      # reasonably performant way.
      supports_pragma_foreign_key_check = Database.sqlite_version_info >= (3, 20, 0)
      can_defer_constraint_checks = supports_pragma_foreign_key_check
      supports_functions_in_partial_indexes = Database.sqlite_version_info >= (3, 15, 0)
      supports_expression_indexes = True
      supports_over_clause = Database.sqlite_version_info >= (3, 25, 0)
      supports_frame_range_fixed_distance = Database.sqlite_version_info >= (3, 28, 0)
      supports_aggregate_filter_clause = Database.sqlite_version_info >= (3, 30, 1)
      supports_order_by_nulls_modifier = Database.sqlite_version_info >= (3, 30, 0)
      order_by_nulls_first = True
 
</s> remove     supports_expression_indexes = True
 </s> add  </s> remove     supports_expression_indexes = True
 </s> add  </s> remove     supports_expression_indexes = False
 </s> add     supports_expression_indexes = True
      # reasonably performant way.
      supports_pragma_foreign_key_check = Database.sqlite_version_info >= (3, 20, 0)
      can_defer_constraint_checks = supports_pragma_foreign_key_check
      supports_functions_in_partial_indexes = Database.sqlite_version_info >= (3, 15, 0)

      supports_over_clause = Database.sqlite_version_info >= (3, 25, 0)
      supports_frame_range_fixed_distance = Database.sqlite_version_info >= (3, 28, 0)
      supports_aggregate_filter_clause = Database.sqlite_version_info >= (3, 30, 1)
      supports_order_by_nulls_modifier = Database.sqlite_version_info >= (3, 30, 0)
      order_by_nulls_first = True
keep keep keep keep replace keep keep keep keep keep
 Refs #26167 -- Changed default value of DatabaseFeatures.supports_expression_indexes to True. 
django/db/backends/sqlite3/features.py