drop table if exists t1;
create table t1 (a int)
partition by key(a)
(partition p0 engine = MEMORY);
drop table t1;
CREATE TABLE t1 (
a int not null,
b int not null,
c int not null,
primary key(a,b))
partition by key (a);
select count(*) from t1;
count(*)
0
show create table t1;
Table	Create Table
t1	CREATE TABLE `t1` (
  `a` int(11) NOT NULL,
  `b` int(11) NOT NULL,
  `c` int(11) NOT NULL,
  PRIMARY KEY (`a`,`b`)
) ENGINE=MyISAM DEFAULT CHARSET=latin1 PARTITION BY KEY (a) 
drop table t1;
CREATE TABLE t1 (
a int not null,
b int not null,
c int not null,
primary key(a,b))
partition by key (a, b);
drop table t1;
CREATE TABLE t1 (
a int not null,
b int not null,
c int not null,
primary key(a,b))
partition by key (a)
partitions 3
(partition x1, partition x2, partition x3);
drop table t1;
CREATE TABLE t1 (
a int not null,
b int not null,
c int not null,
primary key(a,b))
partition by key (a)
partitions 3
(partition x1 nodegroup 0,
partition x2 nodegroup 1,
partition x3 nodegroup 2);
drop table t1;
CREATE TABLE t1 (
a int not null,
b int not null,
c int not null,
primary key(a,b))
partition by key (a)
partitions 3
(partition x1 engine myisam,
partition x2 engine myisam,
partition x3 engine myisam);
drop table t1;
CREATE TABLE t1 (
a int not null,
b int not null,
c int not null,
primary key(a,b))
partition by key (a)
partitions 3
(partition x1 tablespace ts1,
partition x2 tablespace ts2,
partition x3 tablespace ts3);
CREATE TABLE t2 LIKE t1;
drop table t2;
drop table t1;
CREATE TABLE t1 (
a int not null,
b int not null,
c int not null,
primary key(a,b))
partition by list (a)
partitions 3
(partition x1 values in (1,2,9,4) tablespace ts1,
partition x2 values in (3, 11, 5, 7) tablespace ts2,
partition x3 values in (16, 8, 5+19, 70-43) tablespace ts3);
drop table t1;
CREATE TABLE t1 (
a int not null,
b int not null,
c int not null,
primary key(a,b))
partition by list (b*a)
partitions 3
(partition x1 values in (1,2,9,4) tablespace ts1,
partition x2 values in (3, 11, 5, 7) tablespace ts2,
partition x3 values in (16, 8, 5+19, 70-43) tablespace ts3);
drop table t1;
CREATE TABLE t1 (
a int not null,
b int not null,
c int not null,
primary key(a,b))
partition by list (b*a)
(partition x1 values in (1) tablespace ts1,
partition x2 values in (3, 11, 5, 7) tablespace ts2,
partition x3 values in (16, 8, 5+19, 70-43) tablespace ts3);
drop table t1;
CREATE TABLE t1 (
a int not null)
partition by key(a);
LOCK TABLES t1 WRITE;
insert into t1 values (1);
insert into t1 values (2);
insert into t1 values (3);
insert into t1 values (4);
UNLOCK TABLES;
drop table t1;
CREATE TABLE t1 (a int, name VARCHAR(50), purchased DATE)
PARTITION BY RANGE (a)
(PARTITION p0 VALUES LESS THAN (3),
PARTITION p1 VALUES LESS THAN (7),
PARTITION p2 VALUES LESS THAN (9),
PARTITION p3 VALUES LESS THAN (11));
INSERT INTO t1 VALUES
(1, 'desk organiser', '2003-10-15'),
(2, 'CD player', '1993-11-05'),
(3, 'TV set', '1996-03-10'),
(4, 'bookcase', '1982-01-10'),
(5, 'exercise bike', '2004-05-09'),
(6, 'sofa', '1987-06-05'),
(7, 'popcorn maker', '2001-11-22'),
(8, 'acquarium', '1992-08-04'),
(9, 'study desk', '1984-09-16'),
(10, 'lava lamp', '1998-12-25');
SELECT * from t1 ORDER BY a;
a	name	purchased
1	desk organiser	2003-10-15
2	CD player	1993-11-05
3	TV set	1996-03-10
4	bookcase	1982-01-10
5	exercise bike	2004-05-09
6	sofa	1987-06-05
7	popcorn maker	2001-11-22
8	acquarium	1992-08-04
9	study desk	1984-09-16
10	lava lamp	1998-12-25
ALTER TABLE t1 DROP PARTITION p0;
SELECT * from t1 ORDER BY a;
a	name	purchased
3	TV set	1996-03-10
4	bookcase	1982-01-10
5	exercise bike	2004-05-09
6	sofa	1987-06-05
7	popcorn maker	2001-11-22
8	acquarium	1992-08-04
9	study desk	1984-09-16
10	lava lamp	1998-12-25
drop table t1;
CREATE TABLE t1 (a int)
PARTITION BY LIST (a)
(PARTITION p0 VALUES IN (1,2,3), PARTITION p1 VALUES IN (4,5,6));
