postgres consistency: narrow entry regarding table functions

misc/python/materialize/output_consistency/input_data/operations/table_operations_provider.py

@@ -61,6 +61,10 @@
  OperationRelevance,
 )
 
+TAG_TABLE_FUNCTION_WITH_NON_NUMERIC_SORT_ORDER = (
+ "table_function_with_non_numeric_sort_order"
+)
+
 TABLE_OPERATION_TYPES: list[DbOperationOrFunction] = []
 
 TABLE_OPERATION_TYPES.append(
@@ -129,6 +133,7 @@
  NumericReturnTypeSpec(only_integer=True),
  is_table_function=True,
  comment="Returns indices of the specified array dimension",
+ tags={TAG_TABLE_FUNCTION_WITH_NON_NUMERIC_SORT_ORDER},
  ),
 )
 
@@ -141,7 +146,7 @@
  ],
  StringReturnTypeSpec(),
  is_table_function=True,
- tags={TAG_REGEX},
+ tags={TAG_REGEX, TAG_TABLE_FUNCTION_WITH_NON_NUMERIC_SORT_ORDER},
  ),
 )
 
@@ -153,7 +158,7 @@
  is_table_function=True,
  # It is not possible to specify the order so that inconsistencies are inevitable.
  is_pg_compatible=False,
- tags={TAG_REGEX},
+ tags={TAG_REGEX, TAG_TABLE_FUNCTION_WITH_NON_NUMERIC_SORT_ORDER},
  ),
 )
 
@@ -165,6 +170,7 @@
  ],
  CollectionEntryReturnTypeSpec(param_index_to_take_type=0),
  is_table_function=True,
+ tags={TAG_TABLE_FUNCTION_WITH_NON_NUMERIC_SORT_ORDER},
  ),
 )
 
@@ -176,6 +182,7 @@
  ],
  CollectionEntryReturnTypeSpec(param_index_to_take_type=0),
  is_table_function=True,
+ tags={TAG_TABLE_FUNCTION_WITH_NON_NUMERIC_SORT_ORDER},
  ),
 )
 
@@ -187,5 +194,6 @@
  ],
  RecordReturnTypeSpec(),
  is_table_function=True,
+ tags={TAG_TABLE_FUNCTION_WITH_NON_NUMERIC_SORT_ORDER},
  ),
 )

misc/python/materialize/postgres_consistency/ignore_filter/pg_inconsistency_ignore_filter.py

@@ -73,6 +73,9 @@
 from materialize.output_consistency.input_data.operations.string_operations_provider import (
  TAG_REGEX,
 )
+from materialize.output_consistency.input_data.operations.table_operations_provider import (
+ TAG_TABLE_FUNCTION_WITH_NON_NUMERIC_SORT_ORDER,
+)
 from materialize.output_consistency.input_data.return_specs.number_return_spec import (
  NumericReturnTypeSpec,
 )
@@ -1092,7 +1095,9 @@ def matches_nullif(expression: Expression) -> bool:
  # use here matches_any_expression instead of matches_specific_select_or_filter_expression on purpose because
  # the concerned expression may affect other columns as well
  if query_template.matches_any_expression(
- is_table_function,
+ partial(
+ is_operation_tagged, tag=TAG_TABLE_FUNCTION_WITH_NON_NUMERIC_SORT_ORDER
+ ),
  True,
  ) and (query_template.has_offset() or query_template.has_limit()):
  # When table functions are used, a row-order insensitive comparison will be conducted in the result