parser: support multi bracket for subquery (#29656)

pingcap · Dec 2, 2021 · 2242f9c · 2242f9c
1 parent 6475e89
commit 2242f9c
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Showing 4 changed files with 4,404 additions and 4,335 deletions.
diff --git a/bindinfo/bind_serial_test.go b/bindinfo/bind_serial_test.go
@@ -884,6 +884,22 @@ func TestBindingWithoutCharset(t *testing.T) {
 	require.Equal(t, "SELECT * FROM `test`.`t` WHERE `a` = 'aa'", rows[0][1])
 }
 
+func TestBindingWithMultiParenthesis(t *testing.T) {
+	store, clean := testkit.CreateMockStore(t)
+	defer clean()
+
+	tk := testkit.NewTestKit(t, store)
+	tk.MustExec("use test")
+	tk.MustExec("drop table if exists t")
+	tk.MustExec("create table t (a int)")
+	tk.MustExec("create global binding for select * from (select * from t where a = 1) tt using select * from (select * from t where a = 1) tt")
+	tk.MustExec("create global binding for select * from ((select * from t where a = 1)) tt using select * from (select * from t where a = 1) tt")
+	rows := tk.MustQuery("show global bindings").Rows()
+	require.Len(t, rows, 1)
+	require.Equal(t, "select * from ( select * from `test` . `t` where `a` = ? ) as `tt`", rows[0][0])
+	require.Equal(t, "SELECT * FROM (SELECT * FROM `test`.`t` WHERE `a` = 1) AS `tt`", rows[0][1])
+}
+
 func TestGCBindRecord(t *testing.T) {
 	// set lease for gc tests
 	originLease := bindinfo.Lease