insert into t1 values (1),(2),(3),(4),(5),(6);
select * from t1;
a
1
2
3
4
5
6
truncate t1;
select * from t1;
a
truncate t1;
select * from t1;
a
drop table t1;
CREATE TABLE t1 (a int, b int, primary key(a,b))
PARTITION BY KEY(b,a) PARTITIONS 4;
insert into t1 values (0,0),(1,1),(2,2),(3,3),(4,4),(5,5),(6,6);
select * from t1 where a = 4;
a	b
4	4
drop table t1;
CREATE TABLE t1 (a int)
PARTITION BY LIST (a)
PARTITIONS 1
(PARTITION x1 VALUES IN (1) ENGINE=MEMORY);
show create table t1;
Table	Create Table
t1	CREATE TABLE `t1` (
  `a` int(11) DEFAULT NULL
) ENGINE=MEMORY DEFAULT CHARSET=latin1 PARTITION BY LIST (a) (PARTITION x1 VALUES IN (1) ENGINE = MEMORY)
drop table t1;
CREATE TABLE t1 (a int, unique(a))
PARTITION BY LIST (a)
(PARTITION x1 VALUES IN (10), PARTITION x2 VALUES IN (20));
REPLACE t1 SET a = 4;
ERROR HY000: Table has no partition for value 4
drop table t1;
CREATE TABLE t1 (a int)
PARTITION BY LIST (a)
(PARTITION x1 VALUES IN (2), PARTITION x2 VALUES IN (3));
insert into t1 values (2), (3);
insert into t1 values (4);
ERROR HY000: Table has no partition for value 4
insert into t1 values (1);
ERROR HY000: Table has no partition for value 1
drop table t1;
CREATE TABLE t1 (a int)
PARTITION BY HASH(a)
PARTITIONS 5;
SHOW CREATE TABLE t1;
Table	Create Table
t1	CREATE TABLE `t1` (
  `a` int(11) DEFAULT NULL
) ENGINE=MyISAM DEFAULT CHARSET=latin1 PARTITION BY HASH (a) PARTITIONS 5 
drop table t1;
CREATE TABLE t1 (a int)
PARTITION BY RANGE (a)
(PARTITION x1 VALUES LESS THAN (2));
insert into t1 values (1);
update t1 set a = 5;
ERROR HY000: Table has no partition for value 5
drop table t1;
CREATE TABLE t1 (a int)
PARTITION BY LIST (a)
(PARTITION x1 VALUES IN (10), PARTITION x2 VALUES IN (20));
analyze table t1;
Table	Op	Msg_type	Msg_text
test.t1	analyze	status	OK
drop table t1;
CREATE TABLE `t1` (
`id` int(11) default NULL
) ENGINE=BLACKHOLE DEFAULT CHARSET=latin1 PARTITION BY HASH (id) ;
SELECT * FROM t1;
id
drop table t1;
CREATE TABLE `t1` (
`id` int(11) default NULL
) ENGINE=BLACKHOLE DEFAULT CHARSET=latin1 PARTITION BY HASH (id) ;
SELECT * FROM t1;
id
drop table t1;
create table t1
(a int)
partition by range (a)
( partition p0 values less than(10),
partition p1 values less than (20),
partition p2 values less than (25));
alter table t1 reorganize partition p2 into (partition p2 values less than (30));
show create table t1;
Table	Create Table
t1	CREATE TABLE `t1` (
  `a` int(11) DEFAULT NULL
) ENGINE=MyISAM DEFAULT CHARSET=latin1 PARTITION BY RANGE (a) (PARTITION p0 VALUES LESS THAN (10) ENGINE = MyISAM, PARTITION p1 VALUES LESS THAN (20) ENGINE = MyISAM, PARTITION p2 VALUES LESS THAN (30) ENGINE = MyISAM)
drop table t1;
CREATE TABLE t1 (a int, b int)
PARTITION BY RANGE (a)
(PARTITION x0 VALUES LESS THAN (2),
PARTITION x1 VALUES LESS THAN (4),
PARTITION x2 VALUES LESS THAN (6),
PARTITION x3 VALUES LESS THAN (8),
PARTITION x4 VALUES LESS THAN (10),
PARTITION x5 VALUES LESS THAN (12),
PARTITION x6 VALUES LESS THAN (14),
PARTITION x7 VALUES LESS THAN (16),
PARTITION x8 VALUES LESS THAN (18),
PARTITION x9 VALUES LESS THAN (20));
ALTER TABLE t1 REORGANIZE PARTITION x0,x1,x2 INTO
(PARTITION x1 VALUES LESS THAN (6));
show create table t1;
Table	Create Table
t1	CREATE TABLE `t1` (
  `a` int(11) DEFAULT NULL,
  `b` int(11) DEFAULT NULL
) ENGINE=MyISAM DEFAULT CHARSET=latin1 PARTITION BY RANGE (a) (PARTITION x1 VALUES LESS THAN (6) ENGINE = MyISAM, PARTITION x3 VALUES LESS THAN (8) ENGINE = MyISAM, PARTITION x4 VALUES LESS THAN (10) ENGINE = MyISAM, PARTITION x5 VALUES LESS THAN (12) ENGINE = MyISAM, PARTITION x6 VALUES LESS THAN (14) ENGINE = MyISAM, PARTITION x7 VALUES LESS THAN (16) ENGINE = MyISAM, PARTITION x8 VALUES LESS THAN (18) ENGINE = MyISAM, PARTITION x9 VALUES LESS THAN (20) ENGINE = MyISAM)
drop table t1;
create table t1 (a int not null, b int not null) partition by LIST (a+b) (
