config root man

drop table if exists t1;
drop table if exists t2;
SET SQL_WARNINGS=1;
create table t1 (a int not null auto_increment,b int, primary key (a)) engine=myisam auto_increment=3;
insert into t1 values (1,1),(NULL,3),(NULL,4);
delete from t1 where a=4;
insert into t1 values (NULL,5),(NULL,6);
select * from t1;
a	b
1	1
3	3
5	5
6	6
delete from t1 where a=6;
replace t1 values (3,1);
ALTER TABLE t1 add c int;
replace t1 values (3,3,3);
insert into t1 values (NULL,7,7);
update t1 set a=8,b=b+1,c=c+1 where a=7;
insert into t1 values (NULL,9,9);
select * from t1;
a	b	c
1	1	NULL
3	3	3
5	5	NULL
8	8	8
9	9	9
drop table t1;
create table t1 (
skey tinyint unsigned NOT NULL auto_increment PRIMARY KEY,
sval char(20)
);
insert into t1 values (NULL, "hello");
insert into t1 values (NULL, "hey");
select * from t1;
skey	sval
1	hello
2	hey
select _rowid,t1._rowid,skey,sval from t1;
_rowid	_rowid	skey	sval
1	1	1	hello
2	2	2	hey
drop table t1;
create table t1 (a char(10) not null, b int not null auto_increment, primary key(a,b));
insert into t1 values ("a",1),("b",2),("a",2),("c",1);
insert into t1 values ("a",NULL),("b",NULL),("c",NULL),("e",NULL);
insert into t1 (a) values ("a"),("b"),("c"),("d");
insert into t1 (a) values ('k'),('d');
insert into t1 (a) values ("a");
insert into t1 values ("d",last_insert_id());
select * from t1;
a	b
a	1
a	2
a	3
a	4
a	5
b	2
b	3
b	4
c	1
c	2
c	3
d	1
d	2
d	5
e	1
k	1
drop table t1;
create table t1 (ordid int(8) not null auto_increment, ord  varchar(50) not null, primary key (ordid), index(ord,ordid));
insert into t1 (ordid,ord) values (NULL,'sdj'),(NULL,'sdj');
select * from t1;
ordid	ord
1	sdj
2	sdj
drop table t1;
create table t1 (ordid int(8) not null auto_increment, ord  varchar(50) not null, primary key (ord,ordid));
insert into t1 values (NULL,'sdj'),(NULL,'sdj'),(NULL,"abc"),(NULL,'abc'),(NULL,'zzz'),(NULL,'sdj'),(NULL,'abc');
select * from t1;
ordid	ord
1	abc
2	abc
3	abc
1	sdj
2	sdj
3	sdj
1	zzz
drop table t1;
create table t1 (sid char(5), id int(2) NOT NULL auto_increment, key(sid,  id));
create table t2 (sid char(20), id int(2));
insert into t2 values ('skr',NULL),('skr',NULL),('test',NULL);
insert into t1 select * from t2;
select * from t1;
sid	id
skr	1
skr	2
test	1
drop table t1,t2;
create table t1 (a int not null primary key auto_increment);
insert into t1 values (0);
update t1 set a=0;
select * from t1;
a
0
check table t1;
Table	Op	Msg_type	Msg_text
test.t1	check	warning	Found row where the auto_increment column has the value 0
test.t1	check	status	OK
drop table t1;
create table t1 (a int not null auto_increment primary key);
insert into t1 values (NULL);
insert into t1 values (-1);
select last_insert_id();
last_insert_id()
1
insert into t1 values (NULL);
select * from t1;
a
-1
1
2
drop table t1;
create table t1 (a int not null auto_increment primary key) /*!40102 engine=heap */;
insert into t1 values (NULL);
insert into t1 values (-1);
select last_insert_id();
last_insert_id()
1
insert into t1 values (NULL);
select * from t1;
a
1
-1
2
drop table t1;
SET sql_mode = 'NO_ENGINE_SUBSTITUTION';
Warnings:
Warning	3090	Changing sql mode 'NO_AUTO_CREATE_USER' is deprecated. It will be removed in a future release.
create table t1 (i tinyint unsigned not null auto_increment primary key);
insert into t1 set i = 254;
insert into t1 set i = null;
select last_insert_id();
last_insert_id()
255
explain extended select last_insert_id();
id	select_type	table	partitions	type	possible_keys	key	key_len	ref	rows	filtered	Extra
1	SIMPLE	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	No tables used
Warnings:
Warning	1681	'EXTENDED' is deprecated and will be removed in a future release.
