497 lines
20 KiB
Go
497 lines
20 KiB
Go
// Copyright 2019 PingCAP, Inc.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package executor_test
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import (
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"testing"
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"github.com/pingcap/tidb/errno"
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"github.com/pingcap/tidb/kv"
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"github.com/pingcap/tidb/session"
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"github.com/pingcap/tidb/sessionctx/variable"
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"github.com/pingcap/tidb/testkit"
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"github.com/stretchr/testify/require"
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)
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func TestUpdateGenColInTxn(t *testing.T) {
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store := testkit.CreateMockStore(t)
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tk := testkit.NewTestKit(t, store)
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tk.MustExec("use test")
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tk.MustExec(`create table t(a bigint, b bigint as (a+1));`)
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tk.MustExec(`begin;`)
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tk.MustExec(`insert into t(a) values(1);`)
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err := tk.ExecToErr(`update t set b=6 where b=2;`)
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require.Equal(t, "[planner:3105]The value specified for generated column 'b' in table 't' is not allowed.", err.Error())
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tk.MustExec(`commit;`)
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tk.MustQuery(`select * from t;`).Check(testkit.Rows(
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`1 2`))
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}
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func TestUpdateWithAutoidSchema(t *testing.T) {
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store := testkit.CreateMockStore(t)
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tk := testkit.NewTestKit(t, store)
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tk.MustExec(`use test`)
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tk.MustExec(`create table t1(id int primary key auto_increment, n int);`)
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tk.MustExec(`create table t2(id int primary key, n float auto_increment, key I_n(n));`)
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tk.MustExec(`create table t3(id int primary key, n double auto_increment, key I_n(n));`)
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tests := []struct {
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exec string
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query string
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result [][]interface{}
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}{
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{
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`insert into t1 set n = 1`,
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`select * from t1 where id = 1`,
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testkit.Rows(`1 1`),
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},
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{
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`update t1 set id = id+1`,
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`select * from t1 where id = 2`,
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testkit.Rows(`2 1`),
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},
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{
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`insert into t1 set n = 2`,
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`select * from t1 where id = 3`,
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testkit.Rows(`3 2`),
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},
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{
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`update t1 set id = id + '1.1' where id = 3`,
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`select * from t1 where id = 4`,
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testkit.Rows(`4 2`),
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},
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{
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`insert into t1 set n = 3`,
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`select * from t1 where id = 5`,
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testkit.Rows(`5 3`),
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},
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{
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`update t1 set id = id + '0.5' where id = 5`,
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`select * from t1 where id = 6`,
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testkit.Rows(`6 3`),
