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 auto_increment, key(a));
create table t2(b int auto_increment, c int, key(b));
insert into t1 values (1),(2),(3);
insert into t1 values (null);
insert into t2 values (null,last_insert_id());
select * from t1;
a
1
2
3
4
select * from t2;
b	c
1	4
drop table t1;
drop table t2;
create table t1(a int auto_increment, key(a)) engine=innodb;
create table t2(b int auto_increment, c int, key(b), foreign key(b) references t1(a)) engine=innodb;
SET FOREIGN_KEY_CHECKS=0;
insert into t1 values (10);
insert into t1 values (null),(null),(null);
insert into t2 values (5,0);
insert into t2 values (null,last_insert_id());
SET FOREIGN_KEY_CHECKS=1;
select * from t1;
a
10
11
12
13
select * from t2;
b	c
5	0
6	11
drop table t2;
drop table t1;
create table t1(a int auto_increment, key(a));
create table t2(b int auto_increment, c int, key(b));
insert into t1 values (10);
insert into t1 values (null),(null),(null);
insert into t2 values (5,0);
insert into t2 (c) select * from t1;
select * from t2;
b	c
5	0
6	10
7	11
8	12
9	13
select * from t1;
a
10
11
12
13
select * from t2;
b	c
5	0
6	10
7	11
8	12
9	13
drop table t1;
drop table t2;
SET TIMESTAMP=1000000000;
CREATE TABLE t1 ( a INT UNIQUE );
SET FOREIGN_KEY_CHECKS=0;
INSERT INTO t1 VALUES (1),(1);
ERROR 23000: Duplicate entry '1' for key 1
