from typing import Any from django.db.backends.base.base import BaseDatabaseWrapper class BaseDatabaseFeatures: gis_enabled: bool = ... allows_group_by_pk: bool = ... allows_group_by_selected_pks: bool = ... empty_fetchmany_value: Any = ... update_can_self_select: bool = ... interprets_empty_strings_as_nulls: bool = ... supports_nullable_unique_constraints: bool = ... supports_partially_nullable_unique_constraints: bool = ... can_use_chunked_reads: bool = ... can_return_id_from_insert: bool = ... can_return_ids_from_bulk_insert: bool = ... has_bulk_insert: bool = ... uses_savepoints: bool = ... can_release_savepoints: bool = ... related_fields_match_type: bool = ... allow_sliced_subqueries_with_in: bool = ... has_select_for_update: bool = ... has_select_for_update_nowait: bool = ... has_select_for_update_skip_locked: bool = ... has_select_for_update_of: bool = ... select_for_update_of_column: bool = ... test_db_allows_multiple_connections: bool = ... supports_unspecified_pk: bool = ... supports_forward_references: bool = ... truncates_names: bool = ... has_real_datatype: bool = ... supports_subqueries_in_group_by: bool = ... has_native_uuid_field: bool = ... has_native_duration_field: bool = ... supports_temporal_subtraction: bool = ... supports_regex_backreferencing: bool = ... supports_date_lookup_using_string: bool = ... supports_timezones: bool = ... has_zoneinfo_database: bool = ... requires_explicit_null_ordering_when_grouping: bool = ... nulls_order_largest: bool = ... max_query_params: Any = ... allows_auto_pk_0: bool = ... can_defer_constraint_checks: bool = ... supports_mixed_date_datetime_comparisons: bool = ... supports_tablespaces: bool = ... supports_sequence_reset: bool = ... can_introspect_default: bool = ... can_introspect_foreign_keys: bool = ... can_introspect_autofield: bool = ... can_introspect_big_integer_field: bool = ... can_introspect_binary_field: bool = ... can_introspect_decimal_field: bool = ... can_introspect_ip_address_field: bool = ... can_introspect_positive_integer_field: bool = ... can_introspect_small_integer_field: bool = ... can_introspect_time_field: bool = ... introspected_boolean_field_type: str = ... supports_index_column_ordering: bool = ... can_distinct_on_fields: bool = ... autocommits_when_autocommit_is_off: bool = ... atomic_transactions: bool = ... can_rollback_ddl: bool = ... supports_atomic_references_rename: bool = ... supports_combined_alters: bool = ... supports_foreign_keys: bool = ... supports_column_check_constraints: bool = ... supports_paramstyle_pyformat: bool = ... requires_literal_defaults: bool = ... connection_persists_old_columns: bool = ... closed_cursor_error_class: Any = ... has_case_insensitive_like: bool = ... requires_sqlparse_for_splitting: bool = ... bare_select_suffix: str = ... implied_column_null: bool = ... uppercases_column_names: bool = ... supports_select_for_update_with_limit: bool = ... greatest_least_ignores_nulls: bool = ... can_clone_databases: bool = ... ignores_table_name_case: bool = ... for_update_after_from: bool = ... supports_select_union: bool = ... supports_select_intersection: bool = ... supports_select_difference: bool = ... supports_slicing_ordering_in_compound: bool = ... supports_aggregate_filter_clause: bool = ... supports_index_on_text_field: bool = ... supports_over_clause: bool = ... supports_cast_with_precision: bool = ... create_test_procedure_without_params_sql: Any = ... create_test_procedure_with_int_param_sql: Any = ... supports_callproc_kwargs: bool = ... db_functions_convert_bytes_to_str: bool = ... supported_explain_formats: Any = ... validates_explain_options: bool = ... connection: Any = ... def __init__(self, connection: BaseDatabaseWrapper) -> None: ... def supports_explaining_query_execution(self) -> bool: ... def supports_transactions(self) -> Any: ... def supports_stddev(self) -> Any: ...