partition p0 values in (12),
partition p1 values in (14)
);
insert into t1 values (10,1);
ERROR HY000: Table has no partition for value 11
drop table t1;
create table t1 (f1 integer,f2 integer, f3 varchar(10), primary key(f1,f2))
partition by range(f1) subpartition by hash(f2) subpartitions 2
(partition p1 values less than (0),
partition p2 values less than (2),
partition p3 values less than (2147483647));
insert into t1 values(10,10,'10');
insert into t1 values(2,2,'2');
select * from t1 where f1 = 2;
f1	f2	f3
2	2	2
drop table t1;
create table t1 (f1 integer,f2 integer, unique index(f1))
partition by range(f1 div 2)
subpartition by hash(f1) subpartitions 2
(partition partb values less than (2),
partition parte values less than (4),
partition partf values less than (10000));
insert into t1 values(10,1);
select * from t1 where f1 = 10;
f1	f2
10	1
drop table t1;
set session storage_engine= 'memory';
create table t1 (f_int1 int(11) default null) engine = memory
partition by range (f_int1) subpartition by hash (f_int1)
(partition part1 values less than (1000)
(subpartition subpart11 engine = memory));
drop table t1;
set session storage_engine='myisam';
create table t1 (f_int1 integer, f_int2 integer, primary key (f_int1))
partition by hash(f_int1) partitions 2;
insert into t1 values (1,1),(2,2);
replace into t1 values (1,1),(2,2);
drop table t1;
create table t1 (s1 int, unique (s1)) partition by list (s1) (partition x1 VALUES in (10), partition x2 values in (20));
alter table t1 add partition (partition x3 values in (30));
drop table t1;
create table t1 (a int)
partition by key(a)
partitions 2
(partition p0 engine=myisam, partition p1 engine=myisam);
show create table t1;
Table	Create Table
t1	CREATE TABLE `t1` (
  `a` int(11) DEFAULT NULL
) ENGINE=MyISAM DEFAULT CHARSET=latin1 PARTITION BY KEY (a) (PARTITION p0  ENGINE = MyISAM, PARTITION p1  ENGINE = MyISAM)
alter table t1;
show create table t1;
Table	Create Table
t1	CREATE TABLE `t1` (
  `a` int(11) DEFAULT NULL
) ENGINE=MyISAM DEFAULT CHARSET=latin1 PARTITION BY KEY (a) (PARTITION p0  ENGINE = MyISAM, PARTITION p1  ENGINE = MyISAM)
alter table t1 engine=myisam;
show create table t1;
Table	Create Table
t1	CREATE TABLE `t1` (
  `a` int(11) DEFAULT NULL
) ENGINE=MyISAM DEFAULT CHARSET=latin1 PARTITION BY KEY (a) (PARTITION p0  ENGINE = MyISAM, PARTITION p1  ENGINE = MyISAM)
alter table t1 engine=heap;
show create table t1;
Table	Create Table
t1	CREATE TABLE `t1` (
  `a` int(11) DEFAULT NULL
) ENGINE=MEMORY DEFAULT CHARSET=latin1 PARTITION BY KEY (a) (PARTITION p0  ENGINE = MEMORY, PARTITION p1  ENGINE = MEMORY)
alter table t1 remove partitioning;
show create table t1;
Table	Create Table
t1	CREATE TABLE `t1` (
  `a` int(11) DEFAULT NULL
) ENGINE=MEMORY DEFAULT CHARSET=latin1
drop table t1;
create table t1 (a int)
engine=myisam
partition by key(a)
partitions 2
(partition p0 engine=myisam, partition p1 engine=myisam);
show create table t1;
Table	Create Table
t1	CREATE TABLE `t1` (
  `a` int(11) DEFAULT NULL
) ENGINE=MyISAM DEFAULT CHARSET=latin1 PARTITION BY KEY (a) (PARTITION p0  ENGINE = MyISAM, PARTITION p1  ENGINE = MyISAM)
alter table t1 add column b int remove partitioning;
show create table t1;
Table	Create Table
t1	CREATE TABLE `t1` (
  `a` int(11) DEFAULT NULL,
  `b` int(11) DEFAULT NULL
) ENGINE=MyISAM DEFAULT CHARSET=latin1
alter table t1
engine=myisam
partition by key(a)
(partition p0 engine=myisam, partition p1);
show create table t1;
Table	Create Table
t1	CREATE TABLE `t1` (
  `a` int(11) DEFAULT NULL,
  `b` int(11) DEFAULT NULL
) ENGINE=MyISAM DEFAULT CHARSET=latin1 PARTITION BY KEY (a) (PARTITION p0  ENGINE = MyISAM, PARTITION p1  ENGINE = MyISAM)
alter table t1
engine=heap
partition by key(a)
(partition p0, partition p1 engine=heap);
show create table t1;
Table	Create Table
