) ENGINE=MyISAM DEFAULT CHARSET=latin1 PARTITION BY RANGE (a) SUBPARTITION BY LINEAR HASH (a) (PARTITION p0 VALUES LESS THAN (10) ENGINE = MyISAM)
) ENGINE=MyISAM DEFAULT CHARSET=latin1 /*!50100 PARTITION BY RANGE (a) SUBPARTITION BY LINEAR HASH (a) (PARTITION p0 VALUES LESS THAN (10) ENGINE = MyISAM) */
select SUBPARTITION_METHOD FROM information_schema.partitions WHERE
table_schema="test" AND table_name="t1";
SUBPARTITION_METHOD
...
...
@@ -134,7 +134,7 @@ 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 (10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53) ENGINE = MyISAM)
) ENGINE=MyISAM DEFAULT CHARSET=latin1 /*!50100 PARTITION BY LIST (a) (PARTITION p0 VALUES IN (10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53) ENGINE = MyISAM) */
SELECT PARTITION_DESCRIPTION FROM information_schema.partitions WHERE
) ENGINE=MyISAM DEFAULT CHARSET=latin1 PARTITION BY RANGE (a) SUBPARTITION BY KEY (a) (PARTITION p0 VALUES LESS THAN (1) ENGINE = MyISAM, PARTITION p1 VALUES LESS THAN (2) ENGINE = MyISAM)
) ENGINE=MyISAM DEFAULT CHARSET=latin1 /*!50100 PARTITION BY RANGE (a) SUBPARTITION BY KEY (a) (PARTITION p0 VALUES LESS THAN (1) ENGINE = MyISAM, PARTITION p1 VALUES LESS THAN (2) ENGINE = MyISAM) */
alter table t1 reorganize partition p1 into (partition p1 values less than (3));
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 KEY (a) (PARTITION p0 VALUES LESS THAN (1) ENGINE = MyISAM, PARTITION p1 VALUES LESS THAN (3) ENGINE = MyISAM)
) ENGINE=MyISAM DEFAULT CHARSET=latin1 /*!50100 PARTITION BY RANGE (a) SUBPARTITION BY KEY (a) (PARTITION p0 VALUES LESS THAN (1) ENGINE = MyISAM, PARTITION p1 VALUES LESS THAN (3) ENGINE = MyISAM) */
drop table t1;
CREATE TABLE t1 (
a int not null,
...
...
@@ -36,7 +36,7 @@ t1 CREATE TABLE `t1` (
`b` int(11) NOT NULL,
`c` int(11) NOT NULL,
PRIMARY KEY (`a`,`b`)
) ENGINE=MyISAM DEFAULT CHARSET=latin1 PARTITION BY KEY (a)
) ENGINE=MyISAM DEFAULT CHARSET=latin1 /*!50100 PARTITION BY KEY (a) */
drop table t1;
CREATE TABLE t1 (
a int not null,
...
...
@@ -206,7 +206,7 @@ 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)
) ENGINE=MEMORY DEFAULT CHARSET=latin1 /*!50100 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)
...
...
@@ -230,7 +230,7 @@ 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
) 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)
) ENGINE=MyISAM DEFAULT CHARSET=latin1 /*!50100 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)
...
...
@@ -290,7 +290,7 @@ 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)
) ENGINE=MyISAM DEFAULT CHARSET=latin1 /*!50100 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) (
) ENGINE=MyISAM DEFAULT CHARSET=latin1 PARTITION BY RANGE (a) SUBPARTITION BY HASH (a) (PARTITION p0 VALUES LESS THAN (100) ENGINE = MyISAM)
) ENGINE=MyISAM DEFAULT CHARSET=latin1 /*!50100 PARTITION BY RANGE (a) SUBPARTITION BY HASH (a) (PARTITION p0 VALUES LESS THAN (100) ENGINE = MyISAM) */
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))
) ENGINE=MyISAM DEFAULT CHARSET=latin1 /*!50100 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);
...
...
@@ -606,13 +606,13 @@ 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)
) ENGINE=MyISAM DEFAULT CHARSET=latin1 /*!50100 PARTITION BY KEY (a) */
) ENGINE=MyISAM DEFAULT CHARSET=latin1 PARTITION BY RANGE (f1) SUBPARTITION BY HASH (f1) SUBPARTITIONS 2 (PARTITION part1 VALUES LESS THAN (100) ENGINE = MyISAM, PARTITION part2 VALUES LESS THAN (2147483647) ENGINE = MyISAM)
) ENGINE=MyISAM DEFAULT CHARSET=latin1 /*!50100 PARTITION BY RANGE (f1) SUBPARTITION BY HASH (f1) SUBPARTITIONS 2 (PARTITION part1 VALUES LESS THAN (100) ENGINE = MyISAM, PARTITION part2 VALUES LESS THAN (2147483647) ENGINE = MyISAM) */
SELECT COUNT(*) = 0 AS my_value FROM t1;
my_value
1
...
...
