django.git/docs/releases/2.0.9.txt, branch main django http://cgit.adnoto.dev/django.git/atom?h=main 2018-10-01T07:55:56Z Added release date for 2.0.9 release. 2018-10-01T07:55:56Z Carlton Gibson carlton.gibson@noumenal.es 2018-10-01T07:55:56Z urn:sha1:a4932be483368d17d907d8d5492c4701a6631d87 Fixed #29499 -- Fixed race condition in QuerySet.update_or_create(). 2018-08-02T21:07:48Z Michael Sanders michael.sanders@arm.com 2018-08-01T09:52:28Z urn:sha1:271542dad1686c438f658aa6220982495db09797 A race condition happened when the object didn't already exist and another process/thread created the object before update_or_create() did and then attempted to update the object, also before update_or_create() saved the object. The update by the other process/thread could be lost.