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executor: add concurrency limit on union executor (#19827) #19885

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merged 6 commits into from
Sep 17, 2020
Merged

executor: add concurrency limit on union executor (#19827) #19885

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80425b2
cherry pick #19827 to release-3.0
wshwsh12 Sep 8, 2020
ca95ad9
resolve conflict
wshwsh12 Sep 13, 2020
1afcfc4
fix
wshwsh12 Sep 13, 2020
d88e1ee
Merge branch 'release-3.0' into release-3.0-354f3997c044
ti-srebot Sep 17, 2020
714ea3f
Merge branch 'release-3.0' into release-3.0-354f3997c044
ti-srebot Sep 17, 2020
290498c
Merge branch 'release-3.0' into release-3.0-354f3997c044
wjhuang2016 Sep 17, 2020
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fix
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@wshwsh12
wshwsh12 committed Sep 13, 2020
commit 1afcfc427568bc0b2a3a46383c8afbb97f177765
2 changes: 1 addition & 1 deletion executor/builder.go
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Original file line number Diff line number Diff line change
Expand Up @@ -1295,7 +1295,7 @@ func (b *executorBuilder) buildUnionAll(v *plannercore.PhysicalUnionAll) Executo
}
e := &UnionExec{
baseExecutor: newBaseExecutor(b.ctx, v.Schema(), v.ExplainID(), childExecs...),
concurrency: b.ctx.GetSessionVars().UnionConcurrency,
concurrency: b.ctx.GetSessionVars().Concurrency.UnionConcurrency,
}
return e
}
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