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write_test.go
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// Copyright 2016 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,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package executor_test
import (
"context"
"errors"
"fmt"
"strconv"
"testing"
"github.com/pingcap/failpoint"
"github.com/pingcap/tidb/config"
"github.com/pingcap/tidb/executor"
"github.com/pingcap/tidb/kv"
"github.com/pingcap/tidb/parser/model"
"github.com/pingcap/tidb/parser/mysql"
"github.com/pingcap/tidb/planner/core"
"github.com/pingcap/tidb/session"
"github.com/pingcap/tidb/sessionctx"
"github.com/pingcap/tidb/sessionctx/stmtctx"
"github.com/pingcap/tidb/sessionctx/variable"
"github.com/pingcap/tidb/sessiontxn"
"github.com/pingcap/tidb/store/mockstore"
"github.com/pingcap/tidb/table"
"github.com/pingcap/tidb/table/tables"
"github.com/pingcap/tidb/testkit"
"github.com/pingcap/tidb/types"
"github.com/pingcap/tidb/util"
"github.com/pingcap/tidb/util/mock"
"github.com/stretchr/testify/require"
)
func TestInsert(t *testing.T) {
store := testkit.CreateMockStore(t)
tk := testkit.NewTestKit(t, store)
tk.MustExec("use test")
testSQL := `drop table if exists insert_test;create table insert_test (id int PRIMARY KEY AUTO_INCREMENT, c1 int, c2 int, c3 int default 1);`
tk.MustExec(testSQL)
testSQL = `insert insert_test (c1) values (1),(2),(NULL);`
tk.MustExec(testSQL)
require.Equal(t, tk.Session().LastMessage(), "Records: 3 Duplicates: 0 Warnings: 0")
errInsertSelectSQL := `insert insert_test (c1) values ();`
tk.MustExec("begin")
err := tk.ExecToErr(errInsertSelectSQL)
require.Error(t, err)
tk.MustExec("rollback")
errInsertSelectSQL = `insert insert_test (c1, c2) values (1,2),(1);`
tk.MustExec("begin")
err = tk.ExecToErr(errInsertSelectSQL)
require.Error(t, err)
tk.MustExec("rollback")
errInsertSelectSQL = `insert insert_test (xxx) values (3);`
tk.MustExec("begin")
err = tk.ExecToErr(errInsertSelectSQL)
require.Error(t, err)
tk.MustExec("rollback")
errInsertSelectSQL = `insert insert_test_xxx (c1) values ();`
tk.MustExec("begin")
err = tk.ExecToErr(errInsertSelectSQL)
require.Error(t, err)
tk.MustExec("rollback")
insertSetSQL := `insert insert_test set c1 = 3;`
tk.MustExec(insertSetSQL)
require.Empty(t, tk.Session().LastMessage())
errInsertSelectSQL = `insert insert_test set c1 = 4, c1 = 5;`
tk.MustExec("begin")
err = tk.ExecToErr(errInsertSelectSQL)
require.Error(t, err)
tk.MustExec("rollback")
errInsertSelectSQL = `insert insert_test set xxx = 6;`
tk.MustExec("begin")
err = tk.ExecToErr(errInsertSelectSQL)
require.Error(t, err)
tk.MustExec("rollback")
insertSelectSQL := `create table insert_test_1 (id int, c1 int);`
tk.MustExec(insertSelectSQL)
insertSelectSQL = `insert insert_test_1 select id, c1 from insert_test;`
tk.MustExec(insertSelectSQL)
require.Equal(t, tk.Session().LastMessage(), "Records: 4 Duplicates: 0 Warnings: 0")
insertSelectSQL = `create table insert_test_2 (id int, c1 int);`
tk.MustExec(insertSelectSQL)
insertSelectSQL = `insert insert_test_1 select id, c1 from insert_test union select id * 10, c1 * 10 from insert_test;`
tk.MustExec(insertSelectSQL)
require.Equal(t, tk.Session().LastMessage(), "Records: 8 Duplicates: 0 Warnings: 0")
errInsertSelectSQL = `insert insert_test_1 select c1 from insert_test;`
tk.MustExec("begin")
err = tk.ExecToErr(errInsertSelectSQL)
require.Error(t, err)
tk.MustExec("rollback")
errInsertSelectSQL = `insert insert_test_1 values(default, default, default, default, default)`
tk.MustExec("begin")
err = tk.ExecToErr(errInsertSelectSQL)
require.Error(t, err)
tk.MustExec("rollback")
// Updating column is PK handle.
// Make sure the record is "1, 1, nil, 1".
r := tk.MustQuery("select * from insert_test where id = 1;")
rowStr := fmt.Sprintf("%v %v %v %v", "1", "1", nil, "1")
r.Check(testkit.Rows(rowStr))
insertSQL := `insert into insert_test (id, c3) values (1, 2) on duplicate key update id=values(id), c2=10;`
tk.MustExec(insertSQL)
require.Empty(t, tk.Session().LastMessage())
r = tk.MustQuery("select * from insert_test where id = 1;")
rowStr = fmt.Sprintf("%v %v %v %v", "1", "1", "10", "1")
r.Check(testkit.Rows(rowStr))
insertSQL = `insert into insert_test (id, c2) values (1, 1) on duplicate key update insert_test.c2=10;`
tk.MustExec(insertSQL)
require.Empty(t, tk.Session().LastMessage())
err = tk.ExecToErr(`insert into insert_test (id, c2) values(1, 1) on duplicate key update t.c2 = 10`)
require.Error(t, err)
// for on duplicate key
insertSQL = `INSERT INTO insert_test (id, c3) VALUES (1, 2) ON DUPLICATE KEY UPDATE c3=values(c3)+c3+3;`
tk.MustExec(insertSQL)
require.Empty(t, tk.Session().LastMessage())
r = tk.MustQuery("select * from insert_test where id = 1;")
rowStr = fmt.Sprintf("%v %v %v %v", "1", "1", "10", "6")
r.Check(testkit.Rows(rowStr))
// for on duplicate key with ignore
insertSQL = `INSERT IGNORE INTO insert_test (id, c3) VALUES (1, 2) ON DUPLICATE KEY UPDATE c3=values(c3)+c3+3;`
tk.MustExec(insertSQL)
require.Empty(t, tk.Session().LastMessage())
r = tk.MustQuery("select * from insert_test where id = 1;")
rowStr = fmt.Sprintf("%v %v %v %v", "1", "1", "10", "11")
r.Check(testkit.Rows(rowStr))
tk.MustExec("create table insert_err (id int, c1 varchar(8))")
err = tk.ExecToErr("insert insert_err values (1, 'abcdabcdabcd')")
require.True(t, types.ErrDataTooLong.Equal(err))
err = tk.ExecToErr("insert insert_err values (1, '你好，世界')")
require.NoError(t, err)
tk.MustExec("create table TEST1 (ID INT NOT NULL, VALUE INT DEFAULT NULL, PRIMARY KEY (ID))")
