Files
tidb/executor/insert_test.go

83 lines
3.8 KiB
Go

// Copyright 2018 PingCAP, Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// See the License for the specific language governing permissions and
// limitations under the License.
package executor_test
import (
. "github.com/pingcap/check"
"github.com/pingcap/tidb/util/testkit"
)
func (s *testSuite) TestInsertOnDuplicateKey(c *C) {
tk := testkit.NewTestKit(c, s.store)
tk.MustExec("use test")
tk.MustExec(`drop table if exists t1, t2;`)
tk.MustExec(`create table t1(a1 bigint primary key, b1 bigint);`)
tk.MustExec(`create table t2(a2 bigint primary key, b2 bigint);`)
tk.MustExec(`insert into t1 values(1, 100);`)
tk.MustExec(`insert into t2 values(1, 200);`)
tk.MustExec(`insert into t1 select a2, b2 from t2 on duplicate key update b1 = a2;`)
tk.MustQuery(`select * from t1;`).Check(testkit.Rows("1 1"))
tk.MustExec(`insert into t1 select a2, b2 from t2 on duplicate key update b1 = b2;`)
tk.MustQuery(`select * from t1;`).Check(testkit.Rows("1 200"))
tk.MustExec(`insert into t1 select a2, b2 from t2 on duplicate key update a1 = a2;`)
tk.MustQuery(`select * from t1;`).Check(testkit.Rows("1 200"))
tk.MustExec(`insert into t1 select a2, b2 from t2 on duplicate key update b1 = 300;`)
tk.MustQuery(`select * from t1;`).Check(testkit.Rows("1 300"))
tk.MustExec(`insert into t1 values(1, 1) on duplicate key update b1 = 400;`)
tk.MustQuery(`select * from t1;`).Check(testkit.Rows("1 400"))
tk.MustExec(`insert into t1 select 1, 500 from t2 on duplicate key update b1 = 400;`)
tk.MustQuery(`select * from t1;`).Check(testkit.Rows("1 400"))
tk.MustExec(`drop table if exists t1, t2;`)
tk.MustExec(`create table t1(a bigint primary key, b bigint);`)
tk.MustExec(`create table t2(a bigint primary key, b bigint);`)
_, err := tk.Exec(`insert into t1 select * from t2 on duplicate key update c = t2.b;`)
c.Assert(err.Error(), Equals, `[planner:1054]Unknown column 'c' in 'field list'`)
tk.MustExec(`drop table if exists t1, t2;`)
tk.MustExec(`create table t1(a bigint primary key, b bigint);`)
tk.MustExec(`create table t2(a bigint primary key, b bigint);`)
_, err = tk.Exec(`insert into t1 select * from t2 on duplicate key update a = b;`)
c.Assert(err.Error(), Equals, `[planner:1052]Column 'b' in field list is ambiguous`)
tk.MustExec(`drop table if exists t1, t2;`)
tk.MustExec(`create table t1(a bigint primary key, b bigint);`)
tk.MustExec(`create table t2(a bigint primary key, b bigint);`)
_, err = tk.Exec(`insert into t1 select * from t2 on duplicate key update c = b;`)
c.Assert(err.Error(), Equals, `[planner:1054]Unknown column 'c' in 'field list'`)
tk.MustExec(`drop table if exists t1, t2;`)
tk.MustExec(`create table t1(a1 bigint primary key, b1 bigint);`)
tk.MustExec(`create table t2(a2 bigint primary key, b2 bigint);`)
_, err = tk.Exec(`insert into t1 select * from t2 on duplicate key update a1 = values(b2);`)
c.Assert(err.Error(), Equals, `[planner:1054]Unknown column 'b2' in 'field list'`)
tk.MustExec(`drop table if exists t1, t2;`)
tk.MustExec(`create table t1(a1 bigint primary key, b1 bigint);`)
tk.MustExec(`create table t2(a2 bigint primary key, b2 bigint);`)
tk.MustExec(`insert into t1 values(1, 100);`)
tk.MustExec(`insert into t2 values(1, 200);`)
tk.MustExec(`insert into t1 select * from t2 on duplicate key update b1 = values(b1) + b2;`)
tk.MustQuery(`select * from t1`).Check(testkit.Rows("1 400"))
tk.MustExec(`insert into t1 select * from t2 on duplicate key update b1 = values(b1) + b2;`)
tk.MustQuery(`select * from t1`).Check(testkit.Rows("1 400"))
}