django.db.backends.oracle.features.DatabaseFeatures

class documentation

class DatabaseFeatures(BaseDatabaseFeatures): (source)

Known subclasses: django.contrib.gis.db.backends.oracle.features.DatabaseFeatures

View In Hierarchy

Undocumented

Class Variable allows_group_by_lob Undocumented
Class Variable allows_multiple_constraints_on_same_fields Undocumented
Class Variable atomic_transactions Undocumented
Class Variable bare_select_suffix Undocumented
Class Variable can_defer_constraint_checks Undocumented
Class Variable can_introspect_materialized_views Undocumented
Class Variable can_rename_index Undocumented
Class Variable can_return_columns_from_insert Undocumented
Class Variable create_test_procedure_with_int_param_sql Undocumented
Class Variable create_test_procedure_without_params_sql Undocumented
Class Variable django_test_expected_failures Undocumented
Class Variable django_test_skips Undocumented
Class Variable has_native_duration_field Undocumented
Class Variable has_select_for_update Undocumented
Class Variable has_select_for_update_nowait Undocumented
Class Variable has_select_for_update_of Undocumented
Class Variable has_select_for_update_skip_locked Undocumented
Class Variable ignores_table_name_case Undocumented
Class Variable ignores_unnecessary_order_by_in_subqueries Undocumented
Class Variable interprets_empty_strings_as_nulls Undocumented
Class Variable max_query_params Undocumented
Class Variable minimum_database_version Undocumented
Class Variable nulls_order_largest Undocumented
Class Variable requires_literal_defaults Undocumented
Class Variable select_for_update_of_column Undocumented
Class Variable supports_boolean_expr_in_select_clause Undocumented
Class Variable supports_callproc_kwargs Undocumented
Class Variable supports_collation_on_textfield Undocumented
Class Variable supports_comparing_boolean_expr Undocumented
Class Variable supports_deferrable_unique_constraints Undocumented
Class Variable supports_frame_range_fixed_distance Undocumented
Class Variable supports_ignore_conflicts Undocumented
Class Variable supports_index_on_text_field Undocumented
Class Variable supports_json_field_contains Undocumented
Class Variable supports_over_clause Undocumented
Class Variable supports_partial_indexes Undocumented
Class Variable supports_partially_nullable_unique_constraints Undocumented
Class Variable supports_primitives_in_json_field Undocumented
Class Variable supports_select_for_update_with_limit Undocumented
Class Variable supports_sequence_reset Undocumented
Class Variable supports_slicing_ordering_in_compound Undocumented
Class Variable supports_subqueries_in_group_by Undocumented
Class Variable supports_tablespaces Undocumented
Class Variable supports_temporal_subtraction Undocumented
Class Variable supports_timezones Undocumented
Class Variable supports_transactions Confirm support for transactions.
Class Variable test_collations Undocumented
Class Variable test_now_utc_template Undocumented
Class Variable truncates_names Undocumented
Property introspected_field_types Undocumented
Property supports_collation_on_charfield Undocumented

Inherited from BaseDatabaseFeatures:

