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- QuerySet API リファレンス — Django 4.0.6 ドキュメント 5574
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... or , and or an if statement, will cause the query to be executed. If there is at least one result, the ... er ( headline = "Test" ): print ( "There is at least one Entry with the headline Test" ) Note: If you on ... ly want to determine if at least one result exists (and don't ... need the actual objects), it's more efficient to use exists() . Pickling QuerySet s ¶ If you pickle ...
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https://man.plustar.jp/django/ref/models/querysets.html
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- Unicode data — Django 4.0.6 ドキュメント 5574
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... everywhere. This document tells you what you need to know if you're writing applications that use data ... e database ¶ Make sure your database is configured to be able to store arbitrary string data. Normally, ... r example, latin1 (iso8859-1) -- you won't be able to store certain characters in the database, and info ... rmation will be lost. MySQL users, refer to the MySQL manual for details on how to set or alte ...
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https://man.plustar.jp/django/ref/unicode.html
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- 複数のデータベース — Django 4.0.6 ドキュメント 5574
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... ql_user' , 'PASSWORD' : 'priv4te' } } If the concept of a default database doesn't make sense in the con ... text of your project, you need to be careful to always s ... pecify the database that you want to use. Django requires that a default database entry ... ctionary can be left blank if it will not be used. To do this, you must set up DATABASE_ROUTERS for all ...
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https://man.plustar.jp/django/topics/db/multi-db.html
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- データベース — Django 4.0.6 ドキュメント 5558
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... ckends provided by third parties . Django attempts to support as many features as possible on all databa ... not all database backends are alike, and we've had to make design decisions on which features to support ... cribes some of the features that might be relevant to Django usage. It is not intended as a replacement ... avoid the overhead of re-establishing a connection to the database in each request. They're controlled b ...
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https://man.plustar.jp/django/ref/databases.html
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- クエリー式 — Django 4.0.6 ドキュメント 5558
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... be a value or a computation that can be used as part of an update, create, filter, order by, annotation, ... in expressions (documented below) that can be used to help you write queries. Expressions can be combine ... d, or in some cases nested, to form more complex computations. 算術演算のサポート ... n, division, modulo arithmetic, and the power operator on query expressions, using Python constants, var ...
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https://man.plustar.jp/django/ref/models/expressions.html
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- Advanced testing topics — Django 4.0.6 ドキュメント 5558
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... Modules « previous | up | next » Advanced testing topics ¶ The request factory ¶ class RequestFactory ¶ ... The RequestFactory shares the same API as the test client. However, ... instead of behaving like a browser, the RequestFactory provides a way to generate a request instance th ... at can be used as the first argument to any view. This means you can test a view function ...
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https://man.plustar.jp/django/topics/testing/advanced.html
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- Django 1.5 release notes — Django 4.0.6 ドキュメント 5541
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... as some backwards incompatible changes you'll want to be aware of when upgrading from Django 1.4 or olde ... odel . Before Django 1.5, applications that wanted to use Django's auth framework ( django.contrib.auth ... ) were forced to use Django's definition of a "user". In Django 1.5 ... u write yourself. This could be a simple extension to the existing User model -- for example, you could ...
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https://man.plustar.jp/django/releases/1.5.html
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- Djangoの認証システムを使用する — Django 4.0.6 ドキュメント 5541
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... ser is a User object that has already been saved # to the database. You can continue to change its attri ... butes # if you want to change other fields. >>> user . last_name = 'Lenno ... メソッドに渡されます。 注釈 This is a low level way to authenticate a set of credentials; for example, it ... won't use this. Rather if you're looking for a way to login a user, use the LoginView . 権限と認可 ¶ Dja ...
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https://man.plustar.jp/django/topics/auth/default.html
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- クラスベースのビューでミックスインを使用する — Django 4.0.6 ドキュメント 5541
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... ューは全て、 TemplateResponseMixin が提供する render_to_response() メソッドを呼び出します。ほとんどの場合、 ... ponseMixin example の例を参照してください。 render_to_response() itself calls get_template_names() , whi ... ultipleObjectTemplateResponseMixin ) override this to provide more flexible defaults when dealing with a ... call get_context_data() passing any data they want to ensure is in there as keyword arguments. get_conte ...
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https://man.plustar.jp/django/topics/class-based-views/mixins.html
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- Writing documentation — Django 4.0.6 ドキュメント 5461
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... was created in a journalism environment! So we treat our documentation like we treat our code: we aim to ... es: documentation of features that have been added to the framework since the last release. This section ... tation ¶ Though Django's documentation is intended to be read as HTML at https://docs.djangoproject.com/ ... s for maximum flexibility. These files live in the top-level docs/ directory of a Django release. If you ...
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https://man.plustar.jp/django/internals/contributing/writing-documentation.html
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