Note	1003	/* select#1 */ select last_insert_id() AS `last_insert_id()`
insert into t1 set i = 254;
ERROR 23000: Duplicate entry '254' for key 'PRIMARY'
select last_insert_id();
last_insert_id()
255
insert into t1 set i = null;
ERROR 23000: Duplicate entry '255' for key 'PRIMARY'
select last_insert_id();
last_insert_id()
255
drop table t1;
create table t1 (i tinyint unsigned not null auto_increment, key (i));
insert into t1 set i = 254;
insert into t1 set i = null;
select last_insert_id();
last_insert_id()
255
insert into t1 set i = null;
Warnings:
Warning	1264	Out of range value for column 'i' at row 1
select last_insert_id();
last_insert_id()
255
drop table t1;
create table t1 (i tinyint unsigned not null auto_increment primary key, b int, unique (b));
insert into t1 values (NULL, 10);
select last_insert_id();
last_insert_id()
1
insert into t1 values (NULL, 15);
select last_insert_id();
last_insert_id()
2
insert into t1 values (NULL, 10);
ERROR 23000: Duplicate entry '10' for key 'b'
select last_insert_id();
last_insert_id()
2
drop table t1;
SET sql_mode = default;
create table t1(a int auto_increment,b int null,primary key(a));
SET SQL_MODE=NO_AUTO_VALUE_ON_ZERO;
Warnings:
Warning	3090	Changing sql mode 'NO_AUTO_CREATE_USER' is deprecated. It will be removed in a future release.
insert into t1(a,b)values(NULL,1);
insert into t1(a,b)values(200,2);
insert into t1(a,b)values(0,3);
insert into t1(b)values(4);
insert into t1(b)values(5);
insert into t1(b)values(6);
insert into t1(b)values(7);
select * from t1 order by b;
a	b
1	1
200	2
0	3
201	4
202	5
203	6
204	7
alter table t1 modify b mediumint;
select * from t1 order by b;
a	b
1	1
200	2
0	3
201	4
202	5
203	6
204	7
create table t2 (a int);
insert t2 values (1),(2);
alter table t2 add b int auto_increment primary key;
select * from t2;
a	b
1	1
2	2
drop table t2;
delete from t1 where a=0;
update t1 set a=0 where b=5;
select * from t1 order by b;
a	b
1	1
200	2
201	4
0	5
203	6
204	7
delete from t1 where a=0;
update t1 set a=NULL where b=6;
Warnings:
Warning	1048	Column 'a' cannot be null
update t1 set a=300 where b=7;
SET SQL_MODE='';
insert into t1(a,b)values(NULL,8);
insert into t1(a,b)values(400,9);
insert into t1(a,b)values(0,10);
insert into t1(b)values(11);
insert into t1(b)values(12);
insert into t1(b)values(13);
insert into t1(b)values(14);
select * from t1 order by b;
a	b
1	1
200	2
201	4
0	6
300	7
301	8
400	9
401	10
402	11
403	12
404	13
405	14
delete from t1 where a=0;
update t1 set a=0 where b=12;
select * from t1 order by b;
a	b
1	1
200	2
201	4
300	7
301	8
400	9
401	10
402	11
0	12
404	13
405	14
delete from t1 where a=0;
update t1 set a=NULL where b=13;
Warnings:
Warning	1048	Column 'a' cannot be null
update t1 set a=500 where b=14;
select * from t1 order by b;
a	b
1	1
200	2
201	4
300	7
301	8
400	9
401	10
402	11
0	13
500	14
drop table t1;
create table t1 (a bigint);
insert into t1 values (1), (2), (3), (NULL), (NULL);