Method __init__ Undocumented
Method allows_group_by_selected_pks_on_model Undocumented
Class Variable allow_sliced_subqueries_with_in Undocumented
Class Variable allows_auto_pk_0 Undocumented
Class Variable allows_group_by_pk Undocumented
Class Variable allows_group_by_selected_pks Undocumented
Class Variable can_clone_databases Undocumented
Class Variable can_create_inline_fk Undocumented
Class Variable can_distinct_on_fields Undocumented
Class Variable can_introspect_check_constraints Undocumented
Class Variable can_introspect_default Undocumented
Class Variable can_introspect_foreign_keys Undocumented
Class Variable can_introspect_json_field Undocumented
Class Variable can_release_savepoints Undocumented
Class Variable can_return_rows_from_bulk_insert Undocumented
Class Variable can_rollback_ddl Undocumented
Class Variable can_use_chunked_reads Undocumented
Class Variable collate_as_index_expression Undocumented
Class Variable connection_persists_old_columns Undocumented
Class Variable empty_fetchmany_value Undocumented
Class Variable for_update_after_from Undocumented
Class Variable gis_enabled Undocumented
Class Variable greatest_least_ignores_nulls Undocumented
Class Variable has_bulk_insert Undocumented
Class Variable has_case_insensitive_like Undocumented
Class Variable has_json_object_function Undocumented
Class Variable has_json_operators Undocumented
Class Variable has_native_json_field Undocumented
Class Variable has_native_uuid_field Undocumented
Class Variable has_real_datatype Undocumented
Class Variable has_select_for_no_key_update Undocumented
Class Variable has_zoneinfo_database Undocumented
Class Variable implied_column_null Undocumented
Class Variable indexes_foreign_keys Undocumented
Class Variable json_key_contains_list_matching_requires_list Undocumented
Class Variable only_supports_unbounded_with_preceding_and_following Undocumented
Class Variable order_by_nulls_first Undocumented
Class Variable related_fields_match_type Undocumented
Class Variable requires_casted_case_in_updates Undocumented
Class Variable requires_explicit_null_ordering_when_grouping Undocumented
Class Variable supported_explain_formats Undocumented
Class Variable supports_aggregate_filter_clause Undocumented
Class Variable supports_atomic_references_rename Undocumented
Class Variable supports_cast_with_precision Undocumented
Class Variable supports_column_check_constraints Undocumented
Class Variable supports_combined_alters Undocumented
Class Variable supports_covering_indexes Undocumented
Class Variable supports_date_lookup_using_string Undocumented
Class Variable supports_default_in_lead_lag Undocumented
Class Variable supports_expression_indexes Undocumented
Class Variable supports_foreign_keys Undocumented
Class Variable supports_forward_references Undocumented
Class Variable supports_functions_in_partial_indexes Undocumented
Class Variable supports_index_column_ordering Undocumented
Class Variable supports_json_field Undocumented
Class Variable supports_logical_xor Undocumented
Class Variable supports_non_deterministic_collations Undocumented
Class Variable supports_nullable_unique_constraints Undocumented
Class Variable supports_order_by_nulls_modifier Undocumented
Class Variable supports_paramstyle_pyformat Undocumented
Class Variable supports_parentheses_in_compound Undocumented
Class Variable supports_regex_backreferencing Undocumented
Class Variable supports_select_difference Undocumented
Class Variable supports_select_intersection Undocumented
Class Variable supports_select_union Undocumented
Class Variable supports_table_check_constraints Undocumented
Class Variable supports_unspecified_pk Undocumented
Class Variable supports_update_conflicts Undocumented
Class Variable supports_update_conflicts_with_target Undocumented
Class Variable test_db_allows_multiple_connections Undocumented
Class Variable time_cast_precision Undocumented
Class Variable update_can_self_select Undocumented
Class Variable uses_savepoints Undocumented
Instance Variable connection Undocumented
Property supports_explaining_query_execution Does this backend support explaining query execution?
allows_group_by_lob: bool = (source)
overrides django.db.backends.base.features.BaseDatabaseFeatures.allows_group_by_lob

Undocumented

allows_multiple_constraints_on_same_fields: bool = (source)
overrides django.db.backends.base.features.BaseDatabaseFeatures.allows_multiple_constraints_on_same_fields

Undocumented

atomic_transactions: bool = (source)
overrides django.db.backends.base.features.BaseDatabaseFeatures.atomic_transactions

Undocumented

bare_select_suffix: str = (source)
overrides django.db.backends.base.features.BaseDatabaseFeatures.bare_select_suffix

Undocumented

can_defer_constraint_checks: bool = (source)
overrides django.db.backends.base.features.BaseDatabaseFeatures.can_defer_constraint_checks

Undocumented

can_introspect_materialized_views: bool = (source)
overrides django.db.backends.base.features.BaseDatabaseFeatures.can_introspect_materialized_views

Undocumented

can_rename_index: bool = (source)
overrides django.db.backends.base.features.BaseDatabaseFeatures.can_rename_index

Undocumented

can_return_columns_from_insert: bool = (source)
overrides django.db.backends.base.features.BaseDatabaseFeatures.can_return_columns_from_insert

Undocumented

create_test_procedure_with_int_param_sql: str = (source)
overrides django.db.backends.base.features.BaseDatabaseFeatures.create_test_procedure_with_int_param_sql

Undocumented

create_test_procedure_without_params_sql: str = (source)
overrides django.db.backends.base.features.BaseDatabaseFeatures.create_test_procedure_without_params_sql

Undocumented

django_test_expected_failures: set[str] = (source)
overrides django.db.backends.base.features.BaseDatabaseFeatures.django_test_expected_failures

Undocumented

django_test_skips: dict = (source)
overrides django.db.backends.base.features.BaseDatabaseFeatures.django_test_skips
overridden in django.contrib.gis.db.backends.oracle.features.DatabaseFeatures

Undocumented

has_native_duration_field: bool = (source)
overrides django.db.backends.base.features.BaseDatabaseFeatures.has_native_duration_field

Undocumented

has_select_for_update: bool = (source)
overrides django.db.backends.base.features.BaseDatabaseFeatures.has_select_for_update

Undocumented

has_select_for_update_nowait: bool = (source)
overrides django.db.backends.base.features.BaseDatabaseFeatures.has_select_for_update_nowait

Undocumented

has_select_for_update_of: bool = (source)
overrides django.db.backends.base.features.BaseDatabaseFeatures.has_select_for_update_of

Undocumented

has_select_for_update_skip_locked: bool = (source)
overrides django.db.backends.base.features.BaseDatabaseFeatures.has_select_for_update_skip_locked

Undocumented

ignores_table_name_case: bool = (source)
overrides django.db.backends.base.features.BaseDatabaseFeatures.ignores_table_name_case

Undocumented

ignores_unnecessary_order_by_in_subqueries: bool = (source)
overrides django.db.backends.base.features.BaseDatabaseFeatures.ignores_unnecessary_order_by_in_subqueries

