planner: check error when building INLJ executor (#39756) (#39760)

close #39724
pingcap · Dec 9, 2022 · 3835890 · 3835890
1 parent 8fa8740
commit 3835890
Showing 1 changed file with 5 additions and 1 deletion.
diff --git a/executor/builder.go b/executor/builder.go
@@ -3285,7 +3285,11 @@ func (b *executorBuilder) buildIndexLookUpMergeJoin(v *plannercore.PhysicalIndex
 }
 
 func (b *executorBuilder) buildIndexNestedLoopHashJoin(v *plannercore.PhysicalIndexHashJoin) Executor {
-	e := b.buildIndexLookUpJoin(&(v.PhysicalIndexJoin)).(*IndexLookUpJoin)
+	join := b.buildIndexLookUpJoin(&(v.PhysicalIndexJoin))
+	if b.err != nil {
+		return nil
+	}
+	e := join.(*IndexLookUpJoin)
 	idxHash := &IndexNestedLoopHashJoin{
 		IndexLookUpJoin: *e,
 		keepOuterOrder:  v.KeepOuterOrder,