t1	CREATE TABLE `t1` (
  `a` int(11) DEFAULT NULL,
  `b` int(11) DEFAULT NULL
) ENGINE=MEMORY DEFAULT CHARSET=latin1 PARTITION BY KEY (a) (PARTITION p0  ENGINE = MEMORY, PARTITION p1  ENGINE = MEMORY)
alter table t1 engine=myisam, add column c int remove partitioning;
show create table t1;
Table	Create Table
t1	CREATE TABLE `t1` (
  `a` int(11) DEFAULT NULL,
  `b` int(11) DEFAULT NULL,
  `c` int(11) DEFAULT NULL
) ENGINE=MyISAM DEFAULT CHARSET=latin1
alter table t1
engine=heap
partition by key (a)
(partition p0, partition p1);
show create table t1;
Table	Create Table
t1	CREATE TABLE `t1` (
  `a` int(11) DEFAULT NULL,
  `b` int(11) DEFAULT NULL,
  `c` int(11) DEFAULT NULL
) ENGINE=MEMORY DEFAULT CHARSET=latin1 PARTITION BY KEY (a) (PARTITION p0  ENGINE = MEMORY, PARTITION p1  ENGINE = MEMORY)
alter table t1
partition by key (a)
(partition p0, partition p1);
show create table t1;
Table	Create Table
t1	CREATE TABLE `t1` (
  `a` int(11) DEFAULT NULL,
  `b` int(11) DEFAULT NULL,
  `c` int(11) DEFAULT NULL
) ENGINE=MEMORY DEFAULT CHARSET=latin1 PARTITION BY KEY (a) (PARTITION p0  ENGINE = MEMORY, PARTITION p1  ENGINE = MEMORY)
alter table t1
engine=heap
partition by key (a)
(partition p0, partition p1);
show create table t1;
Table	Create Table
t1	CREATE TABLE `t1` (
  `a` int(11) DEFAULT NULL,
  `b` int(11) DEFAULT NULL,
  `c` int(11) DEFAULT NULL
) ENGINE=MEMORY DEFAULT CHARSET=latin1 PARTITION BY KEY (a) (PARTITION p0  ENGINE = MEMORY, PARTITION p1  ENGINE = MEMORY)
alter table t1
partition by key(a)
(partition p0, partition p1 engine=heap);
ERROR HY000: The mix of handlers in the partitions is not allowed in this version of MySQL
alter table t1
partition by key(a)
(partition p0 engine=heap, partition p1);
ERROR HY000: The mix of handlers in the partitions is not allowed in this version of MySQL
alter table t1
engine=heap
partition by key (a)
(partition p0 engine=heap, partition p1 engine=myisam);
ERROR HY000: The mix of handlers in the partitions is not allowed in this version of MySQL
alter table t1
partition by key (a)
(partition p0 engine=heap, partition p1 engine=myisam);
ERROR HY000: The mix of handlers in the partitions is not allowed in this version of MySQL
drop table t1;
CREATE TABLE t1 (
f_int1 INTEGER, f_int2 INTEGER,
f_char1 CHAR(10), f_char2 CHAR(10), f_charbig VARCHAR(1000)
)
PARTITION BY RANGE(f_int1 DIV 2)
SUBPARTITION BY HASH(f_int1)
SUBPARTITIONS 2
(PARTITION parta VALUES LESS THAN (0),
PARTITION partb VALUES LESS THAN (5),
PARTITION parte VALUES LESS THAN (10),
PARTITION partf VALUES LESS THAN (2147483647));
INSERT INTO t1 SET f_int1 = NULL , f_int2 = -20, f_char1 = CAST(-20 AS CHAR),
f_char2 = CAST(-20 AS CHAR), f_charbig = '#NULL#';
SELECT * FROM t1 WHERE f_int1 IS NULL;
f_int1	f_int2	f_char1	f_char2	f_charbig
NULL	-20	-20	-20	#NULL#
SELECT * FROM t1;
f_int1	f_int2	f_char1	f_char2	f_charbig
NULL	-20	-20	-20	#NULL#
drop table t1;
CREATE TABLE t1 (
f_int1 INTEGER, f_int2 INTEGER,
f_char1 CHAR(10), f_char2 CHAR(10), f_charbig VARCHAR(1000)  )
PARTITION BY LIST(MOD(f_int1,2))
SUBPARTITION BY KEY(f_int1)
(PARTITION part1 VALUES IN (-1) (SUBPARTITION sp1, SUBPARTITION sp2),
PARTITION part2 VALUES IN (0) (SUBPARTITION sp3, SUBPARTITION sp5),
PARTITION part3 VALUES IN (1) (SUBPARTITION sp4, SUBPARTITION sp6));
INSERT INTO t1 SET f_int1 = 2, f_int2 = 2, f_char1 = '2', f_char2 = '2', f_charbig = '===2===';
INSERT INTO t1 SET f_int1 = 2, f_int2 = 2, f_char1 = '2', f_char2 = '2', f_charbig = '===2===';
SELECT * FROM t1 WHERE f_int1  IS NULL;
f_int1	f_int2	f_char1	f_char2	f_charbig
drop table t1;
create procedure p ()
begin
create table t1 (s1 mediumint,s2 mediumint)
partition by list (s2)
(partition p1 values in (0),
partition p2 values in (1));
end//
call p()//
drop procedure p//
drop table t1;
create procedure p ()
begin
