Django 3.0.2 release notes — Django documentation

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Django/docs/3.0.x/releases/3.0.2

Django 3.0.2 release notes

January 2, 2020

Django 3.0.2 fixes several bugs in 3.0.1.

Bugfixes

  • Fixed a regression in Django 3.0 that didn’t include columns referenced by a Subquery() in the GROUP BY clause (:ticket:`31094`).
  • Fixed a regression in Django 3.0 where QuerySet.exists() crashed if a queryset contained an aggregation over a Subquery() (:ticket:`31109`).
  • Fixed a regression in Django 3.0 that caused a migration crash on PostgreSQL 10+ when adding a foreign key and changing data in the same migration (:ticket:`31106`).
  • Fixed a regression in Django 3.0 where loading fixtures crashed for models defining a default for the primary key (:ticket:`31071`).