executor: split hashjoin into workers(part2) (#39079)

ref #39061
pingcap · Nov 11, 2022 · b5e1f7a · b5e1f7a
1 parent 481f5ab
commit b5e1f7a
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Showing 3 changed files with 80 additions and 83 deletions.
diff --git a/executor/benchmark_test.go b/executor/benchmark_test.go
@@ -919,6 +919,7 @@ func prepare4HashJoin(testCase *hashJoinTestCase, innerExec, outerExec Executor)
 		probeSideTupleFetcher: probeSideTupleFetcher{
 			probeSideExec: outerExec,
 		},
+		probeWorkers:      make([]probeWorker, testCase.concurrency),
 		concurrency:       uint(testCase.concurrency),
 		joinType:          testCase.joinType, // 0 for InnerJoin, 1 for LeftOutersJoin, 2 for RightOuterJoin
 		isOuterJoin:       false,
@@ -932,9 +933,8 @@ func prepare4HashJoin(testCase *hashJoinTestCase, innerExec, outerExec Executor)
 	childrenUsedSchema := markChildrenUsedCols(e.Schema(), e.children[0].Schema(), e.children[1].Schema())
 	defaultValues := make([]types.Datum, e.buildSideExec.Schema().Len())
 	lhsTypes, rhsTypes := retTypes(innerExec), retTypes(outerExec)
-	e.probeWorker.joiners = make([]joiner, e.concurrency)
 	for i := uint(0); i < e.concurrency; i++ {
-		e.probeWorker.joiners[i] = newJoiner(testCase.ctx, e.joinType, true, defaultValues,
+		e.probeWorkers[i].joiner = newJoiner(testCase.ctx, e.joinType, true, defaultValues,
 			nil, lhsTypes, rhsTypes, childrenUsedSchema, false)
 	}
 	memLimit := int64(-1)

diff --git a/executor/builder.go b/executor/builder.go
@@ -1448,9 +1448,9 @@ func (b *executorBuilder) buildHashJoin(v *plannercore.PhysicalHashJoin) Executo
 	isNAJoin := len(v.LeftNAJoinKeys) > 0
 	e.buildSideEstCount = b.buildSideEstCount(v)
 	childrenUsedSchema := markChildrenUsedCols(v.Schema(), v.Children()[0].Schema(), v.Children()[1].Schema())
-	e.probeWorker.joiners = make([]joiner, e.concurrency)
+	e.probeWorkers = make([]probeWorker, e.concurrency)
 	for i := uint(0); i < e.concurrency; i++ {
-		e.probeWorker.joiners[i] = newJoiner(b.ctx, v.JoinType, v.InnerChildIdx == 0, defaultValues,
+		e.probeWorkers[i].joiner = newJoiner(b.ctx, v.JoinType, v.InnerChildIdx == 0, defaultValues,
 			v.OtherConditions, lhsTypes, rhsTypes, childrenUsedSchema, isNAJoin)
 	}
 	executorCountHashJoinExec.Inc()