create table t1 (a int not null,b int not null,c int not null,primary key (a,b))
partition by range (a)
subpartition by hash (a+b)
(partition x1 values less than (1)
(subpartition x11,
subpartition x12),
partition x2 values less than (5)
(subpartition x21,
subpartition x22));
end//
call p()//
drop procedure p//
drop table t1//
create table t1 (a int,b int,c int,key(a,b))
partition by range (a)
partitions 3
(partition x1 values less than (0) tablespace ts1,
partition x2 values less than (10) tablespace ts2,
partition x3 values less than maxvalue tablespace ts3);
insert into t1 values (NULL, 1, 1);
insert into t1 values (0, 1, 1);
insert into t1 values (12, 1, 1);
select partition_name, partition_description, table_rows
from information_schema.partitions where table_schema ='test';
partition_name	partition_description	table_rows
x1	0	1
x2	10	1
x3	MAXVALUE	1
drop table t1;
create table t1 (a int,b int, c int)
partition by list(a)
partitions 2
(partition x123 values in (11,12),
partition x234 values in (1 ,NULL, NULL));
ERROR HY000: Multiple definition of same constant in list partitioning
create table t1 (a int,b int, c int)
partition by list(a)
partitions 2
(partition x123 values in (11, NULL),
partition x234 values in (1 ,NULL));
ERROR HY000: Multiple definition of same constant in list partitioning
create table t1 (a int,b int, c int)
partition by list(a)
partitions 2
(partition x123 values in (11, 12),
partition x234 values in (5, 1));
insert into t1 values (NULL,1,1);
ERROR HY000: Table has no partition for value NULL
drop table t1;
create table t1 (a int,b int, c int)
partition by list(a)
partitions 2
(partition x123 values in (11, 12),
partition x234 values in (NULL, 1));
insert into t1 values (11,1,6);
insert into t1 values (NULL,1,1);
select partition_name, partition_description, table_rows
from information_schema.partitions where table_schema ='test';
partition_name	partition_description	table_rows
x123	11,12	1
x234	NULL,1	1
drop table t1;
create table t1 (a int)
partition by list (a)
(partition p0 values in (1));
alter table t1 rebuild partition;
ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '' at line 1
drop table t1;
create table t1 (a int)
partition by list (a)
(partition p0 values in (5));
insert into t1 values (0);
ERROR HY000: Table has no partition for value 0
drop table t1;
create table t1 (a int)
partition by range (a) subpartition by hash (a)
(partition p0 values less than (100));
show create table t1;
Table	Create Table
t1	CREATE TABLE `t1` (
  `a` int(11) DEFAULT NULL
) ENGINE=MyISAM DEFAULT CHARSET=latin1 PARTITION BY RANGE (a) SUBPARTITION BY HASH (a) (PARTITION p0 VALUES LESS THAN (100) )
alter table t1 add partition (partition p1 values less than (200)
(subpartition subpart21));
show create table t1;
Table	Create Table
t1	CREATE TABLE `t1` (
  `a` int(11) DEFAULT NULL
) ENGINE=MyISAM DEFAULT CHARSET=latin1 PARTITION BY RANGE (a) SUBPARTITION BY HASH (a) (PARTITION p0 VALUES LESS THAN (100)  (SUBPARTITION p0sp0 ENGINE = MyISAM), PARTITION p1 VALUES LESS THAN (200)  (SUBPARTITION subpart21 ENGINE = MyISAM))
drop table t1;
create table t1 (a int)
partition by key (a);
show create table t1;
Table	Create Table
t1	CREATE TABLE `t1` (
  `a` int(11) DEFAULT NULL
) ENGINE=MyISAM DEFAULT CHARSET=latin1 PARTITION BY KEY (a) 
alter table t1 add partition (partition p1);
show create table t1;
Table	Create Table
t1	CREATE TABLE `t1` (
  `a` int(11) DEFAULT NULL
) ENGINE=MyISAM DEFAULT CHARSET=latin1 PARTITION BY KEY (a) (PARTITION p0  ENGINE = MyISAM, PARTITION p1  ENGINE = MyISAM)
drop table t1;
create table t1 (a int, b int)
partition by range (a)
subpartition by hash(a)
(partition p0 values less than (0) (subpartition sp0),
partition p1 values less than (1));
ERROR 42000: Wrong number of subpartitions defined, mismatch with previous setting near ')' at line 5