err = tk.ExecToErr("INSERT INTO TEST1(id,value) VALUE(3,3) on DUPLICATE KEY UPDATE VALUE=4")
require.NoError(t, err)
require.Empty(t, tk.Session().LastMessage())
tk.MustExec("create table t (id int)")
tk.MustExec("insert into t values(1)")
tk.MustExec("update t t1 set id = (select count(*) + 1 from t t2 where t1.id = t2.id)")
r = tk.MustQuery("select * from t;")
r.Check(testkit.Rows("2"))
// issue 3235
tk.MustExec("drop table if exists t")
tk.MustExec("create table t(c decimal(5, 5))")
err = tk.ExecToErr("insert into t value(0)")
require.NoError(t, err)
err = tk.ExecToErr("insert into t value(1)")
require.True(t, types.ErrWarnDataOutOfRange.Equal(err))
tk.MustExec("drop table if exists t")
tk.MustExec("create table t(c binary(255))")
err = tk.ExecToErr("insert into t value(1)")
require.NoError(t, err)
r = tk.MustQuery("select length(c) from t;")
r.Check(testkit.Rows("255"))
tk.MustExec("drop table if exists t")
tk.MustExec("create table t(c varbinary(255))")
err = tk.ExecToErr("insert into t value(1)")
require.NoError(t, err)
r = tk.MustQuery("select length(c) from t;")
r.Check(testkit.Rows("1"))
// issue 3509
tk.MustExec("drop table if exists t")
tk.MustExec("create table t(c int)")
tk.MustExec("set @origin_time_zone = @@time_zone")
tk.MustExec("set @@time_zone = '+08:00'")
err = tk.ExecToErr("insert into t value(Unix_timestamp('2002-10-27 01:00'))")
require.NoError(t, err)
r = tk.MustQuery("select * from t;")
r.Check(testkit.Rows("1035651600"))
tk.MustExec("set @@time_zone = @origin_time_zone")
// issue 3832
tk.MustExec("create table t1 (b char(0));")
err = tk.ExecToErr(`insert into t1 values ("");`)
require.NoError(t, err)
// issue 3895
tk.MustExec("USE test;")
tk.MustExec("DROP TABLE IF EXISTS t;")
tk.MustExec("CREATE TABLE t(a DECIMAL(4,2));")
tk.MustExec("INSERT INTO t VALUES (1.000001);")
r = tk.MustQuery("SHOW WARNINGS;")
// TODO: MySQL8.0 reports Note 1265 Data truncated for column 'a' at row 1
r.Check(testkit.Rows("Warning 1366 Incorrect decimal value: '1.000001' for column 'a' at row 1"))
tk.MustExec("INSERT INTO t VALUES (1.000000);")
r = tk.MustQuery("SHOW WARNINGS;")
r.Check(testkit.Rows())
// issue 4653
tk.MustExec("DROP TABLE IF EXISTS t;")
tk.MustExec("CREATE TABLE t(a datetime);")
err = tk.ExecToErr("INSERT INTO t VALUES('2017-00-00')")
require.Error(t, err)
tk.MustExec("set sql_mode = ''")
tk.MustExec("INSERT INTO t VALUES('2017-00-00')")
r = tk.MustQuery("SELECT * FROM t;")
r.Check(testkit.Rows("2017-00-00 00:00:00"))
tk.MustExec("set sql_mode = 'strict_all_tables';")
r = tk.MustQuery("SELECT * FROM t;")
r.Check(testkit.Rows("2017-00-00 00:00:00"))
// test auto_increment with unsigned.
tk.MustExec("drop table if exists test")
tk.MustExec("CREATE TABLE test(id int(10) UNSIGNED NOT NULL AUTO_INCREMENT, p int(10) UNSIGNED NOT NULL, PRIMARY KEY(p), KEY(id))")
tk.MustExec("insert into test(p) value(1)")
tk.MustQuery("select * from test").Check(testkit.Rows("1 1"))
tk.MustQuery("select * from test use index (id) where id = 1").Check(testkit.Rows("1 1"))
tk.MustExec("insert into test values(NULL, 2)")
tk.MustQuery("select * from test use index (id) where id = 2").Check(testkit.Rows("2 2"))
tk.MustExec("insert into test values(2, 3)")
tk.MustQuery("select * from test use index (id) where id = 2").Check(testkit.Rows("2 2", "2 3"))
// issue 6360
tk.MustExec("drop table if exists t;")
tk.MustExec("create table t(a bigint unsigned);")
tk.MustExec(" set @orig_sql_mode = @@sql_mode; set @@sql_mode = 'strict_all_tables';")
err = tk.ExecToErr("insert into t value (-1);")
require.True(t, types.ErrWarnDataOutOfRange.Equal(err))
tk.MustExec("set @@sql_mode = '';")
tk.MustExec("insert into t value (-1);")
tk.MustQuery("show warnings").Check(testkit.Rows("Warning 1264 Out of range value for column 'a' at row 1"))
tk.MustExec("insert into t select -1;")
tk.MustQuery("show warnings").Check(testkit.Rows("Warning 1690 constant -1 overflows bigint"))
tk.MustExec("insert into t select cast(-1 as unsigned);")
tk.MustExec("insert into t value (-1.111);")
tk.MustQuery("show warnings").Check(testkit.Rows("Warning 1264 Out of range value for column 'a' at row 1"))
tk.MustExec("insert into t value ('-1.111');")
tk.MustQuery("show warnings").Check(testkit.Rows("Warning 1264 Out of range value for column 'a' at row 1"))
tk.MustExec("update t set a = -1 limit 1;")
tk.MustQuery("show warnings").Check(testkit.Rows("Warning 1690 constant -1 overflows bigint"))
r = tk.MustQuery("select * from t;")
r.Check(testkit.Rows("0", "0", "18446744073709551615", "0", "0"))
tk.MustExec("set @@sql_mode = @orig_sql_mode;")
// issue 6424 & issue 20207
tk.MustExec("drop table if exists t")
tk.MustExec("create table t(a time(6))")
tk.MustExec("insert into t value('20070219173709.055870'), ('20070219173709.055'), ('20070219173709.055870123')")
tk.MustQuery("select * from t").Check(testkit.Rows("17:37:09.055870", "17:37:09.055000", "17:37:09.055870"))
tk.MustExec("truncate table t")
tk.MustExec("insert into t value(20070219173709.055870), (20070219173709.055), (20070219173709.055870123)")
tk.MustQuery("select * from t").Check(testkit.Rows("17:37:09.055870", "17:37:09.055000", "17:37:09.055870"))
err = tk.ExecToErr("insert into t value(-20070219173709.055870)")
require.EqualError(t, err, "[table:1292]Incorrect time value: '-20070219173709.055870' for column 'a' at row 1")
tk.MustExec("drop table if exists t")
tk.MustExec("set @@sql_mode=''")
tk.MustExec("create table t(a float unsigned, b double unsigned)")
tk.MustExec("insert into t value(-1.1, -1.1), (-2.1, -2.1), (0, 0), (1.1, 1.1)")
tk.MustQuery("show warnings").