alter table t1 modify a bigint not null auto_increment primary key;
select * from t1;
a
1
2
3
4
5
drop table t1;
create table t1 (a bigint);
insert into t1 values (1), (2), (3), (0), (0);
alter table t1 modify a bigint not null auto_increment primary key;
select * from t1;
a
1
2
3
4
5
drop table t1;
create table t1 (a bigint);
insert into t1 values (0), (1), (2), (3);
set sql_mode=NO_AUTO_VALUE_ON_ZERO;
alter table t1 modify a bigint not null auto_increment primary key;
set sql_mode= '';
select * from t1;
a
0
1
2
3
drop table t1;
create table t1 (a int auto_increment primary key , b int null);
set sql_mode=NO_AUTO_VALUE_ON_ZERO;
insert into t1 values (0,1),(1,2),(2,3);
select * from t1;
a	b
0	1
1	2
2	3
set sql_mode= '';
alter table t1 modify b varchar(255);
insert into t1 values (0,4);
select * from t1;
a	b
0	1
1	2
2	3
3	4
drop table t1;
CREATE TABLE t1 ( a INT AUTO_INCREMENT, b BLOB, PRIMARY KEY (a,b(10)));
INSERT INTO t1 (b) VALUES ('aaaa');
CHECK TABLE t1;
Table	Op	Msg_type	Msg_text
test.t1	check	status	OK
INSERT INTO t1 (b) VALUES ('');
CHECK TABLE t1;
Table	Op	Msg_type	Msg_text
test.t1	check	status	OK
INSERT INTO t1 (b) VALUES ('bbbb');
CHECK TABLE t1;
Table	Op	Msg_type	Msg_text
test.t1	check	status	OK
DROP TABLE IF EXISTS t1;
CREATE TABLE `t1` (
t1_name VARCHAR(255) DEFAULT NULL,
t1_id INT(10) UNSIGNED NOT NULL AUTO_INCREMENT,
KEY (t1_name),
PRIMARY KEY (t1_id)
) AUTO_INCREMENT = 1000;
INSERT INTO t1 (t1_name) VALUES('MySQL');
INSERT INTO t1 (t1_name) VALUES('MySQL');
INSERT INTO t1 (t1_name) VALUES('MySQL');
SELECT * from t1;
t1_name	t1_id
MySQL	1000
MySQL	1001
MySQL	1002
SHOW CREATE TABLE `t1`;
Table	Create Table
t1	CREATE TABLE `t1` (
  `t1_name` varchar(255) DEFAULT NULL,
  `t1_id` int(10) unsigned NOT NULL AUTO_INCREMENT,
  PRIMARY KEY (`t1_id`),
  KEY `t1_name` (`t1_name`)
) ENGINE=MyISAM AUTO_INCREMENT=1003 DEFAULT CHARSET=latin1
DROP TABLE `t1`;
create table t1(a int not null auto_increment primary key);
create table t2(a int not null auto_increment primary key, t1a int);
insert into t1 values(NULL);
insert into t2 values (NULL, LAST_INSERT_ID()), (NULL, LAST_INSERT_ID());
insert into t1 values (NULL);
insert into t2 values (NULL, LAST_INSERT_ID()), (NULL, LAST_INSERT_ID()),
(NULL, LAST_INSERT_ID());
insert into t1 values (NULL);
insert into t2 values (NULL, LAST_INSERT_ID()), (NULL, LAST_INSERT_ID()),
(NULL, LAST_INSERT_ID()), (NULL, LAST_INSERT_ID());
select * from t2;
a	t1a
1	1
2	1
3	2
4	2
5	2
6	3
7	3
8	3
9	3
drop table t1, t2;
End of 4.1 tests
CREATE TABLE t1 ( `a` int(11) NOT NULL auto_increment, `b` int(11) default NULL,PRIMARY KEY  (`a`),UNIQUE KEY `b` (`b`));
insert into t1 (b) values (1);
replace into t1 (b) values (2), (1), (3);
select * from t1;
a	b
3	1
2	2
4	3
truncate table t1;
insert into t1 (b) values (1);
replace into t1 (b) values (2);
replace into t1 (b) values (1);
replace into t1 (b) values (3);
select * from t1;
a	b
3	1
2	2