create table t1 (a int, b int)
partition by range (a)
subpartition by hash(a)
(partition p0 values less than (0),
partition p1 values less than (1) (subpartition sp0));
ERROR 42000: Wrong number of subpartitions defined, mismatch with previous setting near '))' at line 5
create table t1 (a int)
partition by hash (a)
(partition p0 (subpartition sp0));
ERROR HY000: It is only possible to mix RANGE/LIST partitioning with HASH/KEY partitioning for subpartitioning
create table t1 (a int)
partition by range (a)
(partition p0 values less than (1));
alter table t1 add partition (partition p1 values in (2));
ERROR HY000: Only LIST PARTITIONING can use VALUES IN in partition definition
alter table t1 add partition (partition p1);
ERROR HY000: RANGE PARTITIONING requires definition of VALUES LESS THAN for each partition
drop table t1;
create table t1 (a int)
partition by list (a)
(partition p0 values in (1));
alter table t1 add partition (partition p1 values less than (2));
ERROR HY000: Only RANGE PARTITIONING can use VALUES LESS THAN in partition definition
alter table t1 add partition (partition p1);
ERROR HY000: LIST PARTITIONING requires definition of VALUES IN for each partition
drop table t1;
create table t1 (a int)
partition by hash (a)
(partition p0);
alter table t1 add partition (partition p1 values less than (2));
ERROR HY000: Only RANGE PARTITIONING can use VALUES LESS THAN in partition definition
alter table t1 add partition (partition p1 values in (2));
ERROR HY000: Only LIST PARTITIONING can use VALUES IN in partition definition
drop table t1;
create table t1 (a int)
partition by list (a)
(partition p0 values in (1));
alter table t1 rebuild partition;
ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '' at line 1
drop table t1;
create table t1 (a int) engine=innodb partition by hash(a) ;
show table status like 't1';
Name	Engine	Version	Row_format	Rows	Avg_row_length	Data_length	Max_data_length	Index_length	Data_free	Auto_increment	Create_time	Update_time	Check_time	Collation	Checksum	Create_options	Comment
t1	InnoDB	10	Compact	2	8192	16384	0	0	0	NULL	NULL	NULL	NULL	latin1_swedish_ci	NULL	partitioned	
drop table t1;
create table t2 (s1 int not null auto_increment, primary key (s1)) partition by list (s1) (partition p1 values in (1),partition p2 values in (2),partition p3 values in (3),partition p4 values in (4));
insert into t2 values (null),(null),(null);
select * from t2;
s1
1
2
3
select * from t2 where s1 < 2;
s1
1
update t2 set s1 = s1 + 1 order by s1 desc;
select * from t2 where s1 < 3;
s1
2
select * from t2 where s1 = 2;
s1
2
drop table t2;
create temporary table t1 (a int) partition by hash(a);
ERROR HY000: Cannot create temporary table with partitions
create table t1 (a int, b int) partition by list (a)
(partition p1 values in (1), partition p2 values in (2));
alter table t1 add primary key (b);
ERROR HY000: A PRIMARY KEY need to include all fields in the partition function
show create table t1;
Table	Create Table
t1	CREATE TABLE `t1` (
  `a` int(11) DEFAULT NULL,
  `b` int(11) DEFAULT NULL
) ENGINE=MyISAM DEFAULT CHARSET=latin1 PARTITION BY LIST (a) (PARTITION p1 VALUES IN (1) ENGINE = MyISAM, PARTITION p2 VALUES IN (2) ENGINE = MyISAM)
drop table t1;
create table t1 (a int unsigned not null auto_increment primary key)
partition by key(a);
alter table t1 rename t2, add c char(10), comment "no comment";
show create table t2;
Table	Create Table
t2	CREATE TABLE `t2` (
  `a` int(10) unsigned NOT NULL AUTO_INCREMENT,
  `c` char(10) DEFAULT NULL,
  PRIMARY KEY (`a`)
) ENGINE=MyISAM DEFAULT CHARSET=latin1 COMMENT='no comment' PARTITION BY KEY (a) 
drop table t2;
create table t1 (s1 char(2) character set utf8)
partition by list (case when s1 > 'cz' then 1 else 2 end)
(partition p1 values in (1),
partition p2 values in (2));
drop table t1;