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},
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{
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`insert into t1 set n = 4`,
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`select * from t1 where id = 7`,
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testkit.Rows(`7 4`),
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},
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{
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`insert into t2 set id = 1`,
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`select * from t2 where id = 1`,
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testkit.Rows(`1 1`),
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},
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{
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`update t2 set n = n+1`,
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`select * from t2 where id = 1`,
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testkit.Rows(`1 2`),
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},
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{
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`insert into t2 set id = 2`,
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`select * from t2 where id = 2`,
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testkit.Rows(`2 3`),
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},
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{
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`update t2 set n = n + '2.2'`,
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`select * from t2 where id = 2`,
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testkit.Rows(`2 5.2`),
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},
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{
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`insert into t2 set id = 3`,
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`select * from t2 where id = 3`,
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testkit.Rows(`3 6`),
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},
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{
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`update t2 set n = n + '0.5' where id = 3`,
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`select * from t2 where id = 3`,
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testkit.Rows(`3 6.5`),
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},
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{
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`insert into t2 set id = 4`,
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`select * from t2 where id = 4`,
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testkit.Rows(`4 7`),
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},
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{
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`insert into t3 set id = 1`,
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`select * from t3 where id = 1`,
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testkit.Rows(`1 1`),
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},
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{
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`update t3 set n = n+1`,
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`select * from t3 where id = 1`,
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testkit.Rows(`1 2`),
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},
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{
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`insert into t3 set id = 2`,
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`select * from t3 where id = 2`,
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testkit.Rows(`2 3`),
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},
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{
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`update t3 set n = n + '3.3'`,
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`select * from t3 where id = 2`,
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testkit.Rows(`2 6.3`),
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},
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{
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`insert into t3 set id = 3`,
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`select * from t3 where id = 3`,
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testkit.Rows(`3 7`),
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},
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{
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`update t3 set n = n + '0.5' where id = 3`,
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`select * from t3 where id = 3`,
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testkit.Rows(`3 7.5`),
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},
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{
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`insert into t3 set id = 4`,
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`select * from t3 where id = 4`,
