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- QuerySet API リファレンス — Django 4.0.6 ドキュメント 11568
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... notate() , exclude() , filter() , order_by() , and update() . To use aliased expression with other methods ( ... hanged since a QuerySet was evaluated, you can get updated results for the same query by calling all() on a ... >> Entry . objects . using ( 'backup' ) select_for_update() ¶ select_for_update ( nowait = False , skip_lock ... nd of the transaction, generating a SELECT ... FOR UPDATE SQL statement on supported databases. 例: from dja ...
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https://man.plustar.jp/django/ref/models/querysets.html
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- モデルインスタンスリファレンス — Django 4.0.6 ドキュメント 11303
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... するには fields 引数を用いる事ができます。 例えば、 update() の呼び出しによって期待する更新が行われたかをテス ... め、以下のようなテストを書くことができます: def test_update_result ( self ): obj = MyModel . objects . create ... 1 ) MyModel . objects . filter ( pk = obj . pk ) . update ( val = F ( 'val' ) + 1 ) # At this point obj.val ... is still 1, but the value in the database # was updated to 2. The object's updated value needs to be relo ...
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https://man.plustar.jp/django/ref/models/instances.html
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- How is Django Formed? — Django 4.0.6 ドキュメント 8532
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... free to streamline or otherwise make changes, but update this document accordingly! オーバービュー ¶ There ... ses: either a final release (e.g. 1.5) or a bugfix update (e.g. 1.5.1). Pre-releases: e.g. 1.6 alpha, beta, ... errors. Draft a blog post and email announcement. Update version numbers and create the release package(s). ... e blog entry and send out the email announcements. Update version numbers post-release. There are a lot of d ...
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https://man.plustar.jp/django/internals/howto-release-django.html
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- Admin actions — Django 4.0.6 ドキュメント 7813
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... task we might perform with a model like this is to update an article's status from "draft" to "published". W ... ed ( modeladmin , request , queryset ): queryset . update ( status = 'p' ) 注釈 For the best performance, we ... 're using the queryset's update method . Other types of actions might need to deal ... ed ( modeladmin , request , queryset ): queryset . update ( status = 'p' ) 注釈 This might look familiar; th ...
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https://man.plustar.jp/django/ref/contrib/admin/actions.html
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- django.utils.decorators — Django 4.0.6 ドキュメント 6745
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... rators for views." from functools import partial , update_wrapper , wraps class classonlymethod ( classmetho ... return super () . __get__ ( instance , cls ) def _update_method_wrapper ( _wrapper , decorator ): # _multi_ ... @decorator def dummy ( * args , ** kwargs ): pass update_wrapper ( _wrapper , dummy ) def _multi_decorate ( ... he function it decorates. for dec in decorators : _update_method_wrapper ( _wrapper , dec ) # Preserve any e ...
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https://man.plustar.jp/django/_modules/django/utils/decorators.html
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- Django 1.6.3 release notes — Django 4.0.6 ドキュメント 6208
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... sField IPAddressField These three fields have been updated to convert their arguments to the correct types b ... conversions prior to executing queries. select_for_update() requires a transaction ¶ Historically, queries t ... hat use select_for_update() could be executed in autocommit mode, outside of ... n in such a context voids the effect of select_for_update() . It is, therefore, assumed now to be an error a ...
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https://man.plustar.jp/django/releases/1.6.3.html
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- Django 1.7 release notes — Django 4.0.6 ドキュメント 6117
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... port for schema migrations. It allows models to be updated, changed, and deleted by creating migration files ... ayers library version included in widgets has been updated from 2.11 to 2.13. Prepared geometries now also s ... rib.syndication ¶ The Atom1Feed syndication feed's updated element now utilizes updateddate instead of pubda ... r automatically reloads when a translation file is updated, i.e. after running compilemessages . All HTTP re ...
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https://man.plustar.jp/django/releases/1.7.html
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- django.contrib.messages.middleware — Django 4.0.6 ドキュメント 6026
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... rocess_response ( self , request , response ): """ Update the storage backend (i.e., save the messages). Rai ... ages" ): unstored_messages = request . _messages . update ( response ) if unstored_messages and settings . D ... ld be stored." ) return response クイック検索 Last update: 2022年6月01日 up ...
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https://man.plustar.jp/django/_modules/django/contrib/messages/middleware.html
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- Related objects reference — Django 4.0.6 ドキュメント 6026
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... in the case of a ForeignKey relationship, QuerySet.update() is used to perform the update. This requires the ... nt to instead have the related manager perform the update by calling e.save() . Using add() with a many-to-m ... ve() is called in the example above to perform the update. Using remove() with a many-to-many relationship, ... orm the operation. If True (the default), QuerySet.update() is used. If bulk=False , the save() method of ea ...
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https://man.plustar.jp/django/ref/models/relations.html
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- Django 1.11.16 リリースノート — Django 4.0.6 ドキュメント 6026
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... Bugfixes ¶ データ損失に繋がる可能性がある QuerySet.update_or_create() の競合状態を修正しました ( #29499 )。 ... ード 損失 , 修正 , トピック , previous , up , next , update , データ , Bugfixes , クイック クイック検索 Last u ...
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https://man.plustar.jp/django/releases/1.11.16.html
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