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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 7467
" + tagname + " "); } }); $("div.highlight\\-html\\+django span.nf").each(function(i, elem) { va ... eld has null=True , that means it has two possible values for "no data": NULL , and the empty string. In mos ... t cases, it's redundant to have two possible values for "no data;" the Django convention is to use the ... violations when saving multiple objects with blank values. 文字列ベースと非文字列ベースのフィールドのどちらで ... 場合、フィールドは必須となります。 Supplying missing values blank=True can be used with fields having null=Fal ...
https://man.plustar.jp/django/ref/models/fields.html - [similar]
Django 1.9.1 リリースノート — Django 4.0.6 ドキュメント 7412
" + tagname + " "); } }); $("div.highlight\\-html\\+django span.nf").each(function(i, elem) { va ... Fixed evaluation of zero-length slices of QuerySet.values() ( #25894 ). Fixed a state bug when using an Alte ... th py-bcrypt ( #26016 ). Fixed a crash in QuerySet.values()/values_list() after an annotate() and order_by() ... when values()/values_list() includes a field not in the order_ ... 関連キーワード Fixed , when , admin , regression , values , list , using , QuerySet , default , operation ク ...
https://man.plustar.jp/django/releases/1.9.1.html - [similar]
Django 3.0.7 リリースノート — Django 4.0.6 ドキュメント 7172
" + tagname + " "); } }); $("div.highlight\\-html\\+django span.nf").each(function(i, elem) { va ... ). Fixed a regression in Django 3.0 where QuerySet.values() and values_list() crashed if a queryset containe ... ). Fixed a regression in Django 3.0 where QuerySet.values() and values_list() crashed if a queryset containe ... xed , regression , ForeignKeyRawIdWidget , admin , values , queryset , key , malformed , leakage , data クイ ...
https://man.plustar.jp/django/releases/3.0.7.html - [similar]
PostgreSQL specific model fields — Django 4.0.6 ドキュメント 7051
" + tagname + " "); } }); $("div.highlight\\-html\\+django span.nf").each(function(i, elem) { va ... ue ), size = 8 , ), size = 8 , ) Transformation of values between the database and the model, validation of ... e underlying field should be made nullable and the values padded with None . Querying ArrayField ¶ There are ... eld . The returned objects will be those where the values passed are a subset of the data. It uses the SQL o ... ed will be those where the data is a subset of the values passed. It uses the SQL operator <@ . For example: ...
https://man.plustar.jp/django/ref/contrib/postgres/fields.html - [similar]
Django 1.8.8 リリースノート — Django 4.0.6 ドキュメント 7051
" + tagname + " "); } }); $("div.highlight\\-html\\+django span.nf").each(function(i, elem) { va ... any fixtures ( #23372 ). Fixed a crash in QuerySet.values()/values_list() after an annotate() and order_by() ... when values()/values_list() includes a field not in the order_ ... 1.8.7 リリースノート 関連キーワード Fixed , when , values , filter , using , which , read , formats , list , ...
https://man.plustar.jp/django/releases/1.8.8.html - [similar]
Django 3.1.4 release notes — Django 4.0.6 ドキュメント 7051
" + tagname + " "); } }); $("div.highlight\\-html\\+django span.nf").each(function(i, elem) { va ... ( #32224 ). Fixed a crash on SQLite, when QuerySet.values()/values_list() contained key transforms for JSONF ... ield returning non-string primitive values ( #32203 ). 目次 Django 3.1.4 release notes Bugfix ... , Fixed , regression , when , JSONField , crash , values , caused , next クイック検索 Last update: 2022年6月 ...
https://man.plustar.jp/django/releases/3.1.4.html - [similar]
How to create custom model fields — Django 4.0.6 ドキュメント 6986
" + tagname + " "); } }); $("div.highlight\\-html\\+django span.nf").each(function(i, elem) { va ... fixed length, since it only needs to hold 52 card values plus their suits; 104 characters in total. 注釈 多 ... state. Pay extra attention if you set new default values for arguments in the Field superclass; you want to ... default value. In addition, try to avoid returning values as positional arguments; where possible, return va ... connection ): return 'integer UNSIGNED' Converting values to Python objects ¶ If your custom Field class dea ...
https://man.plustar.jp/django/howto/custom-model-fields.html - [similar]
Form fields — Django 4.0.6 ドキュメント 6986
" + tagname + " "); } }); $("div.highlight\\-html\\+django span.nf").each(function(i, elem) { va ... ing, why not just pass a dictionary of the initial values as data when displaying the form? Well, if you do ... ="comment" required></td></tr> This is why initial values are only displayed for unbound forms. For bound fo ... ut will use the bound data. Also note that initial values are not used as "fallback" data in validation if a ... particular field's value is not given. initial values are only intended for initial form display: >>> cl ...
https://man.plustar.jp/django/ref/forms/fields.html - [similar]
Database Functions — Django 4.0.6 ドキュメント 6745
" + tagname + " "); } }); $("div.highlight\\-html\\+django span.nf").each(function(i, elem) { va ... eld since this allows the field to have two "empty values", but it's important for the Coalesce example belo ... Melbourne in the example date above is +10:00. The values returned when this timezone is active will be the ... "week_day": 3 "iso_week_day": 2 "hour": 9 week_day values The week_day lookup_type is calculated differently ... 6 , 15 ) >>> ( dt . isoweekday () % 7 ) + 1 2 week values The week lookup_type is calculated based on ISO-86 ...
https://man.plustar.jp/django/ref/models/database-functions.html - [similar]
データベース — Django 4.0.6 ドキュメント 6691
" + tagname + " "); } }); $("div.highlight\\-html\\+django span.nf").each(function(i, elem) { va ... on_isolation : 'read committed' by default, or the value set in the connection options (see below), timezone ... SE_TZ is True , 'UTC' by default, or the TIME_ZONE value set for the connection, when USE_TZ is False , the ... ting. If these parameters already have the correct values, Django won't set them for every new connection, w ... e duration of the transaction. Manually-specifying values of auto-incrementing primary keys ¶ Django uses Po ...
https://man.plustar.jp/django/ref/databases.html - [similar]
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