ddl: fix ddl modify column from null to not null bug: check null value again before change to no null (#10948)#13534

Closed

crazycs520 wants to merge 1 commit intopingcap:release-3.1from crazycs520:10948-3.1

+63-33

Commits on Nov 18, 2019

ddl: fix ddl modify column from null to not null bug: check null value again before change to no null (pingcap#10948 )
crazycs520
committed