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    ùi¯eS  ã                   ó^   — d dl Z d dlmZ d dlmZ d dlmZ d dlmZ ddl	m
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  G d„ d	e«      Zy)
é    N)Útransaction)ÚBaseDatabaseFeatures)ÚOperationalError)Úcached_propertyé   )ÚDatabasec                   ó:  ‡ — e Zd ZdZdZdZdZdZdZdZ	dZ
dZdZdZdZdZdZdZdZdZej*                  dk\  ZdZdZdZej*                  dk\  Zej*                  dk\  Zej*                  d	k\  Zej*                  d
k  ZdZdZdZ dZ!ej*                  dk\  Z"ej*                  dk\  Z#dddddœZ$dhZ%dZ&dZ'dZ(e)d„ «       Z*e)ˆ fd„«       Z+e)d„ «       Z, e- e.j^                  d«      «      Z0 e- e.j^                  d«      «      Z1e)d„ «       Z2 e- e.j^                  d«      «      Z3ˆ xZ4S )ÚDatabaseFeatures)é   é   FTiç  r   )r   é#   é   )r   é   r   )r   é   r   )r   r   r   )r   r   )r   é   r   ÚnocaseÚbinary)ÚciÚcsÚnon_defaultÚvirtualz9expressions.tests.FTimeDeltaTests.test_mixed_comparisons1z¸
        CREATE TABLE test_table_composite_pk (
            column_1 INTEGER NOT NULL,
            column_2 INTEGER NOT NULL,
            PRIMARY KEY(column_1, column_2)
        )
    z"INSERT INTO {} ("null") VALUES (1)c                 ó®   — dhh d£h d£dœ}| j                   j                  «       r|j                  ddhdhdœ«       |S |j                  d	hd
hdœ«       |S )NzZmodel_fields.test_decimalfield.DecimalFieldTests.test_fetch_from_db_without_float_rounding>   ú4schema.tests.SchemaTests.test_unique_and_reverse_m2mú<schema.tests.SchemaTests.test_unique_no_unnecessary_fk_dropsúHschema.tests.SchemaTests.test_alter_field_default_doesnt_perform_queriesúKschema.tests.SchemaTests.test_rename_column_renames_deferred_sql_references>   úIdb_functions.math.test_round.RoundTests.test_null_with_negative_precisionúJdb_functions.math.test_round.RoundTests.test_float_with_negative_precisionúLdb_functions.math.test_round.RoundTests.test_decimal_with_negative_precisionúLdb_functions.math.test_round.RoundTests.test_integer_with_negative_precision)z6SQLite stores values rounded to 15 significant digits.z5SQLite naively remakes the table on field alteration.z6SQLite doesn't support negative precision for ROUND().zJservers.test_liveserverthread.LiveServerThreadTest.test_closes_connectionszGservers.tests.LiveServerTestCloseConnectionTest.test_closes_connectionszbtest_utils.tests.AssertNumQueriesUponConnectionTests.test_ignores_connection_configuration_queries)zOthe sqlite backend's close() method is a no-op when using an in-memory databasezHFor SQLite in-memory tests, closing the connection destroysthe database.zMservers.tests.LiveServerInMemoryDatabaseLockTest.test_in_memory_database_lockz`backends.sqlite.test_creation.TestDbSignatureTests.test_get_test_db_clone_settings_not_supported)zOOnly connections to in-memory SQLite databases are passed to the server thread.zMmultiprocessing's start method is checked only for in-memory SQLite databases)Ú
