Avoiding panic in RenameFields.renameFields method

Signed-off-by: Florent Poinsard <[email protected]>
vitessio · Aug 31, 2021 · 6e97c45 · 6e97c45
1 parent 027d616
commit 6e97c45
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/go/vt/vtgate/engine/rename_fields.go b/go/vt/vtgate/engine/rename_fields.go
@@ -73,6 +73,9 @@ func (r *RenameFields) Execute(vcursor VCursor, bindVars map[string]*querypb.Bin
 }
 
 func (r *RenameFields) renameFields(qr *sqltypes.Result) {
+	if len(r.Indices) != len(qr.Fields) {
+		return
+	}
 	for ind, index := range r.Indices {
 		colName := r.Cols[ind]
 		qr.Fields[index].Name = colName