{"title":"Django 1.11.16 release notes","version":"dev","locale":"en","docname":"releases/1.11.16","url":"/en/dev/releases/1.11.16/","canonical":"https://djangodocs.dev/en/dev/releases/1.11.16/","summary":"Django 1.11.16 fixes a data loss bug in 1.11.15. Fixed a race condition in QuerySet.update_or_create() that could result in data loss (#29499).","html":"<h1>Django 1.11.16 release notes<a class=\"heading-anchor\" href=\"#django-1-11-16-release-notes\"><span class=\"visually-hidden\">Link to this heading</span><span aria-hidden=\"true\">#</span></a></h1>\n<p><em>October 1, 2018</em></p>\n<p>Django 1.11.16 fixes a data loss bug in 1.11.15.</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>Fixed a race condition in <code class=\"docutils literal notranslate\">QuerySet.update_or_create()</code> that could result\nin data loss (<a class=\"extlink-ticket reference external\" href=\"https://code.djangoproject.com/ticket/29499\">#29499</a>).</p></li>\n</ul>\n</section>","rootId":"django-1-11-16-release-notes","toc":[{"title":"Bugfixes","anchor":"bugfixes","children":[]}],"breadcrumbs":[{"docname":"releases/index","title":"Release notes","url":"/en/dev/releases/"}],"prev":{"docname":"releases/1.11.17","title":"Django 1.11.17 release notes","url":"/en/dev/releases/1.11.17/"},"next":{"docname":"releases/1.11.15","title":"Django 1.11.15 release notes","url":"/en/dev/releases/1.11.15/"},"formats":{"html":"/en/dev/releases/1.11.16/","markdown":"/en/dev/releases/1.11.16.md","json":"/en/dev/releases/1.11.16.json"},"source":"https://github.com/django/django/blob/main/docs/releases/1.11.16.txt","official":"https://docs.djangoproject.com/en/dev/releases/1.11.16/","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"],"inLocales":["en"]}