types: fix compare object json type (#21703)#21718

Merged

ti-srebot merged 3 commits intopingcap:release-4.0from ti-srebot:release-4.0-dfbb69d33d02

Jan 25, 2021

+31-3

Commits on Dec 14, 2020

cherry pick pingcap#21703 to release-4.0

lzmhhh123
authored and
ti-srebot
committed
fix conflicts
lzmhhh123
committed

Commits on Jan 25, 2021

Merge branch 'release-4.0' into release-4.0-dfbb69d33d02
ti-srebot
authored