executor: avoid goroutine leak in index Lookup join (#19251)#20791

Merged

ti-srebot merged 4 commits intopingcap:release-3.0from ti-srebot:release-3.0-6444a0550918

Nov 12, 2020

+21-5

Commits on Nov 3, 2020

cherry pick pingcap#19251 to release-3.0

fzhedu
authored and
ti-srebot
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Commits on Nov 11, 2020

Commits on Nov 12, 2020

Merge branch 'release-3.0' into release-3.0-6444a0550918
ti-srebot
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