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testkit.Rows(`4 8`),
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},
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}
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for _, tt := range tests {
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tk.MustExec(tt.exec)
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tk.MustQuery(tt.query).Check(tt.result)
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}
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}
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func TestUpdateSchemaChange(t *testing.T) {
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store := testkit.CreateMockStore(t)
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tk := testkit.NewTestKit(t, store)
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tk.MustExec("use test")
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tk.MustExec(`create table t(a bigint, b bigint as (a+1));`)
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tk.MustExec(`begin;`)
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tk.MustExec(`insert into t(a) values(1);`)
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err := tk.ExecToErr(`update t set b=6 where b=2;`)
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require.Equal(t, "[planner:3105]The value specified for generated column 'b' in table 't' is not allowed.", err.Error())
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tk.MustExec(`commit;`)
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tk.MustQuery(`select * from t;`).Check(testkit.Rows(
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`1 2`))
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}
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func TestUpdateMultiDatabaseTable(t *testing.T) {
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store := testkit.CreateMockStore(t)
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tk := testkit.NewTestKit(t, store)
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tk.MustExec("use test")
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tk.MustExec("drop database if exists test2")
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tk.MustExec("create database test2")
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tk.MustExec("create table t(a int, b int generated always as (a+1) virtual)")
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tk.MustExec("create table test2.t(a int, b int generated always as (a+1) virtual)")
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tk.MustExec("update t, test2.t set test.t.a=1")
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}
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func TestUpdateSwapColumnValues(t *testing.T) {
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store := testkit.CreateMockStore(t)
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tk := testkit.NewTestKit(t, store)
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tk.MustExec("use test")
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tk.MustExec("drop table if exists t1, t2")
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tk.MustExec("create table t1 (c_str varchar(40))")
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tk.MustExec("create table t2 (c_str varchar(40))")
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tk.MustExec("insert into t1 values ('Alice')")
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tk.MustExec("insert into t2 values ('Bob')")
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tk.MustQuery("select t1.c_str, t2.c_str from t1, t2 where t1.c_str <= t2.c_str").Check(testkit.Rows("Alice Bob"))
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tk.MustExec("update t1, t2 set t1.c_str = t2.c_str, t2.c_str = t1.c_str where t1.c_str <= t2.c_str")
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tk.MustQuery("select t1.c_str, t2.c_str from t1, t2 where t1.c_str <= t2.c_str").Check(testkit.Rows())
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tk.MustExec("drop table if exists t")
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tk.MustExec("create table t (a int, b int)")
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tk.MustExec("insert into t values(1, 2)")
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tk.MustQuery("select * from t").Check(testkit.Rows("1 2"))
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tk.MustExec("update t set a=b, b=a")
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tk.MustQuery("select * from t").Check(testkit.Rows("2 1"))
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tk.MustExec("drop table if exists t")
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tk.MustExec("create table t (a int, b int)")
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tk.MustExec("insert into t values (1,3)")
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tk.MustQuery("select * from t").Check(testkit.Rows("1 3"))
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tk.MustExec("update t set a=b, b=a")
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tk.MustQuery("select * from t").Check(testkit.Rows("3 1"))
