change hash to one by one match

pingcap · Dec 17, 2018 · 3ddc5cb · 3ddc5cb
1 parent e5dc251
commit 3ddc5cb
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diff --git a/executor/builder.go b/executor/builder.go
@@ -1637,7 +1637,7 @@ func (b *executorBuilder) buildIndexLookUpJoin(v *plannercore.PhysicalIndexJoin)
 	e.innerCtx.keyCols = innerKeyCols
 	e.joinResult = e.newFirstChunk()
 	metrics.ExecutorCounter.WithLabelValues("IndexLookUpJoin").Inc()
-	return e
+	return &IndexLookUpHash{IndexLookUpJoin:*e}
 }
 
 // containsLimit tests if the execs contains Limit because we do not know whether `Limit` has consumed all of its' source,