
         );
     }
 

x-pack/plugin/esql/src/test/java/org/elasticsearch/xpack/esql/expression/function/fulltext/KnnTests.java

@@ -66,7 +66,7 @@ private static List<TestCaseSupplier> testCaseSuppliers() {
                             new FieldAttribute(
                                 Source.EMPTY,
                                 randomIdentifier(),
-                                new EsField(randomIdentifier(), DENSE_VECTOR, Map.of(), false)
+                                new EsField(randomIdentifier(), DENSE_VECTOR, Map.of(), false, EsField.TimeSeriesFieldType.NONE)
                             ),
                             DENSE_VECTOR,
                             "dense_vector field"

x-pack/plugin/esql/src/test/java/org/elasticsearch/xpack/esql/expression/function/scalar/NamedExpressionTests.java

@@ -53,7 +53,11 @@ public void testArithmeticFunctionName() {
     }
 
     public void testNameForArithmeticFunctionAppliedOnTableColumn() {
-        FieldAttribute fa = new FieldAttribute(EMPTY, "myField", new EsField("myESField", DataType.INTEGER, emptyMap(), true));
+        FieldAttribute fa = new FieldAttribute(
+            EMPTY,
+            "myField",
+            new EsField("myESField", DataType.INTEGER, emptyMap(), true, EsField.TimeSeriesFieldType.NONE)
+        );
         String e = "myField  + 10";
         Add add = new Add(s(e), fa, l(10));
         assertEquals(e, add.sourceText());