create table t1 (f1 int) partition by hash (f1) as select 1;
drop table t1;
prepare stmt1 from 'create table t1 (s1 int) partition by hash (s1)';
execute stmt1;
execute stmt1;
ERROR 42S01: Table 't1' already exists
drop table t1;
CREATE PROCEDURE test.p1(IN i INT)
BEGIN
DECLARE CONTINUE HANDLER FOR sqlexception BEGIN END;
DROP TABLE IF EXISTS t1;
CREATE TABLE t1 (num INT,PRIMARY KEY(num));
START TRANSACTION;
INSERT INTO t1 VALUES(i);
savepoint t1_save;
INSERT INTO t1 VALUES (14);
ROLLBACK to savepoint t1_save;
COMMIT;
END|
CALL test.p1(12);
Warnings:
Note	1051	Unknown table 't1'
Warning	1196	Some non-transactional changed tables couldn't be rolled back
CALL test.p1(13);
Warnings:
Warning	1196	Some non-transactional changed tables couldn't be rolled back
drop table t1;
CREATE TABLE t1 (a int not null)
partition by key(a)
(partition p0 COMMENT='first partition');
drop table t1;
CREATE TABLE t1 (`a b` int not null)
partition by key(`a b`);
drop table t1;
CREATE TABLE t1 (`a b` int not null)
partition by hash(`a b`);
drop table t1;
create table t1 (f1 integer) partition by range(f1)
(partition p1 values less than (0), partition p2 values less than (10));
insert into t1 set f1 = null;
select * from t1 where f1 is null;
f1
NULL
explain partitions select * from t1 where f1 is null;
id	select_type	table	partitions	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t1	p1	system	NULL	NULL	NULL	NULL	1	
drop table t1;
create table t1 (f1 integer) partition by list(f1)
(partition p1 values in (1), partition p2 values in (null));
insert into t1 set f1 = null;
insert into t1 set f1 = 1;
select * from t1 where f1 is null or f1 = 1;
f1
1
NULL
drop table t1;
create table t1 (f1 smallint)
partition by list (f1) (partition p0 values in (null));
insert into t1 values (null);
select * from t1 where f1 is null;
f1
NULL
drop table t1;
create table t1 (f1 smallint)
partition by range (f1) (partition p0 values less than (0));
insert into t1 values (null);
select * from t1 where f1 is null;
f1
NULL
drop table t1;
create table t1 (f1 integer) partition by list(f1)
(
partition p1 values in (1),
partition p2 values in (NULL),
partition p3 values in (2),
partition p4 values in (3),
partition p5 values in (4)
);
insert into t1 values (1),(2),(3),(4),(null);
select * from t1 where f1 < 3;
f1
1
2
explain partitions select * from t1 where f1 < 3;
id	select_type	table	partitions	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t1	p1,p3	ALL	NULL	NULL	NULL	NULL	2	Using where
select * from t1 where f1 is null;
f1
NULL
explain partitions select * from t1 where f1 is null;
id	select_type	table	partitions	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t1	p2	system	NULL	NULL	NULL	NULL	1	
drop table t1;
create table t1 (f1 int) partition by list(f1 div 2)
(
partition p1 values in (1),
partition p2 values in (NULL),
partition p3 values in (2),
partition p4 values in (3),
partition p5 values in (4)
);
insert into t1 values (2),(4),(6),(8),(null);
select * from t1 where f1 < 3;
f1
2
explain partitions select * from t1 where f1 < 3;
id	select_type	table	partitions	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t1	p1,p2,p3,p4,p5	ALL	NULL	NULL	NULL	NULL	5	Using where
select * from t1 where f1 is null;
f1
NULL
explain partitions select * from t1 where f1 is null;
id	select_type	table	partitions	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t1	p2	system	NULL	NULL	NULL	NULL	1	
drop table t1;
create table t1 (a int) partition by LIST(a) (
partition pn values in (NULL),
partition p0 values in (0),
partition p1 values in (1),
partition p2 values in (2)
);
insert into t1 values (NULL),(0),(1),(2);
select * from t1 where a is null or a < 2;
a
NULL
0
1
explain partitions select * from t1 where a is null or a < 2;
id	select_type	table	partitions	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t1	pn,p0,p1	ALL	NULL	NULL	NULL	NULL	3	Using where
