adjust expected best plan of unit test, because emptry range scan is …

…converted to TableDual
pingcap · Sep 3, 2018 · 2aa9a99 · 2aa9a99
1 parent b1c1b24
commit 2aa9a99
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/plan/cbo_test.go b/plan/cbo_test.go
@@ -554,7 +554,7 @@ func (s *testAnalyzeSuite) TestPreparedNullParam(c *C) {
 		testKit.MustExec("insert into t values (1), (2), (3)")
 
 		sql := "select * from t where id = ?"
-		best := "IndexReader(Index(t.id)[])"
+		best := "Dual"
 
 		ctx := testKit.Se.(sessionctx.Context)
 		stmts, err := session.Parse(ctx, sql)