83 lines
3.8 KiB
Go
83 lines
3.8 KiB
Go
// Copyright 2018 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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// 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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. "github.com/pingcap/check"
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"github.com/pingcap/tidb/util/testkit"
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)
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func (s *testSuite) TestInsertOnDuplicateKey(c *C) {
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tk := testkit.NewTestKit(c, s.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(a1 bigint primary key, b1 bigint);`)
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tk.MustExec(`create table t2(a2 bigint primary key, b2 bigint);`)
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tk.MustExec(`insert into t1 values(1, 100);`)
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tk.MustExec(`insert into t2 values(1, 200);`)
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tk.MustExec(`insert into t1 select a2, b2 from t2 on duplicate key update b1 = a2;`)
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tk.MustQuery(`select * from t1;`).Check(testkit.Rows("1 1"))
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tk.MustExec(`insert into t1 select a2, b2 from t2 on duplicate key update b1 = b2;`)
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tk.MustQuery(`select * from t1;`).Check(testkit.Rows("1 200"))
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tk.MustExec(`insert into t1 select a2, b2 from t2 on duplicate key update a1 = a2;`)
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tk.MustQuery(`select * from t1;`).Check(testkit.Rows("1 200"))
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tk.MustExec(`insert into t1 select a2, b2 from t2 on duplicate key update b1 = 300;`)
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tk.MustQuery(`select * from t1;`).Check(testkit.Rows("1 300"))
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tk.MustExec(`insert into t1 values(1, 1) on duplicate key update b1 = 400;`)
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tk.MustQuery(`select * from t1;`).Check(testkit.Rows("1 400"))
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tk.MustExec(`insert into t1 select 1, 500 from t2 on duplicate key update b1 = 400;`)
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tk.MustQuery(`select * from t1;`).Check(testkit.Rows("1 400"))
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tk.MustExec(`drop table if exists t1, t2;`)
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tk.MustExec(`create table t1(a bigint primary key, b bigint);`)
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tk.MustExec(`create table t2(a bigint primary key, b bigint);`)
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_, err := tk.Exec(`insert into t1 select * from t2 on duplicate key update c = t2.b;`)
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c.Assert(err.Error(), Equals, `[planner:1054]Unknown column 'c' in 'field list'`)
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tk.MustExec(`drop table if exists t1, t2;`)
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tk.MustExec(`create table t1(a bigint primary key, b bigint);`)
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tk.MustExec(`create table t2(a bigint primary key, b bigint);`)
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_, err = tk.Exec(`insert into t1 select * from t2 on duplicate key update a = b;`)
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c.Assert(err.Error(), Equals, `[planner:1052]Column 'b' in field list is ambiguous`)
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tk.MustExec(`drop table if exists t1, t2;`)
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tk.MustExec(`create table t1(a bigint primary key, b bigint);`)
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tk.MustExec(`create table t2(a bigint primary key, b bigint);`)
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_, err = tk.Exec(`insert into t1 select * from t2 on duplicate key update c = b;`)
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c.Assert(err.Error(), Equals, `[planner:1054]Unknown column 'c' in 'field list'`)
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tk.MustExec(`drop table if exists t1, t2;`)
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tk.MustExec(`create table t1(a1 bigint primary key, b1 bigint);`)
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tk.MustExec(`create table t2(a2 bigint primary key, b2 bigint);`)
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_, err = tk.Exec(`insert into t1 select * from t2 on duplicate key update a1 = values(b2);`)
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c.Assert(err.Error(), Equals, `[planner:1054]Unknown column 'b2' in 'field list'`)
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tk.MustExec(`drop table if exists t1, t2;`)
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tk.MustExec(`create table t1(a1 bigint primary key, b1 bigint);`)
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tk.MustExec(`create table t2(a2 bigint primary key, b2 bigint);`)
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tk.MustExec(`insert into t1 values(1, 100);`)
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tk.MustExec(`insert into t2 values(1, 200);`)
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tk.MustExec(`insert into t1 select * from t2 on duplicate key update b1 = values(b1) + b2;`)
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tk.MustQuery(`select * from t1`).Check(testkit.Rows("1 400"))
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tk.MustExec(`insert into t1 select * from t2 on duplicate key update b1 = values(b1) + b2;`)
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tk.MustQuery(`select * from t1`).Check(testkit.Rows("1 400"))
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}
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