Results of 41 - 47 of about 47 for constraints (0.066 sec.)
- GEOS API — Django 4.0.6 ドキュメント 6825
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... SRID is None or less than 0. It doesn't impose any constraints on the geometry's SRID if called with a CoordTrans ...
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https://man.plustar.jp/django/ref/contrib/gis/geos.html
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- マイグレーション操作 — Django 4.0.6 ドキュメント 6825
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... que_together ) ¶ Changes the model's set of unique constraints (the unique_together option on the Meta subclass). ...
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https://man.plustar.jp/django/ref/migration-operations.html
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- アグリゲーション — Django 4.0.6 ドキュメント 6825
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... () and other places: Django never removes ordering constraints that you have specified (and we can't change those ...
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https://man.plustar.jp/django/topics/db/aggregation.html
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- 複数のデータベース — Django 4.0.6 ドキュメント 6825
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... the database integrity level -- database level key constraints prevent the creation of relations that can't be va ...
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https://man.plustar.jp/django/topics/db/multi-db.html
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- QuerySet API リファレンス — Django 4.0.6 ドキュメント 6779
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... tra() and it will behave as you expect (adding new constraints each time). params The where parameter described a ... ase to ignore failure to insert any rows that fail constraints such as duplicate unique values. Enabling this par ...
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https://man.plustar.jp/django/ref/models/querysets.html
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- モデルからフォームを作成する — Django 4.0.6 ドキュメント 6779
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... one of the items in the formset violate the unique constraints on your model (either unique , unique_together or ...
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https://man.plustar.jp/django/topics/forms/modelforms.html
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- モデルフィールドリファレンス — Django 4.0.6 ドキュメント 6718
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... leted, Django will emulate the behavior of the SQL constraint specified by the on_delete argument. For example, i ... eignKey. db_constraint ¶ Controls whether or not a constraint should be created in the database for this foreign ... ManyField. db_constraint ¶ Controls whether or not constraints should be created in the database for the foreign ...
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https://man.plustar.jp/django/ref/models/fields.html
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