connectionÚis_in_memory_dbÚupdate)ÚselfÚskipss     úLE:\TRUCKING_PROJECT\Lib\site-packages\django/db/backends/sqlite3/features.pyÚdjango_test_skipsz"DatabaseFeatures.django_test_skipsB   s“   € ð<ðGòFò	Gñ
ˆð0 �?‰?×*Ñ*Ô,Ø�L‰Lð2ð2ð+ðHð&ñôð> ˆð �L‰Lð7ð'ðHð)ñôð ˆó    c                 ó*   •— i t         ‰| �  ¥dddddœ¥S )NÚ	AutoFieldÚBigIntegerFieldÚ	CharField)ÚBigAutoFieldÚDurationFieldÚGenericIPAddressFieldÚSmallAutoField)ÚsuperÚintrospected_field_types)r$   Ú	__class__s    €r&   r2   z)DatabaseFeatures.introspected_field_types~   s+   ø€ ð
Ü‰gÑ.ð
à'Ø.Ø%0Ø)ò
ð 	
r(   c                 ó0  — | j                   j                  «       5 }	 t        j                  | j                   j                  «      5  |j                  d«       d d d «       d d d «       y# 1 sw Y   ŒxY w# t        $ r Y d d d «       yw xY w# 1 sw Y   yxY w)NzSELECT JSON('{"a": "b"}')FT)r!   Úcursorr   ÚatomicÚaliasÚexecuter   )r$   r5   s     r&   Úsupports_json_fieldz$DatabaseFeatures.supports_json_fieldˆ   sŒ   € à�_‰_×#Ñ#Ó%ð 	¨ðÜ ×'Ñ'¨¯©×(=Ñ(=Ó>ñ BØ—N‘NÐ#@ÔA÷B÷	ð ÷	Bð Bûä#ò Ø÷	ð 	ðú÷		ð ús@   ›B�)A5ÁA)ÁA5Á)A2	Á.A5Á5	B	Á>BÂB	Â	BÂBr9   c                 ó(   — t         j                  dk\  S )N)r   r   )r   Úsqlite_version_info)r$   s    r&   Úcan_return_columns_from_insertz/DatabaseFeatures.can_return_columns_from_insert•   s   € ä×+Ñ+¨wÑ6Ð6r(   r<   )5Ú__name__Ú
__module__Ú__qualname__Úminimum_database_versionÚ#test_db_allows_multiple_connectionsÚsupports_unspecified_pkÚsupports_timezonesÚmax_query_paramsÚsupports_transactionsÚatomic_transactionsÚcan_rollback_ddlÚcan_create_inline_fkÚrequires_literal_defaultsÚcan_clone_databasesÚsupports_temporal_subtractionÚignores_table_name_caseÚsupports_cast_with_precisionÚtime_cast_precisionÚcan_release_savepointsÚhas_case_insensitive_liker   r;   Úcan_alter_table_drop_columnÚ supports_parentheses_in_compoundÚcan_defer_constraint_checksÚsupports_over_clauseÚ#supports_frame_range_fixed_distanceÚ supports_aggregate_filter_clauseÚ supports_order_by_nulls_modifierÚ#requires_compound_order_by_subqueryÚorder_by_nulls_firstÚsupports_json_field_containsÚsupports_update_conflictsÚ%supports_update_conflicts_with_targetÚ!supports_stored_generated_columnsÚ"supports_virtual_generated_columnsÚtest_collationsÚdjango_test_expected_failuresÚ,create_test_table_with_composite_primary_keyÚinsert_test_table_with_defaultsÚ"supports_default_keyword_in_insertr   r'   r2   r9   ÚpropertyÚoperatorÚ
attrgetterÚcan_introspect_json_fieldÚhas_json_object_functionr<   Ú can_return_rows_from_bulk_insertÚ__classcell__)r3   s   @r&   r
   r
      sã  ø„ Ø&ÐØ*/Ð'Ø"ÐØÐØÐØ ÐØÐØÐØ ÐØ $ÐØÐØ$(Ð!Ø"ÐØ#(Ð ØÐØ!ÐØ $Ðà"*×">Ñ">À*Ñ"LÐØ',Ð$Ø"&ÐØÐØ*2×*FÑ*FÈ*Ñ*TÐ'Ø'/×'CÑ'CÀzÑ'QÐ$Ø'/×'CÑ'CÀzÑ'QÐ$à*2×*FÑ*FÈÑ*PÐ'ØÐØ#(Ð Ø $ÐØ,0Ð)Ø(0×(DÑ(DÈ
Ñ(RÐ%Ø)1×)EÑ)EÈÑ)SÐ&àØØØñ	€Oð 	Dð%Ð!ð
4Ð0ð 'KÐ#Ø).Ð&àñ9ó ð9ðv ó
ó ð
ð ñó ðñ !)Ð)<¨×)<Ñ)<Ð=RÓ)SÓ TÐÙ'Ð(;¨×(;Ñ(;Ð<QÓ(RÓSÐàñ7ó ð7ñ (0Øˆ×ÑÐ<Ó=ó(Ô$r(   r
   )re   Ú	django.dbr   Ú django.db.backends.base.featuresr   Údjango.db.utilsr   Údjango.utils.functionalr   Úbaser   r
   © r(   r&   ú<module>rq      s&   ðÛ å !Ý AÝ ,Ý 3å ôPÐ+õ Pr(   