Check(testkit.Rows("Warning 1264 Out of range value for column 'a' at row 1", "Warning 1264 Out of range value for column 'b' at row 1",
"Warning 1264 Out of range value for column 'a' at row 2", "Warning 1264 Out of range value for column 'b' at row 2"))
tk.MustQuery("select * from t").Check(testkit.Rows("0 0", "0 0", "0 0", "1.1 1.1"))
// issue 7061
tk.MustExec("drop table if exists t")
tk.MustExec("create table t(a int default 1, b int default 2)")
tk.MustExec("insert into t values(default, default)")
tk.MustQuery("select * from t").Check(testkit.Rows("1 2"))
tk.MustExec("truncate table t")
tk.MustExec("insert into t values(default(b), default(a))")
tk.MustQuery("select * from t").Check(testkit.Rows("2 1"))
tk.MustExec("truncate table t")
tk.MustExec("insert into t (b) values(default)")
tk.MustQuery("select * from t").Check(testkit.Rows("1 2"))
tk.MustExec("truncate table t")
tk.MustExec("insert into t (b) values(default(a))")
tk.MustQuery("select * from t").Check(testkit.Rows("1 1"))
tk.MustExec("create view v as select * from t")
err = tk.ExecToErr("insert into v values(1,2)")
require.EqualError(t, err, "insert into view v is not supported now")
err = tk.ExecToErr("replace into v values(1,2)")
require.EqualError(t, err, "replace into view v is not supported now")
tk.MustExec("drop view v")
tk.MustExec("create sequence seq")
err = tk.ExecToErr("insert into seq values()")
require.EqualError(t, err, "insert into sequence seq is not supported now")
err = tk.ExecToErr("replace into seq values()")
require.EqualError(t, err, "replace into sequence seq is not supported now")
tk.MustExec("drop sequence seq")
// issue 22851
tk.MustExec("drop table if exists t")
tk.MustExec("create table t(name varchar(255), b int, c int, primary key(name(2)))")
tk.MustExec("insert into t(name, b) values(\"cha\", 3)")
err = tk.ExecToErr("insert into t(name, b) values(\"chb\", 3)")
require.EqualError(t, err, "[kv:1062]Duplicate entry 'ch' for key 't.PRIMARY'")
tk.MustExec("insert into t(name, b) values(\"测试\", 3)")
err = tk.ExecToErr("insert into t(name, b) values(\"测试\", 3)")
require.EqualError(t, err, "[kv:1062]Duplicate entry '\xe6\xb5' for key 't.PRIMARY'")
}
func TestMultiBatch(t *testing.T) {
store := testkit.CreateMockStore(t)
tk := testkit.NewTestKit(t, store)
tk.MustExec("use test")
tk.MustExec("drop table if exists t,t0")
tk.MustExec("create table t0 (i int)")
tk.MustExec("insert into t0 values (1), (1)")
tk.MustExec("create table t (i int unique key)")
tk.MustExec("set @@tidb_dml_batch_size = 1")
tk.MustExec("insert ignore into t select * from t0")
tk.MustExec("admin check table t")
}
func TestInsertAutoInc(t *testing.T) {
store := testkit.CreateMockStore(t)
tk := testkit.NewTestKit(t, store)
tk.MustExec("use test")
createSQL := `drop table if exists insert_autoinc_test; create table insert_autoinc_test (id int primary key auto_increment, c1 int);`
tk.MustExec(createSQL)
insertSQL := `insert into insert_autoinc_test(c1) values (1), (2)`
tk.MustExec(insertSQL)
tk.MustExec("begin")
r := tk.MustQuery("select * from insert_autoinc_test;")
rowStr1 := fmt.Sprintf("%v %v", "1", "1")
rowStr2 := fmt.Sprintf("%v %v", "2", "2")
r.Check(testkit.Rows(rowStr1, rowStr2))
tk.MustExec("commit")
tk.MustExec("begin")
insertSQL = `insert into insert_autoinc_test(id, c1) values (5,5)`
tk.MustExec(insertSQL)
insertSQL = `insert into insert_autoinc_test(c1) values (6)`
tk.MustExec(insertSQL)
tk.MustExec("commit")
tk.MustExec("begin")
r = tk.MustQuery("select * from insert_autoinc_test;")
rowStr3 := fmt.Sprintf("%v %v", "5", "5")
rowStr4 := fmt.Sprintf("%v %v", "6", "6")
r.Check(testkit.Rows(rowStr1, rowStr2, rowStr3, rowStr4))
tk.MustExec("commit")
tk.MustExec("begin")
insertSQL = `insert into insert_autoinc_test(id, c1) values (3,3)`
tk.MustExec(insertSQL)
tk.MustExec("commit")
tk.MustExec("begin")
r = tk.MustQuery("select * from insert_autoinc_test;")
rowStr5 := fmt.Sprintf("%v %v", "3", "3")
r.Check(testkit.Rows(rowStr1, rowStr2, rowStr5, rowStr3, rowStr4))
tk.MustExec("commit")
tk.MustExec("begin")
insertSQL = `insert into insert_autoinc_test(c1) values (7)`
tk.MustExec(insertSQL)
tk.MustExec("commit")
tk.MustExec("begin")
r = tk.MustQuery("select * from insert_autoinc_test;")
rowStr6 := fmt.Sprintf("%v %v", "7", "7")
r.Check(testkit.Rows(rowStr1, rowStr2, rowStr5, rowStr3, rowStr4, rowStr6))
tk.MustExec("commit")
// issue-962
createSQL = `drop table if exists insert_autoinc_test; create table insert_autoinc_test (id int primary key auto_increment, c1 int);`
tk.MustExec(createSQL)
insertSQL = `insert into insert_autoinc_test(id, c1) values (0.3, 1)`
tk.MustExec(insertSQL)
r = tk.MustQuery("select * from insert_autoinc_test;")
rowStr1 = fmt.Sprintf("%v %v", "1", "1")
r.Check(testkit.Rows(rowStr1))
insertSQL = `insert into insert_autoinc_test(id, c1) values (-0.3, 2)`
tk.MustExec(insertSQL)
r = tk.MustQuery("select * from insert_autoinc_test;")
rowStr2 = fmt.Sprintf("%v %v", "2", "2")
r.Check(testkit.Rows(rowStr1, rowStr2))
insertSQL = `insert into insert_autoinc_test(id, c1) values (-3.3, 3)`
tk.MustExec(insertSQL)
r = tk.MustQuery("select * from insert_autoinc_test;")
rowStr3 = fmt.Sprintf("%v %v", "-3", "3")
r.Check(testkit.Rows(rowStr3, rowStr1, rowStr2))
insertSQL = `insert into insert_autoinc_test(id, c1) values (4.3, 4)`
tk.MustExec(insertSQL)
r = tk.MustQuery("select * from insert_autoinc_test;")
