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from django.db.backends.base.features import BaseDatabaseFeatures
from django.db.utils import InterfaceError
from django.utils.functional import cached_property
class DatabaseFeatures(BaseDatabaseFeatures):
allows_group_by_selected_pks = True
can_return_id_from_insert = True
can_return_ids_from_bulk_insert = True
has_real_datatype = True
has_native_uuid_field = True
has_native_duration_field = True
driver_supports_timedelta_args = True
can_defer_constraint_checks = True
has_select_for_update = True
has_select_for_update_nowait = True
has_bulk_insert = True
uses_savepoints = True
can_release_savepoints = True
supports_tablespaces = True
supports_transactions = True
can_introspect_autofield = True
can_introspect_ip_address_field = True
can_introspect_small_integer_field = True
can_introspect_index_type = True
can_distinct_on_fields = True
can_rollback_ddl = True
supports_combined_alters = True
nulls_order_largest = True
closed_cursor_error_class = InterfaceError
has_case_insensitive_like = False
requires_sqlparse_for_splitting = False
greatest_least_ignores_nulls = True
can_clone_databases = True
supports_temporal_subtraction = True
@cached_property
def has_select_for_update_skip_locked(self):
return self.connection.pg_version >= 90500
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