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tk.MustExec("drop table if exists t")
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tk.MustExec("create table t (a int, b int, c int as (-a) virtual, d int as (-b) stored)")
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tk.MustExec("insert into t(a, b) values (10, 11), (20, 22)")
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tk.MustQuery("select * from t").Check(testkit.Rows("10 11 -10 -11", "20 22 -20 -22"))
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tk.MustExec("update t set a=b, b=a")
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tk.MustQuery("select * from t").Check(testkit.Rows("11 10 -11 -10", "22 20 -22 -20"))
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tk.MustExec("update t set b=30, a=b")
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tk.MustQuery("select * from t").Check(testkit.Rows("10 30 -10 -30", "20 30 -20 -30"))
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}
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func TestMultiUpdateOnSameTable(t *testing.T) {
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store := testkit.CreateMockStore(t)
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tk := testkit.NewTestKit(t, store)
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tk.MustExec("use test")
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tk.MustExec("drop table if exists t")
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tk.MustExec("create table t(x int, y int)")
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tk.MustExec("insert into t values()")
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tk.MustExec("update t t1, t t2 set t2.y=1, t1.x=2")
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tk.MustQuery("select * from t").Check(testkit.Rows("2 1"))
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tk.MustExec("update t t1, t t2 set t1.x=t2.y, t2.y=t1.x")
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tk.MustQuery("select * from t").Check(testkit.Rows("1 2"))
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// Update generated columns
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tk.MustExec("drop table if exists t")
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tk.MustExec("create table t(x int, y int, z int as (x+10) stored, w int as (y-10) virtual)")
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tk.MustExec("insert into t(x, y) values(1, 2), (3, 4)")
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tk.MustExec("update t t1, t t2 set t2.y=1, t1.x=2 where t1.x=1")
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tk.MustQuery("select * from t").Check(testkit.Rows("2 1 12 -9", "3 1 13 -9"))
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tk.MustExec("update t t1, t t2 set t1.x=5, t2.y=t1.x where t1.x=3")
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tk.MustQuery("select * from t").Check(testkit.Rows("2 3 12 -7", "5 3 15 -7"))
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tk.MustExec("drop table if exists t")
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tk.MustExec("create table t(a int, b int, c int as (a+b) stored)")
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tk.MustExec("insert into t(a, b) values (1, 2)")
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tk.MustExec("update t t1, t t2 set t2.a=3")
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tk.MustQuery("select * from t").Check(testkit.Rows("3 2 5"))
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tk.MustExec("update t t1, t t2 set t1.a=4, t2.b=5")
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tk.MustQuery("select * from t").Check(testkit.Rows("4 5 9"))
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// Update primary keys
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tk.MustExec("use test")
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tk.MustExec("drop table if exists t")
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tk.MustExec("create table t (a int primary key)")
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tk.MustExec("insert into t values (1), (2)")
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tk.MustExec("update t set a=a+2")
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tk.MustQuery("select * from t").Check(testkit.Rows("3", "4"))
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tk.MustExec("update t m, t n set m.a = n.a+10 where m.a=n.a")
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tk.MustQuery("select * from t").Check(testkit.Rows("13", "14"))
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tk.MustExec("drop table if exists t")
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tk.MustExec("create table t (a int primary key, b int)")
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tk.MustExec("insert into t values (1,3), (2,4)")
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tk.MustGetErrMsg("update t m, t n set m.a = n.a+10, n.b = m.b+1 where m.a=n.a",
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`[planner:1706]Primary key/partition key update is not allowed since the table is updated both as 'm' and 'n'.`)