rowStr4 = fmt.Sprintf("%v %v", "4", "4")
r.Check(testkit.Rows(rowStr3, rowStr1, rowStr2, rowStr4))
insertSQL = `insert into insert_autoinc_test(c1) values (5)`
tk.MustExec(insertSQL)
r = tk.MustQuery("select * from insert_autoinc_test;")
rowStr5 = fmt.Sprintf("%v %v", "5", "5")
r.Check(testkit.Rows(rowStr3, rowStr1, rowStr2, rowStr4, rowStr5))
insertSQL = `insert into insert_autoinc_test(id, c1) values (null, 6)`
tk.MustExec(insertSQL)
r = tk.MustQuery("select * from insert_autoinc_test;")
rowStr6 = fmt.Sprintf("%v %v", "6", "6")
r.Check(testkit.Rows(rowStr3, rowStr1, rowStr2, rowStr4, rowStr5, rowStr6))
// SQL_MODE=NO_AUTO_VALUE_ON_ZERO
createSQL = `drop table if exists insert_autoinc_test; create table insert_autoinc_test (id int primary key auto_increment, c1 int);`
tk.MustExec(createSQL)
insertSQL = `insert into insert_autoinc_test(id, c1) values (5, 1)`
tk.MustExec(insertSQL)
r = tk.MustQuery("select * from insert_autoinc_test;")
rowStr1 = fmt.Sprintf("%v %v", "5", "1")
r.Check(testkit.Rows(rowStr1))
insertSQL = `insert into insert_autoinc_test(id, c1) values (0, 2)`
tk.MustExec(insertSQL)
r = tk.MustQuery("select * from insert_autoinc_test;")
rowStr2 = fmt.Sprintf("%v %v", "6", "2")
r.Check(testkit.Rows(rowStr1, rowStr2))
insertSQL = `insert into insert_autoinc_test(id, c1) values (0, 3)`
tk.MustExec(insertSQL)
r = tk.MustQuery("select * from insert_autoinc_test;")
rowStr3 = fmt.Sprintf("%v %v", "7", "3")
r.Check(testkit.Rows(rowStr1, rowStr2, rowStr3))
tk.MustExec("set SQL_MODE=NO_AUTO_VALUE_ON_ZERO")
insertSQL = `insert into insert_autoinc_test(id, c1) values (0, 4)`
tk.MustExec(insertSQL)
r = tk.MustQuery("select * from insert_autoinc_test;")
rowStr4 = fmt.Sprintf("%v %v", "0", "4")
r.Check(testkit.Rows(rowStr4, rowStr1, rowStr2, rowStr3))
insertSQL = `insert into insert_autoinc_test(id, c1) values (0, 5)`
err := tk.ExecToErr(insertSQL)
// ERROR 1062 (23000): Duplicate entry '0' for key 'PRIMARY'
require.Error(t, err)
insertSQL = `insert into insert_autoinc_test(c1) values (6)`
tk.MustExec(insertSQL)
r = tk.MustQuery("select * from insert_autoinc_test;")
rowStr5 = fmt.Sprintf("%v %v", "8", "6")
r.Check(testkit.Rows(rowStr4, rowStr1, rowStr2, rowStr3, rowStr5))
insertSQL = `insert into insert_autoinc_test(id, c1) values (null, 7)`
tk.MustExec(insertSQL)
r = tk.MustQuery("select * from insert_autoinc_test;")
rowStr6 = fmt.Sprintf("%v %v", "9", "7")
r.Check(testkit.Rows(rowStr4, rowStr1, rowStr2, rowStr3, rowStr5, rowStr6))
tk.MustExec("set SQL_MODE='';")
insertSQL = `insert into insert_autoinc_test(id, c1) values (0, 8)`
tk.MustExec(insertSQL)
r = tk.MustQuery("select * from insert_autoinc_test;")
rowStr7 := fmt.Sprintf("%v %v", "10", "8")
r.Check(testkit.Rows(rowStr4, rowStr1, rowStr2, rowStr3, rowStr5, rowStr6, rowStr7))
insertSQL = `insert into insert_autoinc_test(id, c1) values (null, 9)`
tk.MustExec(insertSQL)
r = tk.MustQuery("select * from insert_autoinc_test;")
rowStr8 := fmt.Sprintf("%v %v", "11", "9")
r.Check(testkit.Rows(rowStr4, rowStr1, rowStr2, rowStr3, rowStr5, rowStr6, rowStr7, rowStr8))
}
func TestInsertIgnore(t *testing.T) {
store := testkit.CreateMockStore(t)
var cfg kv.InjectionConfig
tk := testkit.NewTestKit(t, kv.NewInjectedStore(store, &cfg))
tk.MustExec("use test")
testSQL := `drop table if exists t;
create table t (id int PRIMARY KEY AUTO_INCREMENT, c1 int unique key);`
tk.MustExec(testSQL)
testSQL = `insert into t values (1, 2);`
tk.MustExec(testSQL)
require.Empty(t, tk.Session().LastMessage())
r := tk.MustQuery("select * from t;")
rowStr := fmt.Sprintf("%v %v", "1", "2")
r.Check(testkit.Rows(rowStr))
tk.MustExec("insert ignore into t values (1, 3), (2, 3)")
require.Equal(t, tk.Session().LastMessage(), "Records: 2 Duplicates: 1 Warnings: 1")
r = tk.MustQuery("select * from t;")
rowStr1 := fmt.Sprintf("%v %v", "2", "3")
r.Check(testkit.Rows(rowStr, rowStr1))
tk.MustExec("insert ignore into t values (3, 4), (3, 4)")
require.Equal(t, tk.Session().LastMessage(), "Records: 2 Duplicates: 1 Warnings: 1")
r = tk.MustQuery("select * from t;")
rowStr2 := fmt.Sprintf("%v %v", "3", "4")
r.Check(testkit.Rows(rowStr, rowStr1, rowStr2))
tk.MustExec("begin")
tk.MustExec("insert ignore into t values (4, 4), (4, 5), (4, 6)")
require.Equal(t, tk.Session().LastMessage(), "Records: 3 Duplicates: 2 Warnings: 2")
r = tk.MustQuery("select * from t;")
rowStr3 := fmt.Sprintf("%v %v", "4", "5")
r.Check(testkit.Rows(rowStr, rowStr1, rowStr2, rowStr3))
tk.MustExec("commit")
cfg.SetGetError(errors.New("foo"))
err := tk.ExecToErr("insert ignore into t values (1, 3)")
require.Error(t, err)
cfg.SetGetError(nil)
// for issue 4268
testSQL = `drop table if exists t;
create table t (a bigint);`
tk.MustExec(testSQL)
testSQL = "insert ignore into t select '1a';"
err = tk.ExecToErr(testSQL)
require.NoError(t, err)
require.Equal(t, tk.Session().LastMessage(), "Records: 1 Duplicates: 0 Warnings: 1")
r = tk.MustQuery("SHOW WARNINGS")
r.Check(testkit.Rows("Warning 1292 Truncated incorrect DOUBLE value: '1a'"))
testSQL = "insert ignore into t values ('1a')"
err = tk.ExecToErr(testSQL)
require.NoError(t, err)
require.Empty(t, tk.Session().LastMessage())
r = tk.MustQuery("SHOW WARNINGS")
// TODO: MySQL8.0 reports Warning 1265 Data truncated for column 'a' at row 1
r.Check(testkit.Rows("Warning 1366 Incorrect bigint value: '1a' for column 'a' at row 1"))
// for duplicates with warning
