mirror of
https://github.com/MariaDB/server.git
synced 2025-10-30 04:26:45 +03:00
186 lines
2.6 KiB
Plaintext
186 lines
2.6 KiB
Plaintext
stop slave;
|
|
drop table if exists t1,t2,t3,t4,t5,t6,t7,t8,t9;
|
|
reset master;
|
|
reset slave;
|
|
drop table if exists t1,t2,t3,t4,t5,t6,t7,t8,t9;
|
|
start slave;
|
|
create table t1 (a int not null auto_increment,b int, primary key (a)) engine=myisam auto_increment=3;
|
|
insert into t1 values (NULL,1),(NULL,2),(NULL,3);
|
|
select * from t1;
|
|
a b
|
|
12 1
|
|
22 2
|
|
32 3
|
|
select * from t1;
|
|
a b
|
|
12 1
|
|
22 2
|
|
32 3
|
|
drop table t1;
|
|
create table t1 (a int not null auto_increment,b int, primary key (a)) engine=myisam;
|
|
insert into t1 values (1,1),(NULL,2),(3,3),(NULL,4);
|
|
delete from t1 where b=4;
|
|
insert into t1 values (NULL,5),(NULL,6);
|
|
select * from t1;
|
|
a b
|
|
1 1
|
|
2 2
|
|
3 3
|
|
22 5
|
|
32 6
|
|
select * from t1;
|
|
a b
|
|
1 1
|
|
2 2
|
|
3 3
|
|
22 5
|
|
32 6
|
|
drop table t1;
|
|
set @@session.auto_increment_increment=100, @@session.auto_increment_offset=10;
|
|
show variables like "%auto_inc%";
|
|
Variable_name Value
|
|
auto_increment_increment 100
|
|
auto_increment_offset 10
|
|
create table t1 (a int not null auto_increment, primary key (a)) engine=myisam;
|
|
insert into t1 values (NULL),(5),(NULL);
|
|
insert into t1 values (250),(NULL);
|
|
select * from t1;
|
|
a
|
|
5
|
|
10
|
|
110
|
|
250
|
|
310
|
|
insert into t1 values (1000);
|
|
set @@insert_id=400;
|
|
insert into t1 values(NULL),(NULL);
|
|
select * from t1;
|
|
a
|
|
5
|
|
10
|
|
110
|
|
250
|
|
310
|
|
400
|
|
410
|
|
1000
|
|
select * from t1;
|
|
a
|
|
5
|
|
10
|
|
110
|
|
250
|
|
310
|
|
400
|
|
410
|
|
1000
|
|
drop table t1;
|
|
create table t1 (a int not null auto_increment, primary key (a)) engine=innodb;
|
|
insert into t1 values (NULL),(5),(NULL);
|
|
insert into t1 values (250),(NULL);
|
|
select * from t1;
|
|
a
|
|
5
|
|
10
|
|
110
|
|
250
|
|
310
|
|
insert into t1 values (1000);
|
|
set @@insert_id=400;
|
|
insert into t1 values(NULL),(NULL);
|
|
select * from t1;
|
|
a
|
|
5
|
|
10
|
|
110
|
|
250
|
|
310
|
|
400
|
|
410
|
|
1000
|
|
select * from t1;
|
|
a
|
|
5
|
|
10
|
|
110
|
|
250
|
|
310
|
|
400
|
|
410
|
|
1000
|
|
drop table t1;
|
|
set @@session.auto_increment_increment=1, @@session.auto_increment_offset=1;
|
|
create table t1 (a int not null auto_increment, primary key (a)) engine=myisam;
|
|
insert into t1 values (NULL),(5),(NULL),(NULL);
|
|
insert into t1 values (500),(NULL),(502),(NULL),(NULL);
|
|
select * from t1;
|
|
a
|
|
1
|
|
5
|
|
6
|
|
7
|
|
500
|
|
501
|
|
502
|
|
503
|
|
504
|
|
set @@insert_id=600;
|
|
insert into t1 values(600),(NULL),(NULL);
|
|
ERROR 23000: Duplicate entry '600' for key 1
|
|
set @@insert_id=600;
|
|
insert ignore into t1 values(600),(NULL),(NULL),(610),(NULL);
|
|
select * from t1;
|
|
a
|
|
1
|
|
5
|
|
6
|
|
7
|
|
500
|
|
501
|
|
502
|
|
503
|
|
504
|
|
600
|
|
610
|
|
611
|
|
select * from t1;
|
|
a
|
|
1
|
|
5
|
|
6
|
|
7
|
|
500
|
|
501
|
|
502
|
|
503
|
|
504
|
|
600
|
|
610
|
|
611
|
|
drop table t1;
|
|
set @@session.auto_increment_increment=10, @@session.auto_increment_offset=1;
|
|
create table t1 (a int not null auto_increment, primary key (a)) engine=myisam;
|
|
insert into t1 values(2),(12),(22),(32),(42);
|
|
insert into t1 values (NULL),(NULL);
|
|
insert into t1 values (3),(NULL),(NULL);
|
|
select * from t1;
|
|
a
|
|
1
|
|
3
|
|
11
|
|
21
|
|
31
|
|
select * from t1;
|
|
a
|
|
1
|
|
2
|
|
3
|
|
11
|
|
12
|
|
21
|
|
22
|
|
31
|
|
32
|
|
42
|
|
drop table t1;
|