fix

pingcap · Nov 30, 2022 · fec40dd · fec40dd
1 parent b19e44d
commit fec40dd
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/executor/adapter.go b/executor/adapter.go
@@ -465,7 +465,7 @@ func (a *ExecStmt) Exec(ctx context.Context) (_ sqlexec.RecordSet, err error) {
 		}
 		oriScan := sctx.GetSessionVars().DistSQLScanConcurrency()
 		oriIndex := sctx.GetSessionVars().IndexSerialScanConcurrency()
-		oriIso, _ := sctx.GetSessionVars().GetSystemVar(variable.TxnIsolation)
+		oriIso, ok := sctx.GetSessionVars().GetSystemVar(variable.TxnIsolation)
 		if !ok {
 			oriIso = "REPEATABLE-READ"
 		}