testSQL = `drop table if exists t;
create table t(a int primary key, b int);`
tk.MustExec(testSQL)
testSQL = "insert ignore into t values (1,1);"
tk.MustExec(testSQL)
require.Empty(t, tk.Session().LastMessage())
err = tk.ExecToErr(testSQL)
require.Empty(t, tk.Session().LastMessage())
require.NoError(t, err)
r = tk.MustQuery("SHOW WARNINGS")
r.Check(testkit.Rows("Warning 1062 Duplicate entry '1' for key 't.PRIMARY'"))
testSQL = `drop table if exists test;
create table test (i int primary key, j int unique);
begin;
insert into test values (1,1);
insert ignore into test values (2,1);
commit;`
tk.MustExec(testSQL)
testSQL = `select * from test;`
r = tk.MustQuery(testSQL)
r.Check(testkit.Rows("1 1"))
testSQL = `delete from test;
insert into test values (1, 1);
begin;
delete from test where i = 1;
insert ignore into test values (2, 1);
commit;`
tk.MustExec(testSQL)
testSQL = `select * from test;`
r = tk.MustQuery(testSQL)
r.Check(testkit.Rows("2 1"))
testSQL = `delete from test;
insert into test values (1, 1);
begin;
update test set i = 2, j = 2 where i = 1;
insert ignore into test values (1, 3);
insert ignore into test values (2, 4);
commit;`
tk.MustExec(testSQL)
testSQL = `select * from test order by i;`
r = tk.MustQuery(testSQL)
r.Check(testkit.Rows("1 3", "2 2"))
testSQL = `create table badnull (i int not null)`
tk.MustExec(testSQL)
testSQL = `insert ignore into badnull values (null)`
tk.MustExec(testSQL)
require.Empty(t, tk.Session().LastMessage())
tk.MustQuery("show warnings").Check(testkit.Rows("Warning 1048 Column 'i' cannot be null"))
testSQL = `select * from badnull`
tk.MustQuery(testSQL).Check(testkit.Rows("0"))
tk.MustExec("create table tp (id int) partition by range (id) (partition p0 values less than (1), partition p1 values less than(2))")
tk.MustExec("insert ignore into tp values (1), (3)")
tk.MustQuery("show warnings").Check(testkit.Rows("Warning 1526 Table has no partition for value 3"))
}
func TestInsertOnDup(t *testing.T) {
store := testkit.CreateMockStore(t)
var cfg kv.InjectionConfig
tk := testkit.NewTestKit(t, kv.NewInjectedStore(store, &cfg))
tk.MustExec("use test")
testSQL := `drop table if exists t;
create table t (i int unique key);`
tk.MustExec(testSQL)
testSQL = `insert into t values (1),(2);`
tk.MustExec(testSQL)
require.Equal(t, tk.Session().LastMessage(), "Records: 2 Duplicates: 0 Warnings: 0")
r := tk.MustQuery("select * from t;")
rowStr1 := fmt.Sprintf("%v", "1")
rowStr2 := fmt.Sprintf("%v", "2")
r.Check(testkit.Rows(rowStr1, rowStr2))
tk.MustExec("insert into t values (1), (2) on duplicate key update i = values(i)")
require.Equal(t, tk.Session().LastMessage(), "Records: 2 Duplicates: 0 Warnings: 0")
r = tk.MustQuery("select * from t;")
r.Check(testkit.Rows(rowStr1, rowStr2))
tk.MustExec("insert into t values (2), (3) on duplicate key update i = 3")
require.Equal(t, tk.Session().LastMessage(), "Records: 2 Duplicates: 1 Warnings: 0")
r = tk.MustQuery("select * from t;")
rowStr3 := fmt.Sprintf("%v", "3")
r.Check(testkit.Rows(rowStr1, rowStr3))
testSQL = `drop table if exists t;
create table t (i int primary key, j int unique key);`
tk.MustExec(testSQL)
testSQL = `insert into t values (-1, 1);`
tk.MustExec(testSQL)
require.Empty(t, tk.Session().LastMessage())
r = tk.MustQuery("select * from t;")
rowStr1 = fmt.Sprintf("%v %v", "-1", "1")
r.Check(testkit.Rows(rowStr1))
tk.MustExec("insert into t values (1, 1) on duplicate key update j = values(j)")
require.Empty(t, tk.Session().LastMessage())
r = tk.MustQuery("select * from t;")
r.Check(testkit.Rows(rowStr1))
testSQL = `drop table if exists test;
create table test (i int primary key, j int unique);
begin;
insert into test values (1,1);
insert into test values (2,1) on duplicate key update i = -i, j = -j;
commit;`
tk.MustExec(testSQL)
testSQL = `select * from test;`
r = tk.MustQuery(testSQL)
r.Check(testkit.Rows("-1 -1"))
testSQL = `delete from test;
insert into test values (1, 1);
begin;
delete from test where i = 1;
insert into test values (2, 1) on duplicate key update i = -i, j = -j;
commit;`
tk.MustExec(testSQL)
testSQL = `select * from test;`
r = tk.MustQuery(testSQL)
r.Check(testkit.Rows("2 1"))
testSQL = `delete from test;
insert into test values (1, 1);
begin;
update test set i = 2, j = 2 where i = 1;
insert into test values (1, 3) on duplicate key update i = -i, j = -j;
insert into test values (2, 4) on duplicate key update i = -i, j = -j;
commit;`
tk.MustExec(testSQL)
testSQL = `select * from test order by i;`
r = tk.MustQuery(testSQL)
r.Check(testkit.Rows("-2 -2", "1 3"))
testSQL = `delete from test;
begin;
insert into test values (1, 3), (1, 3) on duplicate key update i = values(i), j = values(j);
commit;`
tk.MustExec(testSQL)
testSQL = `select * from test order by i;`
r = tk.MustQuery(testSQL)
r.Check(testkit.Rows("1 3"))
testSQL = `create table tmp (id int auto_increment, code int, primary key(id, code));
create table m (id int primary key auto_increment, code int unique);
insert tmp (code) values (1);
insert tmp (code) values (1);
set tidb_init_chunk_size=1;
insert m (code) select code from tmp on duplicate key update code = values(code);`
tk.MustExec(testSQL)
testSQL = `select * from m;`
r = tk.MustQuery(testSQL)
r.Check(testkit.Rows("1 1"))
// The following two cases are used for guaranteeing the last_insert_id
// to be set as the value of on-duplicate-update assigned.
