{"title":"Django 1.7.5 release notes","version":"dev","locale":"en","docname":"releases/1.7.5","url":"/en/dev/releases/1.7.5/","canonical":"https://djangodocs.dev/en/dev/releases/1.7.5/","summary":"Django 1.7.5 fixes several bugs in 1.7.4. Reverted a fix that prevented a migration crash when unapplying contrib.contenttypes’s or contrib.auth’s first…","html":"<h1>Django 1.7.5 release notes<a class=\"heading-anchor\" href=\"#django-1-7-5-release-notes\"><span class=\"visually-hidden\">Link to this heading</span><span aria-hidden=\"true\">#</span></a></h1>\n<p><em>February 25, 2015</em></p>\n<p>Django 1.7.5 fixes several bugs in 1.7.4.</p>\n<section id=\"bugfixes\">\n<h2>Bugfixes<a class=\"heading-anchor\" href=\"#bugfixes\"><span class=\"visually-hidden\">Link to this heading</span><span aria-hidden=\"true\">#</span></a></h2>\n<ul class=\"simple\">\n<li><p>Reverted a fix that prevented a migration crash when unapplying\n<code class=\"docutils literal notranslate\">contrib.contenttypes</code>’s or <code class=\"docutils literal notranslate\">contrib.auth</code>’s first migration\n(<a class=\"extlink-ticket reference external\" href=\"https://code.djangoproject.com/ticket/24075\">#24075</a>) due to severe impact on the test performance\n(<a class=\"extlink-ticket reference external\" href=\"https://code.djangoproject.com/ticket/24251\">#24251</a>) and problems in multi-database setups (<a class=\"extlink-ticket reference external\" href=\"https://code.djangoproject.com/ticket/24298\">#24298</a>).</p></li>\n<li><p>Fixed a regression that prevented custom fields inheriting from\n<code class=\"docutils literal notranslate\">ManyToManyField</code> from being recognized in migrations (<a class=\"extlink-ticket reference external\" href=\"https://code.djangoproject.com/ticket/24236\">#24236</a>).</p></li>\n<li><p>Fixed crash in <code class=\"docutils literal notranslate\">contrib.sites</code> migrations when a default database isn’t\nused (<a class=\"extlink-ticket reference external\" href=\"https://code.djangoproject.com/ticket/24332\">#24332</a>).</p></li>\n<li><p>Added the ability to set the isolation level on PostgreSQL with psycopg2 ≥\n2.4.2 (<a class=\"extlink-ticket reference external\" href=\"https://code.djangoproject.com/ticket/24318\">#24318</a>). It was advertised as a new feature in Django 1.6\nbut it didn’t work in practice.</p></li>\n<li><p>Formats for the Azerbaijani locale (<code class=\"docutils literal notranslate\">az</code>) have been added.</p></li>\n</ul>\n</section>","rootId":"django-1-7-5-release-notes","toc":[{"title":"Bugfixes","anchor":"bugfixes","children":[]}],"breadcrumbs":[{"docname":"releases/index","title":"Release notes","url":"/en/dev/releases/"}],"prev":{"docname":"releases/1.7.6","title":"Django 1.7.6 release notes","url":"/en/dev/releases/1.7.6/"},"next":{"docname":"releases/1.7.4","title":"Django 1.7.4 release notes","url":"/en/dev/releases/1.7.4/"},"formats":{"html":"/en/dev/releases/1.7.5/","markdown":"/en/dev/releases/1.7.5.md","json":"/en/dev/releases/1.7.5.json"},"source":"https://github.com/django/django/blob/main/docs/releases/1.7.5.txt","official":"https://docs.djangoproject.com/en/dev/releases/1.7.5/","inVersions":["dev","6.1","6.0","5.2","5.1","5.0","4.2","4.1","4.0","3.2","3.1","3.0","2.2","2.1","2.0","1.11","1.10","1.9","1.8"],"inLocales":["en"]}