Mariusz Felisiak 6cf3b6f5cf [2.2.x] Fixed #30953 -- Made select_for_update() lock queryset's model when using "self" with multi-table inheritance.
Thanks Abhijeet Viswa for the report and initial patch.
Backport of 0107e3d1058f653f66032f7fd3a0bd61e96bf782 from master
2019-12-02 07:58:44 +01:00
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