testSQL = `DROP TABLE IF EXISTS t1;
CREATE TABLE t1 (f1 INT AUTO_INCREMENT PRIMARY KEY,
f2 VARCHAR(5) NOT NULL UNIQUE);
INSERT t1 (f2) VALUES ('test') ON DUPLICATE KEY UPDATE f1 = LAST_INSERT_ID(f1);`
tk.MustExec(testSQL)
require.Empty(t, tk.Session().LastMessage())
testSQL = `SELECT LAST_INSERT_ID();`
r = tk.MustQuery(testSQL)
r.Check(testkit.Rows("1"))
testSQL = `INSERT t1 (f2) VALUES ('test') ON DUPLICATE KEY UPDATE f1 = LAST_INSERT_ID(f1);`
tk.MustExec(testSQL)
require.Empty(t, tk.Session().LastMessage())
testSQL = `SELECT LAST_INSERT_ID();`
r = tk.MustQuery(testSQL)
r.Check(testkit.Rows("1"))
testSQL = `DROP TABLE IF EXISTS t1;
CREATE TABLE t1 (f1 INT AUTO_INCREMENT UNIQUE,
f2 VARCHAR(5) NOT NULL UNIQUE);
INSERT t1 (f2) VALUES ('test') ON DUPLICATE KEY UPDATE f1 = LAST_INSERT_ID(f1);`
tk.MustExec(testSQL)
require.Empty(t, tk.Session().LastMessage())
testSQL = `SELECT LAST_INSERT_ID();`
r = tk.MustQuery(testSQL)
r.Check(testkit.Rows("1"))
testSQL = `INSERT t1 (f2) VALUES ('test') ON DUPLICATE KEY UPDATE f1 = LAST_INSERT_ID(f1);`
tk.MustExec(testSQL)
require.Empty(t, tk.Session().LastMessage())
testSQL = `SELECT LAST_INSERT_ID();`
r = tk.MustQuery(testSQL)
r.Check(testkit.Rows("1"))
testSQL = `INSERT t1 (f2) VALUES ('test') ON DUPLICATE KEY UPDATE f1 = 2;`
tk.MustExec(testSQL)
require.Empty(t, tk.Session().LastMessage())
testSQL = `SELECT LAST_INSERT_ID();`
r = tk.MustQuery(testSQL)
r.Check(testkit.Rows("1"))
testSQL = `DROP TABLE IF EXISTS t1;
CREATE TABLE t1 (f1 INT);
INSERT t1 VALUES (1) ON DUPLICATE KEY UPDATE f1 = 1;`
tk.MustExec(testSQL)
require.Empty(t, tk.Session().LastMessage())
tk.MustQuery(`SELECT * FROM t1;`).Check(testkit.Rows("1"))
testSQL = `DROP TABLE IF EXISTS t1;
CREATE TABLE t1 (f1 INT PRIMARY KEY, f2 INT NOT NULL UNIQUE);
INSERT t1 VALUES (1, 1);`
tk.MustExec(testSQL)
require.Empty(t, tk.Session().LastMessage())
tk.MustExec(`INSERT t1 VALUES (1, 1), (1, 1) ON DUPLICATE KEY UPDATE f1 = 2, f2 = 2;`)
require.Equal(t, tk.Session().LastMessage(), "Records: 2 Duplicates: 1 Warnings: 0")
tk.MustQuery(`SELECT * FROM t1 order by f1;`).Check(testkit.Rows("1 1", "2 2"))
err := tk.ExecToErr(`INSERT t1 VALUES (1, 1) ON DUPLICATE KEY UPDATE f2 = null;`)
require.Error(t, err)
tk.MustExec(`INSERT IGNORE t1 VALUES (1, 1) ON DUPLICATE KEY UPDATE f2 = null;`)
require.Empty(t, tk.Session().LastMessage())
tk.MustQuery("show warnings").Check(testkit.Rows("Warning 1048 Column 'f2' cannot be null"))
tk.MustQuery(`SELECT * FROM t1 order by f1;`).Check(testkit.Rows("1 0", "2 2"))
tk.MustExec(`SET sql_mode='';`)
tk.MustExec(`INSERT t1 VALUES (1, 1) ON DUPLICATE KEY UPDATE f2 = null;`)
tk.MustQuery("show warnings").Check(testkit.Rows("Warning 1048 Column 'f2' cannot be null"))
tk.MustQuery(`SELECT * FROM t1 order by f1;`).Check(testkit.Rows("1 0", "2 2"))
}
func TestInsertIgnoreOnDup(t *testing.T) {
store := testkit.CreateMockStore(t)
tk := testkit.NewTestKit(t, store)
tk.MustExec("use test")
testSQL := `drop table if exists t;
create table t (i int not null primary key, j int unique key);`
tk.MustExec(testSQL)
testSQL = `insert into t values (1, 1), (2, 2);`
tk.MustExec(testSQL)
require.Equal(t, tk.Session().LastMessage(), "Records: 2 Duplicates: 0 Warnings: 0")
testSQL = `insert ignore into t values(1, 1) on duplicate key update i = 2;`
tk.MustExec(testSQL)
require.Empty(t, tk.Session().LastMessage())
testSQL = `select * from t;`
r := tk.MustQuery(testSQL)
r.Check(testkit.Rows("1 1", "2 2"))
testSQL = `insert ignore into t values(1, 1) on duplicate key update j = 2;`
tk.MustExec(testSQL)
require.Empty(t, tk.Session().LastMessage())
testSQL = `select * from t;`
r = tk.MustQuery(testSQL)
r.Check(testkit.Rows("1 1", "2 2"))
tk.MustExec("drop table if exists t2")
tk.MustExec("create table t2(`col_25` set('Alice','Bob','Charlie','David') NOT NULL,`col_26` date NOT NULL DEFAULT '2016-04-15', PRIMARY KEY (`col_26`) clustered, UNIQUE KEY `idx_9` (`col_25`,`col_26`),UNIQUE KEY `idx_10` (`col_25`))")
tk.MustExec("insert into t2(col_25, col_26) values('Bob', '1989-03-23'),('Alice', '2023-11-24'), ('Charlie', '2023-12-05')")
tk.MustExec("insert ignore into t2 (col_25,col_26) values ( 'Bob','1977-11-23' ) on duplicate key update col_25 = 'Alice', col_26 = '2036-12-13'")
tk.MustQuery("show warnings").Check(testkit.Rows("Warning 1062 Duplicate entry 'Alice' for key 't2.idx_10'"))
tk.MustQuery("select * from t2").Check(testkit.Rows("Bob 1989-03-23", "Alice 2023-11-24", "Charlie 2023-12-05"))