Undocumented

interprets_empty_strings_as_nulls: bool = (source)
overrides django.db.backends.base.features.BaseDatabaseFeatures.interprets_empty_strings_as_nulls

Undocumented

max_query_params = (source)
overrides django.db.backends.base.features.BaseDatabaseFeatures.max_query_params

Undocumented

minimum_database_version: tuple[int, ...] = (source)
overrides django.db.backends.base.features.BaseDatabaseFeatures.minimum_database_version

Undocumented

nulls_order_largest: bool = (source)
overrides django.db.backends.base.features.BaseDatabaseFeatures.nulls_order_largest

Undocumented

requires_literal_defaults: bool = (source)
overrides django.db.backends.base.features.BaseDatabaseFeatures.requires_literal_defaults

Undocumented

select_for_update_of_column: bool = (source)
overrides django.db.backends.base.features.BaseDatabaseFeatures.select_for_update_of_column

Undocumented

supports_boolean_expr_in_select_clause: bool = (source)
overrides django.db.backends.base.features.BaseDatabaseFeatures.supports_boolean_expr_in_select_clause

Undocumented

supports_callproc_kwargs: bool = (source)
overrides django.db.backends.base.features.BaseDatabaseFeatures.supports_callproc_kwargs

Undocumented

supports_collation_on_textfield: bool = (source)
overrides django.db.backends.base.features.BaseDatabaseFeatures.supports_collation_on_textfield

Undocumented

supports_comparing_boolean_expr: bool = (source)
overrides django.db.backends.base.features.BaseDatabaseFeatures.supports_comparing_boolean_expr

Undocumented

supports_deferrable_unique_constraints: bool = (source)
overrides django.db.backends.base.features.BaseDatabaseFeatures.supports_deferrable_unique_constraints

Undocumented

supports_frame_range_fixed_distance: bool = (source)
overrides django.db.backends.base.features.BaseDatabaseFeatures.supports_frame_range_fixed_distance

Undocumented

supports_ignore_conflicts: bool = (source)
overrides django.db.backends.base.features.BaseDatabaseFeatures.supports_ignore_conflicts

Undocumented

supports_index_on_text_field: bool = (source)
overrides django.db.backends.base.features.BaseDatabaseFeatures.supports_index_on_text_field

Undocumented

supports_json_field_contains: bool = (source)
overrides django.db.backends.base.features.BaseDatabaseFeatures.supports_json_field_contains

Undocumented

supports_over_clause: bool = (source)
overrides django.db.backends.base.features.BaseDatabaseFeatures.supports_over_clause

Undocumented

supports_partial_indexes: bool = (source)
overrides django.db.backends.base.features.BaseDatabaseFeatures.supports_partial_indexes

Undocumented

supports_partially_nullable_unique_constraints: bool = (source)
overrides django.db.backends.base.features.BaseDatabaseFeatures.supports_partially_nullable_unique_constraints

Undocumented

supports_primitives_in_json_field: bool = (source)
overrides django.db.backends.base.features.BaseDatabaseFeatures.supports_primitives_in_json_field

Undocumented

supports_select_for_update_with_limit: bool = (source)
overrides django.db.backends.base.features.BaseDatabaseFeatures.supports_select_for_update_with_limit

Undocumented

supports_sequence_reset: bool = (source)
overrides django.db.backends.base.features.BaseDatabaseFeatures.supports_sequence_reset

Undocumented

supports_slicing_ordering_in_compound: bool = (source)
overrides django.db.backends.base.features.BaseDatabaseFeatures.supports_slicing_ordering_in_compound

Undocumented

supports_subqueries_in_group_by: bool = (source)
overrides django.db.backends.base.features.BaseDatabaseFeatures.supports_subqueries_in_group_by

Undocumented

supports_tablespaces: bool = (source)
overrides django.db.backends.base.features.BaseDatabaseFeatures.supports_tablespaces

Undocumented

supports_temporal_subtraction: bool = (source)
overrides django.db.backends.base.features.BaseDatabaseFeatures.supports_temporal_subtraction

Undocumented

supports_timezones: bool = (source)
overrides django.db.backends.base.features.BaseDatabaseFeatures.supports_timezones

Undocumented

supports_transactions: bool = (source)
overrides django.db.backends.base.features.BaseDatabaseFeatures.supports_transactions

Confirm support for transactions.

test_collations: dict[str, str] = (source)
overrides django.db.backends.base.features.BaseDatabaseFeatures.test_collations

Undocumented

test_now_utc_template: str = (source)
overrides django.db.backends.base.features.BaseDatabaseFeatures.test_now_utc_template

Undocumented

truncates_names: bool = (source)
overrides django.db.backends.base.features.BaseDatabaseFeatures.truncates_names

Undocumented

@cached_property
introspected_field_types = (source)
overrides django.db.backends.base.features.BaseDatabaseFeatures.introspected_field_types

Undocumented

@cached_property
supports_collation_on_charfield = (source)
overrides django.db.backends.base.features.BaseDatabaseFeatures.supports_collation_on_charfield

Undocumented