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tk.MustExec("drop table if exists t")
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tk.MustExec("create table t (a int, b int, c int, primary key(a, b))")
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tk.MustExec("insert into t values (1,3,5), (2,4,6)")
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tk.MustExec("update t m, t n set m.a = n.a+10, m.b = n.b+10 where m.a=n.a")
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tk.MustQuery("select * from t").Check(testkit.Rows("11 13 5", "12 14 6"))
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tk.MustExec("update t m, t n, t q set q.c=m.a+n.b, n.c = m.a+1, m.c = n.b+1 where m.b=n.b AND m.a=q.a")
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tk.MustQuery("select * from t").Check(testkit.Rows("11 13 24", "12 14 26"))
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tk.MustGetErrMsg("update t m, t n, t q set m.a = m.a+1, n.c = n.c-1, q.c = q.a+q.b where m.b=n.b and n.b=q.b",
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`[planner:1706]Primary key/partition key update is not allowed since the table is updated both as 'm' and 'n'.`)
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}
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func TestUpdateClusterIndex(t *testing.T) {
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store := testkit.CreateMockStore(t)
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tk := testkit.NewTestKit(t, store)
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tk.MustExec(`use test`)
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tk.Session().GetSessionVars().EnableClusteredIndex = variable.ClusteredIndexDefModeOn
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tk.MustExec(`drop table if exists t`)
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tk.MustExec(`create table t(id varchar(200) primary key, v int)`)
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tk.MustExec(`insert into t(id, v) values ('abc', 233)`)
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tk.MustQuery(`select id, v from t where id = 'abc'`).Check(testkit.Rows("abc 233"))
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tk.MustExec(`update t set id = 'dfg' where id = 'abc'`)
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tk.MustQuery(`select * from t`).Check(testkit.Rows("dfg 233"))
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tk.MustExec(`update t set id = 'aaa', v = 333 where id = 'dfg'`)
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tk.MustQuery(`select * from t where id = 'aaa'`).Check(testkit.Rows("aaa 333"))
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tk.MustExec(`update t set v = 222 where id = 'aaa'`)
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tk.MustQuery(`select * from t where id = 'aaa'`).Check(testkit.Rows("aaa 222"))
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tk.MustExec(`insert into t(id, v) values ('bbb', 111)`)
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tk.MustGetErrCode(`update t set id = 'bbb' where id = 'aaa'`, errno.ErrDupEntry)
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tk.MustExec(`drop table if exists ut3pk`)
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tk.MustExec(`create table ut3pk(id1 varchar(200), id2 varchar(200), v int, id3 int, primary key(id1, id2, id3))`)
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tk.MustExec(`insert into ut3pk(id1, id2, v, id3) values ('aaa', 'bbb', 233, 111)`)
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tk.MustQuery(`select id1, id2, id3, v from ut3pk where id1 = 'aaa' and id2 = 'bbb' and id3 = 111`).Check(testkit.Rows("aaa bbb 111 233"))
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tk.MustExec(`update ut3pk set id1 = 'abc', id2 = 'bbb2', id3 = 222, v = 555 where id1 = 'aaa' and id2 = 'bbb' and id3 = 111`)
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tk.MustQuery(`select id1, id2, id3, v from ut3pk where id1 = 'abc' and id2 = 'bbb2' and id3 = 222`).Check(testkit.Rows("abc bbb2 222 555"))
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tk.MustQuery(`select id1, id2, id3, v from ut3pk`).Check(testkit.Rows("abc bbb2 222 555"))
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tk.MustExec(`update ut3pk set v = 666 where id1 = 'abc' and id2 = 'bbb2' and id3 = 222`)
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tk.MustQuery(`select id1, id2, id3, v from ut3pk`).Check(testkit.Rows("abc bbb2 222 666"))
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tk.MustExec(`insert into ut3pk(id1, id2, id3, v) values ('abc', 'bbb3', 222, 777)`)
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tk.MustGetErrCode(`update ut3pk set id2 = 'bbb3' where id1 = 'abc' and id2 = 'bbb2' and id3 = 222`, errno.ErrDupEntry)
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tk.MustExec(`drop table if exists ut1pku`)
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tk.MustExec(`create table ut1pku(id varchar(200) primary key, uk int, v int, unique key ukk(uk))`)
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tk.MustExec(`insert into ut1pku(id, uk, v) values('a', 1, 2), ('b', 2, 3)`)