tk.MustExec("drop table if exists t4")
tk.MustExec("create table t4(id int primary key clustered, k int, v int, unique key uk1(k))")
tk.MustExec("insert into t4 values (1, 10, 100), (3, 30, 300)")
tk.MustExec("insert ignore into t4 (id, k, v) values(1, 0, 0) on duplicate key update id = 2, k = 30")
tk.MustQuery("show warnings").Check(testkit.Rows("Warning 1062 Duplicate entry '30' for key 't4.uk1'"))
tk.MustQuery("select * from t4").Check(testkit.Rows("1 10 100", "3 30 300"))
tk.MustExec("drop table if exists t5")
tk.MustExec("create table t5(k1 varchar(100), k2 varchar(100), uk1 int, v int, primary key(k1, k2) clustered, unique key ukk1(uk1), unique key ukk2(v))")
tk.MustExec("insert into t5(k1, k2, uk1, v) values('1', '1', 1, '100'), ('1', '3', 2, '200')")
tk.MustExec("update ignore t5 set k2 = '2', uk1 = 2 where k1 = '1' and k2 = '1'")
tk.MustQuery("show warnings").Check(testkit.Rows("Warning 1062 Duplicate entry '2' for key 't5.ukk1'"))
tk.MustQuery("select * from t5").Check(testkit.Rows("1 1 1 100", "1 3 2 200"))
tk.MustExec("drop table if exists t6")
tk.MustExec("create table t6 (a int, b int, c int, primary key(a, b) clustered, unique key idx_14(b), unique key idx_15(b), unique key idx_16(a, b))")
tk.MustExec("insert into t6 select 10, 10, 20")
tk.MustExec("insert ignore into t6 set a = 20, b = 10 on duplicate key update a = 100")
tk.MustQuery("select * from t6").Check(testkit.Rows("100 10 20"))
tk.MustExec("insert ignore into t6 set a = 200, b= 10 on duplicate key update c = 1000")
tk.MustQuery("select * from t6").Check(testkit.Rows("100 10 1000"))
}
func TestInsertSetWithDefault(t *testing.T) {
store := testkit.CreateMockStore(t)
tk := testkit.NewTestKit(t, store)
tk.MustExec("use test")
// Assign `DEFAULT` in `INSERT ... SET ...` statement
tk.MustExec("drop table if exists t1, t2;")
tk.MustExec("create table t1 (a int default 10, b int default 20);")
tk.MustExec("insert into t1 set a=default;")
tk.MustQuery("select * from t1;").Check(testkit.Rows("10 20"))
tk.MustExec("delete from t1;")
tk.MustExec("insert into t1 set b=default;")
tk.MustQuery("select * from t1;").Check(testkit.Rows("10 20"))
tk.MustExec("delete from t1;")
tk.MustExec("insert into t1 set b=default, a=1;")
tk.MustQuery("select * from t1;").Check(testkit.Rows("1 20"))
tk.MustExec("delete from t1;")
tk.MustExec("insert into t1 set a=default(a);")
tk.MustQuery("select * from t1;").Check(testkit.Rows("10 20"))
tk.MustExec("delete from t1;")
tk.MustExec("insert into t1 set a=default(b), b=default(a)")
tk.MustQuery("select * from t1;").Check(testkit.Rows("20 10"))
tk.MustExec("delete from t1;")
tk.MustExec("insert into t1 set a=default(b)+default(a);")
tk.MustQuery("select * from t1;").Check(testkit.Rows("30 20"))
// With generated columns
tk.MustExec("create table t2 (a int default 10 primary key, b int generated always as (-a) virtual, c int generated always as (-a) stored);")
tk.MustExec("insert into t2 set a=default;")
tk.MustQuery("select * from t2;").Check(testkit.Rows("10 -10 -10"))
tk.MustExec("delete from t2;")
tk.MustExec("insert into t2 set a=2, b=default;")
tk.MustQuery("select * from t2;").Check(testkit.Rows("2 -2 -2"))
tk.MustExec("delete from t2;")
tk.MustExec("insert into t2 set c=default, a=3;")
tk.MustQuery("select * from t2;").Check(testkit.Rows("3 -3 -3"))
tk.MustExec("delete from t2;")
tk.MustExec("insert into t2 set a=default, b=default, c=default;")
tk.MustQuery("select * from t2;").Check(testkit.Rows("10 -10 -10"))
tk.MustExec("delete from t2;")
tk.MustExec("insert into t2 set a=default(a), b=default, c=default;")
tk.MustQuery("select * from t2;").Check(testkit.Rows("10 -10 -10"))
tk.MustExec("delete from t2;")
// Looks like MySQL accepts this, but still the inserted value would be default(b) i.e. ignored
tk.MustGetErrCode("insert into t2 set b=default(a);", mysql.ErrBadGeneratedColumn)
// Looks like MySQL accepts this, but inserted values are all NULL
tk.MustGetErrCode("insert into t2 set a=default(b), b=default(b);", mysql.ErrBadGeneratedColumn)
tk.MustExec("insert into t2 set a=default(a), c=default(c)")
tk.MustGetErrCode("insert into t2 set a=default(a), c=default(a);", mysql.ErrBadGeneratedColumn)
tk.MustExec("insert into t2 set a=3, b=default, c=default(c) ON DUPLICATE KEY UPDATE b = default(b)")
// This fails most likely due only the generated column is updated -> no change -> duplicate key?
// Too odd to create a bug, better to have it documented by this test instead...
