feat: coerce from fixed size binary to binary view (#16110)

Author: chenkovsky

datafusion/expr-common/src/type_coercion/binary.rs

@@ -1303,6 +1303,9 @@ fn binary_coercion(lhs_type: &DataType, rhs_type: &DataType) -> Option<DataType>
 
         // Cast FixedSizeBinary to Binary
         (FixedSizeBinary(_), Binary) | (Binary, FixedSizeBinary(_)) => Some(Binary),
+        (FixedSizeBinary(_), BinaryView) | (BinaryView, FixedSizeBinary(_)) => {
+            Some(BinaryView)
+        }
 
         _ => None,
     }

datafusion/sqllogictest/test_files/binary.slt

@@ -165,6 +165,15 @@ NULL NULL
 ff0102 false
 000102 true
 
+query ?B
+SELECT arrow_cast(column1, 'FixedSizeBinary(3)'), arrow_cast(column1, 'FixedSizeBinary(3)') = arrow_cast(arrow_cast(X'000102', 'FixedSizeBinary(3)'), 'BinaryView') FROM t;
+----
+000102 true
+003102 false
+NULL NULL
+ff0102 false
+000102 true
+
 # Plan should not have a cast of the column (should have casted the literal
 # to FixedSizeBinary as that is much faster)