4	3
drop table t1;
create table t1 (rowid int not null auto_increment, val int not null,primary
key (rowid), unique(val));
replace into t1 (val) values ('1'),('2');
replace into t1 (val) values ('1'),('2');
insert into t1 (val) values ('1'),('2');
ERROR 23000: Duplicate entry '1' for key 'val'
select * from t1;
rowid	val
3	1
4	2
drop table t1;
create table t1 (a int not null auto_increment primary key, val int);
insert into t1 (val) values (1);
update t1 set a=2 where a=1;
insert into t1 (val) values (1);
select * from t1;
a	val
2	1
3	1
drop table t1;
CREATE TABLE t1 (t1 INT(10) PRIMARY KEY, t2 INT(10));
INSERT INTO t1 VALUES(0, 0);
INSERT INTO t1 VALUES(1, 1);
ALTER TABLE t1 CHANGE t1 t1 INT(10) auto_increment;
ERROR 23000: ALTER TABLE causes auto_increment resequencing, resulting in duplicate entry '1' for key 'PRIMARY'
DROP TABLE t1;
create table t1 (a int primary key auto_increment, b int, c int, d timestamp default current_timestamp, unique(b),unique(c));
insert into t1 values(null,1,1,now());
insert into t1 values(null,0,0,null);
replace into t1 values(null,1,0,null);
select last_insert_id();
last_insert_id()
3
drop table t1;
create table t1 (a int primary key auto_increment, b int, c int, e int, d timestamp default current_timestamp, unique(b),unique(c),unique(e));
insert into t1 values(null,1,1,1,now());
insert into t1 values(null,0,0,0,null);
replace into t1 values(null,1,0,2,null);
select last_insert_id();
last_insert_id()
3
drop table t1;
#
# Bug#46616: Assertion `!table->auto_increment_field_not_null' on view   
# manipulations
#
CREATE TABLE t1 ( a INT );
INSERT INTO t1 VALUES (1), (1);
CREATE TABLE t2 ( a INT AUTO_INCREMENT KEY );
INSERT INTO t2 SELECT a FROM t1;
ERROR 23000: Duplicate entry '1' for key 'PRIMARY'
UPDATE t2 SET a = 2;
SELECT a FROM t2;
a
2
DROP TABLE t1, t2;
#
# Bug#39828 autoinc wraps around when offset and increment > 1
#
CREATE TABLE t1 (c1 BIGINT UNSIGNED AUTO_INCREMENT, PRIMARY KEY(c1)) engine=MyISAM;
INSERT INTO t1 VALUES(1);
INSERT INTO t1 VALUES (18446744073709551601);
SET @@SESSION.AUTO_INCREMENT_INCREMENT=10;
SELECT @@SESSION.AUTO_INCREMENT_OFFSET;
@@SESSION.AUTO_INCREMENT_OFFSET
1
INSERT INTO t1 VALUES (NULL), (NULL), (NULL);
ERROR 22003: Out of range value for column 't1' at row 167
SELECT * FROM t1;
c1
1
18446744073709551601
18446744073709551611
SET @@SESSION.AUTO_INCREMENT_INCREMENT=default;
SET @@SESSION.AUTO_INCREMENT_OFFSET=default;
DROP TABLE t1;
End of 5.1 tests
#
# Bug#50619 assert in handler::update_auto_increment
#
CREATE TABLE t1 (pk INT AUTO_INCREMENT, PRIMARY KEY (pk));
INSERT INTO t1 VALUES (NULL), (-1), (NULL);
SELECT * FROM t1;
pk
-1
1
2
DROP TABLE t1;
CREATE TABLE t1 (pk BIGINT UNSIGNED AUTO_INCREMENT, PRIMARY KEY (pk));
INSERT INTO t1 VALUES (NULL), (18446744073709551615-1), (NULL);
ERROR HY000: Failed to read auto-increment value from storage engine
SELECT * FROM t1;
pk
1
18446744073709551614
DROP TABLE t1;