tk.MustGetErrCode("insert into t2 set a=3, b=default, c=default(c) ON DUPLICATE KEY UPDATE b = default(b)", mysql.ErrDupEntry)
tk.MustGetErrCode("insert into t2 set a=3, b=default, c=default(c) ON DUPLICATE KEY UPDATE b = default(a)", mysql.ErrBadGeneratedColumn)
tk.MustQuery("select * from t2").Sort().Check(testkit.Rows("10 -10 -10", "3 -3 -3"))
tk.MustExec("drop table t1, t2")
// Issue 29926
tk.MustExec("create table t1 (a int not null auto_increment,primary key(a), t timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP)")
defer tk.MustExec("drop table if exists t1")
tk.MustExec("set @@timestamp = 1637541064")
defer tk.MustExec("set @@timestamp = DEFAULT")
tk.MustExec("insert into t1 set a=default,t=default")
tk.MustQuery("show warnings").Check(testkit.Rows())
tk.MustExec("set @@timestamp = 1637541082")
tk.MustExec("insert into t1 VALUES (default,default)")
tk.MustQuery("select * from t1").Sort().Check(testkit.Rows(
"1 2021-11-22 08:31:04",
"2 2021-11-22 08:31:22"))
tk.MustExec("set @@timestamp = 1637541332")
tk.MustExec("insert into t1 set a=1,t='2001-02-03 04:05:06' ON DUPLICATE KEY UPDATE t = default")
tk.MustQuery("show warnings").Check(testkit.Rows())
tk.MustExec("insert into t1 set a=2,t='2001-02-03 04:05:06' ON DUPLICATE KEY UPDATE t = default(t)")
tk.MustQuery("show warnings").Check(testkit.Rows())
tk.MustQuery("select * from t1").Sort().Check(testkit.Rows(
"1 2021-11-22 08:35:32",
"2 2021-11-22 08:35:32"))
tk.MustExec(`DROP TABLE t1`)
tk.MustExec(`CREATE TABLE t1 (a int default 1 PRIMARY KEY, b int default 2)`)
tk.MustExec(`INSERT INTO t1 VALUES (2,2), (3,3)`)
tk.MustExec(`INSERT INTO t1 VALUES (3,2) ON DUPLICATE KEY UPDATE b = DEFAULT(a)`)
tk.MustExec(`INSERT INTO t1 SET a = 2, b = 3 ON DUPLICATE KEY UPDATE b = DEFAULT(a)`)
tk.MustQuery("show warnings").Check(testkit.Rows())
tk.MustQuery("select * from t1").Sort().Check(testkit.Rows(
"2 1",
"3 1"))
}
func TestInsertOnDupUpdateDefault(t *testing.T) {
store := testkit.CreateMockStore(t)
tk := testkit.NewTestKit(t, store)
tk.MustExec("use test")
// Assign `DEFAULT` in `INSERT ... ON DUPLICATE KEY UPDATE ...` statement
tk.MustExec("drop table if exists t1, t2;")
tk.MustExec("create table t1 (a int unique, b int default 20, c int default 30);")
tk.MustExec("insert into t1 values (1,default,default);")
tk.MustExec("insert into t1 values (1,default,default) on duplicate key update b=default;")
tk.MustQuery("select * from t1;").Check(testkit.Rows("1 20 30"))
tk.MustExec("insert into t1 values (1,default,default) on duplicate key update c=default, b=default;")
tk.MustQuery("select * from t1;").Check(testkit.Rows("1 20 30"))
tk.MustExec("insert into t1 values (1,default,default) on duplicate key update c=default, a=2")
tk.MustQuery("select * from t1;").Check(testkit.Rows("2 20 30"))
tk.MustExec("insert into t1 values (2,default,default) on duplicate key update c=default(b)")
tk.MustQuery("select * from t1;").Check(testkit.Rows("2 20 20"))
tk.MustExec("insert into t1 values (2,default,default) on duplicate key update a=default(b)+default(c)")
tk.MustQuery("select * from t1;").Check(testkit.Rows("50 20 20"))
// With generated columns
tk.MustExec("create table t2 (a int unique, b int generated always as (-a) virtual, c int generated always as (-a) stored);")
tk.MustExec("insert into t2 values (1,default,default);")
tk.MustExec("insert into t2 values (1,default,default) on duplicate key update a=2, b=default;")
tk.MustQuery("select * from t2").Check(testkit.Rows("2 -2 -2"))
tk.MustExec("insert into t2 values (2,default,default) on duplicate key update a=3, c=default;")
tk.MustQuery("select * from t2").Check(testkit.Rows("3 -3 -3"))
tk.MustExec("insert into t2 values (3,default,default) on duplicate key update c=default, b=default, a=4;")
tk.MustQuery("select * from t2").Check(testkit.Rows("4 -4 -4"))
tk.MustExec("insert into t2 values (4,default,default) on duplicate key update b=default, a=5, c=default;")
tk.MustQuery("select * from t2").Check(testkit.Rows("5 -5 -5"))
tk.MustGetErrCode("insert into t2 values (5,default,default) on duplicate key update b=default(a);", mysql.ErrBadGeneratedColumn)
tk.MustExec("insert into t2 values (5,default,default) on duplicate key update a=default(a), c=default(c)")
tk.MustQuery("select * from t2").Check(testkit.Rows("<nil> <nil> <nil>"))
tk.MustExec("delete from t2")
tk.MustExec("insert into t2 (a) values (1);")
tk.MustExec("insert into t2 values (1,default,default) on duplicate key update a=default(b), b=default(b);")
tk.MustQuery("select * from t2").Check(testkit.Rows("<nil> <nil> <nil>"))
tk.MustExec("delete from t2")
tk.MustExec("insert into t2 (a) values (1);")
tk.MustGetErrCode("insert into t2 values (1,default,default) on duplicate key update a=default(a), c=default(a);", mysql.ErrBadGeneratedColumn)
tk.MustExec("drop table t1, t2")
tk.MustExec("set @@tidb_txn_mode = 'pessimistic'")
tk.MustExec("create table t ( c_int int, c_string varchar(40) collate utf8mb4_bin , primary key (c_string), unique key (c_int));")
tk.MustExec("insert into t values (22, 'gold witch'), (24, 'gray singer'), (21, 'silver sight');")
tk.MustExec("begin;")
err := tk.ExecToErr("insert into t values (21,'black warlock'), (22, 'dark sloth'), (21, 'cyan song') on duplicate key update c_int = c_int + 1, c_string = concat(c_int, ':', c_string);")
require.True(t, kv.ErrKeyExists.Equal(err))
tk.MustExec("commit;")
tk.MustQuery("select * from t order by c_int;").Check(testkit.RowsWithSep("|", "21|silver sight", "22|gold witch", "24|gray singer"))
tk.MustExec("drop table t;")
}
func TestReplace(t *testing.T) {
store := testkit.CreateMockStore(t)
tk := testkit.NewTestKit(t, store)
tk.MustExec("use test")
testSQL := `drop table if exists replace_test;
create table replace_test (id int PRIMARY KEY AUTO_INCREMENT, c1 int, c2 int, c3 int default 1);`
tk.MustExec(testSQL)
testSQL = `replace replace_test (c1) values (1),(2),(NULL);`
tk.MustExec(testSQL)
require.Equal(t, tk.Session().LastMessage(), "Records: 3 Duplicates: 0 Warnings: 0")
errReplaceSQL := `replace replace_test (c1) values ();`
tk.MustExec("begin")
err := tk.ExecToErr(errReplaceSQL)
require.Error(t, err)
tk.MustExec("rollback")
errReplaceSQL = `replace replace_test (c1, c2) values (1,2),(1);`
tk.MustExec("begin")
err = tk.ExecToErr(errReplaceSQL)
require.Error(t, err)
tk.MustExec("rollback")
errReplaceSQL = `replace replace_test (xxx) values (3);`
tk.MustExec("begin")
err = tk.ExecToErr(errReplaceSQL)
require.Error(t, err)
tk.MustExec("rollback")
errReplaceSQL = `replace replace_test_xxx (c1) values ();`
tk.MustExec("begin")
err = tk.ExecToErr(errReplaceSQL)
require.Error(t, err)
tk.MustExec("rollback")
replaceSetSQL := `replace replace_test set c1 = 3;`
tk.MustExec(replaceSetSQL)
require.Empty(t, tk.Session().LastMessage())
errReplaceSetSQL := `replace replace_test set c1 = 4, c1 = 5;`
tk.MustExec("begin")
err = tk.ExecToErr(errReplaceSetSQL)
require.Error(t, err)
tk.MustExec("rollback")
errReplaceSetSQL = `replace replace_test set xxx = 6;`
tk.MustExec("begin")
err = tk.ExecToErr(errReplaceSetSQL)
require.Error(t, err)
tk.MustExec("rollback")