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tk.MustQuery(`select * from ut1pku`).Check(testkit.Rows("a 1 2", "b 2 3"))
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tk.MustExec(`update ut1pku set uk = 3 where id = 'a'`)
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tk.MustQuery(`select * from ut1pku`).Check(testkit.Rows("a 3 2", "b 2 3"))
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tk.MustGetErrCode(`update ut1pku set uk = 2 where id = 'a'`, errno.ErrDupEntry)
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tk.MustQuery(`select * from ut1pku`).Check(testkit.Rows("a 3 2", "b 2 3"))
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tk.MustExec("drop table if exists t")
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tk.MustExec("create table t(a char(10) primary key, b char(10));")
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tk.MustExec("insert into t values('a', 'b');")
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tk.MustExec("update t set a='c' where t.a='a' and b='b';")
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tk.MustQuery("select * from t").Check(testkit.Rows("c b"))
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tk.MustExec("drop table if exists s")
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tk.MustExec("create table s (a int, b int, c int, primary key (a, b))")
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tk.MustExec("insert s values (3, 3, 3), (5, 5, 5)")
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tk.MustExec("update s set c = 10 where a = 3")
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tk.MustQuery("select * from s").Check(testkit.Rows("3 3 10", "5 5 5"))
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}
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func TestDeleteClusterIndex(t *testing.T) {
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store := testkit.CreateMockStore(t)
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tk := testkit.NewTestKit(t, store)
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tk.MustExec(`use test`)
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tk.Session().GetSessionVars().EnableClusteredIndex = variable.ClusteredIndexDefModeOn
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tk.MustExec(`drop table if exists t`)
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tk.MustExec(`create table t(id varchar(200) primary key, v int)`)
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tk.MustExec(`insert into t(id, v) values ('abc', 233)`)
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tk.MustExec(`delete from t where id = 'abc'`)
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tk.MustQuery(`select * from t`).Check(testkit.Rows())
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tk.MustQuery(`select * from t where id = 'abc'`).Check(testkit.Rows())
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tk.MustExec(`drop table if exists it3pk`)
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tk.MustExec(`create table it3pk(id1 varchar(200), id2 varchar(200), v int, id3 int, primary key(id1, id2, id3))`)
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tk.MustExec(`insert into it3pk(id1, id2, v, id3) values ('aaa', 'bbb', 233, 111)`)
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tk.MustExec(`delete from it3pk where id1 = 'aaa' and id2 = 'bbb' and id3 = 111`)
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tk.MustQuery(`select * from it3pk`).Check(testkit.Rows())
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tk.MustQuery(`select * from it3pk where id1 = 'aaa' and id2 = 'bbb' and id3 = 111`).Check(testkit.Rows())
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tk.MustExec(`insert into it3pk(id1, id2, v, id3) values ('aaa', 'bbb', 433, 111)`)
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tk.MustQuery(`select * from it3pk where id1 = 'aaa' and id2 = 'bbb' and id3 = 111`).Check(testkit.Rows("aaa bbb 433 111"))
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tk.MustExec(`drop table if exists dt3pku`)
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tk.MustExec(`create table dt3pku(id varchar(200) primary key, uk int, v int, unique key uuk(uk))`)
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tk.MustExec(`insert into dt3pku(id, uk, v) values('a', 1, 2)`)
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tk.MustExec(`delete from dt3pku where id = 'a'`)
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tk.MustQuery(`select * from dt3pku`).Check(testkit.Rows())
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tk.MustExec(`insert into dt3pku(id, uk, v) values('a', 1, 2)`)
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tk.MustExec("drop table if exists s1")
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tk.MustExec("create table s1 (a int, b int, c int, primary key (a, b))")
|
|
tk.MustExec("insert s1 values (3, 3, 3), (5, 5, 5)")
|
|
tk.MustExec("delete from s1 where a = 3")
|
|
tk.MustQuery("select * from s1").Check(testkit.Rows("5 5 5"))
|
|
}
|
|
|
|
func TestReplaceClusterIndex(t *testing.T) {
|
|
store := testkit.CreateMockStore(t)
|
|
|
|
tk := testkit.NewTestKit(t, store)
|
|
tk.MustExec(`use test`)