select * from t1 where a is null or a < 0 or a > 1;
a
NULL
2
explain partitions select * from t1 where a is null or a < 0 or a > 1;
id	select_type	table	partitions	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t1	pn,p2	ALL	NULL	NULL	NULL	NULL	2	Using where
drop table t1;
CREATE TABLE t1 (id INT NOT NULL PRIMARY KEY, name VARCHAR(20)) 
ENGINE=MyISAM DEFAULT CHARSET=latin1
PARTITION BY RANGE(id)
(PARTITION p0  VALUES LESS THAN (10) ENGINE = MyISAM,
PARTITION p1 VALUES LESS THAN (20) ENGINE = MyISAM,
PARTITION p2 VALUES LESS THAN (30) ENGINE = MyISAM);
SHOW TABLE STATUS;
Name	Engine	Version	Row_format	Rows	Avg_row_length	Data_length	Max_data_length	Index_length	Data_free	Auto_increment	Create_time	Update_time	Check_time	Collation	Checksum	Create_options	Comment
t1	MyISAM	10	Dynamic	0	0	0	0	0	0	NULL	NULL	NULL	NULL	latin1_swedish_ci	NULL	partitioned	
DROP TABLE t1;
create table t1 (a int)
partition by list (a)
(partition `s1 s2` values in (0));
drop table t1;
create table t1 (a int)
partition by list (a)
(partition `7` values in (0));
drop table t1;
create table t1 (a int)
partition by list (a)
(partition `s1 s2 ` values in (0));
ERROR HY000: Incorrect partition name
create table t1 (a int)
partition by list (a)
subpartition by hash (a)
(partition p1 values in (0) (subpartition `p1 p2 `));
ERROR HY000: Incorrect partition name
CREATE TABLE t1 (a int)
PARTITION BY LIST (a)
(PARTITION p0 VALUES IN (NULL));
SHOW CREATE TABLE t1;
Table	Create Table
t1	CREATE TABLE `t1` (
  `a` int(11) DEFAULT NULL
) ENGINE=MyISAM DEFAULT CHARSET=latin1 PARTITION BY LIST (a) (PARTITION p0 VALUES IN (NULL) ENGINE = MyISAM)
DROP TABLE t1;
CREATE TABLE t1 (a int)
PARTITION BY RANGE(a)
(PARTITION p0 VALUES LESS THAN (NULL));
ERROR 42000: Not allowed to use NULL value in VALUES LESS THAN near '))' at line 3
create table t1 (s1 int auto_increment primary key)
partition by list (s1)
(partition p1 values in (1),
partition p2 values in (2),
partition p3 values in (3));
insert into t1 values (null);
insert into t1 values (null);
insert into t1 values (null);
select auto_increment from information_schema.tables where table_name='t1';
auto_increment
4
select * from t1;
s1
1
2
3
drop table t1;
create table t1 (a int) engine=memory
partition by key(a);
insert into t1 values (1);
create index inx1 on t1(a);
drop table t1;
create table t1 (a varchar(1))
partition by key (a)
as select 'a';
show create table t1;
Table	Create Table
t1	CREATE TABLE `t1` (
  `a` varchar(1) DEFAULT NULL
) ENGINE=MyISAM DEFAULT CHARSET=latin1 PARTITION BY KEY (a) 
drop table t1;
CREATE TABLE t1 (a int) ENGINE = MYISAM PARTITION BY KEY(a);
INSERT into t1 values (1), (2);
SHOW TABLE STATUS;
Name	Engine	Version	Row_format	Rows	Avg_row_length	Data_length	Max_data_length	Index_length	Data_free	Auto_increment	Create_time	Update_time	Check_time	Collation	Checksum	Create_options	Comment
t1	MyISAM	10	Fixed	2	7	14	0	0	0	NULL	NULL	NULL	NULL	latin1_swedish_ci	NULL	partitioned	
DELETE from t1 where a = 1;
SHOW TABLE STATUS;
Name	Engine	Version	Row_format	Rows	Avg_row_length	Data_length	Max_data_length	Index_length	Data_free	Auto_increment	Create_time	Update_time	Check_time	Collation	Checksum	Create_options	Comment
t1	MyISAM	10	Fixed	1	14	14	0	0	7	NULL	NULL	NULL	NULL	latin1_swedish_ci	NULL	partitioned	
ALTER TABLE t1 OPTIMIZE PARTITION p0;
SHOW TABLE STATUS;
Name	Engine	Version	Row_format	Rows	Avg_row_length	Data_length	Max_data_length	Index_length	Data_free	Auto_increment	Create_time	Update_time	Check_time	Collation	Checksum	Create_options	Comment
t1	MyISAM	10	Fixed	1	7	7	0	1024	0	NULL	NULL	NULL	NULL	latin1_swedish_ci	NULL	partitioned	
DROP TABLE t1;
CREATE TABLE t1 (a int, index(a)) PARTITION BY KEY(a);
ALTER TABLE t1 DISABLE KEYS;
ALTER TABLE t1 ENABLE KEYS;
DROP TABLE t1;
End of 5.1 tests