|
|
tk.Session().GetSessionVars().EnableClusteredIndex = variable.ClusteredIndexDefModeOn
|
|
|
|
tk.MustExec(`drop table if exists rt1pk`)
|
|
tk.MustExec(`create table rt1pk(id varchar(200) primary key, v int)`)
|
|
tk.MustExec(`replace into rt1pk(id, v) values('abc', 1)`)
|
|
tk.MustQuery(`select * from rt1pk`).Check(testkit.Rows("abc 1"))
|
|
tk.MustExec(`replace into rt1pk(id, v) values('bbb', 233), ('abc', 2)`)
|
|
tk.MustQuery(`select * from rt1pk`).Check(testkit.Rows("abc 2", "bbb 233"))
|
|
|
|
tk.MustExec(`drop table if exists rt3pk`)
|
|
tk.MustExec(`create table rt3pk(id1 timestamp, id2 time, v int, id3 year, primary key(id1, id2, id3))`)
|
|
tk.MustExec(`replace into rt3pk(id1, id2,id3, v) values('2018-01-01 11:11:11', '22:22:22', '2019', 1)`)
|
|
tk.MustQuery(`select * from rt3pk`).Check(testkit.Rows("2018-01-01 11:11:11 22:22:22 1 2019"))
|
|
tk.MustExec(`replace into rt3pk(id1, id2, id3, v) values('2018-01-01 11:11:11', '22:22:22', '2019', 2)`)
|
|
tk.MustQuery(`select * from rt3pk`).Check(testkit.Rows("2018-01-01 11:11:11 22:22:22 2 2019"))
|
|
|
|
tk.MustExec(`drop table if exists rt1pk1u`)
|
|
tk.MustExec(`create table rt1pk1u(id varchar(200) primary key, uk int, v int, unique key uuk(uk))`)
|
|
tk.MustExec(`replace into rt1pk1u(id, uk, v) values("abc", 2, 1)`)
|
|
tk.MustQuery(`select * from rt1pk1u`).Check(testkit.Rows("abc 2 1"))
|
|
tk.MustExec(`replace into rt1pk1u(id, uk, v) values("aaa", 2, 11)`)
|
|
tk.MustQuery(`select * from rt1pk1u`).Check(testkit.Rows("aaa 2 11"))
|
|
}
|
|
|
|
func TestPessimisticUpdatePKLazyCheck(t *testing.T) {
|
|
store := testkit.CreateMockStore(t)
|
|
|
|
tk := testkit.NewTestKit(t, store)
|
|
tk.MustExec("use test")
|
|
testUpdatePKLazyCheck(t, tk, variable.ClusteredIndexDefModeOn)
|
|
testUpdatePKLazyCheck(t, tk, variable.ClusteredIndexDefModeOff)
|
|
testUpdatePKLazyCheck(t, tk, variable.ClusteredIndexDefModeIntOnly)
|
|
}
|
|
|
|
func testUpdatePKLazyCheck(t *testing.T, tk *testkit.TestKit, clusteredIndex variable.ClusteredIndexDefMode) {
|
|
tk.Session().GetSessionVars().EnableClusteredIndex = clusteredIndex
|
|
tk.MustExec(`drop table if exists upk`)
|
|
tk.MustExec(`create table upk (a int, b int, c int, primary key (a, b))`)
|
|
tk.MustExec(`insert upk values (1, 1, 1), (2, 2, 2), (3, 3, 3)`)
|
|
tk.MustExec("begin pessimistic")
|
|
tk.MustExec("update upk set b = b + 1 where a between 1 and 2")
|
|
require.Equal(t, 2, getPresumeExistsCount(t, tk.Session()))
|
|
err := tk.ExecToErr("update upk set a = 3, b = 3 where a between 1 and 2")
|
|
require.True(t, kv.ErrKeyExists.Equal(err))
|
|
tk.MustExec("commit")
|
|
}
|
|
|
|
func getPresumeExistsCount(t *testing.T, se session.Session) int {
|
|
txn, err := se.Txn(false)
|
|
require.NoError(t, err)
|
|
buf := txn.GetMemBuffer()
|
|
it, err := buf.Iter(nil, nil)
|
|
require.NoError(t, err)
|
|
presumeNotExistsCnt := 0
|
|
for it.Valid() {
|
|
flags, err1 := buf.GetFlags(it.Key())
|
|
require.Nil(t, err1)
|
|
err = it.Next()
|
|
require.NoError(t, err)
|
|
if flags.HasPresumeKeyNotExists() {
|
|
presumeNotExistsCnt++
|
|
}
|
|
}
|
|
return presumeNotExistsCnt
|
|
}
|
|
|
|
func TestOutOfRangeWithUnsigned(t *testing.T) {
|
|
store := testkit.CreateMockStore(t)
|
|
tk := testkit.NewTestKit(t, store)
|
|
tk.MustExec(`use test`)
|
|
tk.MustExec(`drop table if exists t`)
|
|
tk.MustExec(`create table t(ts int(10) unsigned NULL DEFAULT NULL)`)
|
|
tk.MustExec(`insert into t values(1)`)
|
|
tk.MustGetErrMsg(
|
|
"update t set ts = IF(ts < (0 - ts), 1,1) where ts>0",
|
|
"[types:1690]BIGINT UNSIGNED value is out of range in '(0 - test.t.ts)'")
|
|
}
|
|
|
|
func TestIssue21447(t *testing.T) {
|
|
store := testkit.CreateMockStore(t)
|
|
|
|
tk1, tk2 := testkit.NewTestKit(t, store), testkit.NewTestKit(t, store)
|
|
tk1.MustExec("use test")
|
|
tk2.MustExec("use test")
|
|
|
|
tk1.MustExec("drop table if exists t1")
|
|
tk1.MustExec("create table t1(id int primary key, name varchar(40))")
|
|
tk1.MustExec("insert into t1 values(1, 'abc')")
|
|
|
|
tk1.MustExec("begin pessimistic")
|
|
tk2.MustExec("begin pessimistic")
|
|
tk2.MustExec("update t1 set name='xyz' where id=1")
|
|
tk2.CheckExecResult(1, 0)
|
|
tk2.MustQuery("select * from t1 where id = 1").Check(testkit.Rows("1 xyz"))
|
|
tk2.MustExec("commit")
|
|
tk1.MustExec("update t1 set name='xyz' where id=1")
|
|
tk1.CheckExecResult(0, 0)
|
|
tk1.MustQuery("select * from t1 where id = 1").Check(testkit.Rows("1 abc"))
|
|
tk1.MustQuery("select * from t1 where id = 1 for update").Check(testkit.Rows("1 xyz"))
|
|
tk1.MustQuery("select * from t1 where id in (1, 2)").Check(testkit.Rows("1 abc"))
|
|
tk1.MustQuery("select * from t1 where id in (1, 2) for update").Check(testkit.Rows("1 xyz"))
|
|
tk1.MustExec("commit")
|
|
}
|
|
|
|
func TestIssue23553(t *testing.T) {
|
|
store := testkit.CreateMockStore(t)
|
|
tk := testkit.NewTestKit(t, store)
|
|
tk.MustExec(`use test`)
|
|
tk.MustExec(`drop table if exists tt`)
|
|
tk.MustExec(`create table tt (m0 varchar(64), status tinyint not null)`)
|
|
tk.MustExec(`insert into tt values('1',0),('1',0),('1',0)`)
|
|
tk.MustExec(`update tt a inner join (select m0 from tt where status!=1 group by m0 having count(*)>1) b on a.m0=b.m0 set a.status=1`)
|
|
}
|