@@ -1046,7 +1046,7 @@ Table Create Table
t1 CREATE TABLE `t1` (
`f1` int(11) DEFAULT NULL,
`f2` char(20) DEFAULT NULL
) ENGINE=MyISAM DEFAULT CHARSET=latin1 PARTITION BY HASH (f1) PARTITIONS 1
) ENGINE=MyISAM DEFAULT CHARSET=latin1 PARTITION BY RANGE (f1) SUBPARTITION BY HASH (f1) SUBPARTITIONS 1 (PARTITION part1 VALUES LESS THAN (100) ENGINE = MyISAM, PARTITION part2 VALUES LESS THAN (2147483647) ENGINE = MyISAM)
) ENGINE=MyISAM DEFAULT CHARSET=latin1 /*!50100 PARTITION BY RANGE (f1) SUBPARTITION BY HASH (f1) SUBPARTITIONS 1 (PARTITION part1 VALUES LESS THAN (100) ENGINE = MyISAM, PARTITION part2 VALUES LESS THAN (2147483647) ENGINE = MyISAM) */
) ENGINE=MyISAM DEFAULT CHARSET=latin1 PARTITION BY RANGE (YEAR(t)) (PARTITION p0 VALUES LESS THAN (1901) ENGINE = MyISAM, PARTITION p1 VALUES LESS THAN (1946) ENGINE = MyISAM, PARTITION p2 VALUES LESS THAN (1966) ENGINE = MyISAM, PARTITION p3 VALUES LESS THAN (1986) ENGINE = MyISAM, PARTITION p4 VALUES LESS THAN (2005) ENGINE = MyISAM, PARTITION p5 VALUES LESS THAN MAXVALUE ENGINE = MyISAM)
) ENGINE=MyISAM DEFAULT CHARSET=latin1 /*!50100 PARTITION BY RANGE (YEAR(t)) (PARTITION p0 VALUES LESS THAN (1901) ENGINE = MyISAM, PARTITION p1 VALUES LESS THAN (1946) ENGINE = MyISAM, PARTITION p2 VALUES LESS THAN (1966) ENGINE = MyISAM, PARTITION p3 VALUES LESS THAN (1986) ENGINE = MyISAM, PARTITION p4 VALUES LESS THAN (2005) ENGINE = MyISAM, PARTITION p5 VALUES LESS THAN MAXVALUE ENGINE = MyISAM) */
--- On slave --
SHOW CREATE TABLE t1;
Table Create Table
...
...
@@ -45,7 +45,7 @@ t1 CREATE TABLE `t1` (
`total` bigint(20) unsigned DEFAULT NULL,
`y` year(4) DEFAULT NULL,
`t` date DEFAULT NULL
) ENGINE=MyISAM DEFAULT CHARSET=latin1 PARTITION BY RANGE (YEAR(t)) (PARTITION p0 VALUES LESS THAN (1901) ENGINE = MyISAM, PARTITION p1 VALUES LESS THAN (1946) ENGINE = MyISAM, PARTITION p2 VALUES LESS THAN (1966) ENGINE = MyISAM, PARTITION p3 VALUES LESS THAN (1986) ENGINE = MyISAM, PARTITION p4 VALUES LESS THAN (2005) ENGINE = MyISAM, PARTITION p5 VALUES LESS THAN MAXVALUE ENGINE = MyISAM)
) ENGINE=MyISAM DEFAULT CHARSET=latin1 /*!50100 PARTITION BY RANGE (YEAR(t)) (PARTITION p0 VALUES LESS THAN (1901) ENGINE = MyISAM, PARTITION p1 VALUES LESS THAN (1946) ENGINE = MyISAM, PARTITION p2 VALUES LESS THAN (1966) ENGINE = MyISAM, PARTITION p3 VALUES LESS THAN (1986) ENGINE = MyISAM, PARTITION p4 VALUES LESS THAN (2005) ENGINE = MyISAM, PARTITION p5 VALUES LESS THAN MAXVALUE ENGINE = MyISAM) */
"--- Insert into t1 --" as "";
--- Select from t1 on master ---
select id,hex(b1),vc,bc,d,f,total,y,t from t1 order by id;
...
...
@@ -98,7 +98,7 @@ t1 CREATE TABLE `t1` (
`total` bigint(20) unsigned DEFAULT NULL,
`y` year(4) DEFAULT NULL,
`t` date DEFAULT NULL
) ENGINE=MyISAM DEFAULT CHARSET=latin1 PARTITION BY RANGE (YEAR(t)) (PARTITION p0 VALUES LESS THAN (1901) ENGINE = MyISAM, PARTITION p1 VALUES LESS THAN (1946) ENGINE = MyISAM, PARTITION p2 VALUES LESS THAN (1966) ENGINE = MyISAM, PARTITION p3 VALUES LESS THAN (1986) ENGINE = MyISAM, PARTITION p4 VALUES LESS THAN (2005) ENGINE = MyISAM, PARTITION p5 VALUES LESS THAN MAXVALUE ENGINE = MyISAM)
) ENGINE=MyISAM DEFAULT CHARSET=latin1 /*!50100 PARTITION BY RANGE (YEAR(t)) (PARTITION p0 VALUES LESS THAN (1901) ENGINE = MyISAM, PARTITION p1 VALUES LESS THAN (1946) ENGINE = MyISAM, PARTITION p2 VALUES LESS THAN (1966) ENGINE = MyISAM, PARTITION p3 VALUES LESS THAN (1986) ENGINE = MyISAM, PARTITION p4 VALUES LESS THAN (2005) ENGINE = MyISAM, PARTITION p5 VALUES LESS THAN MAXVALUE ENGINE = MyISAM) */
--- On slave ---
SHOW CREATE TABLE t1;
Table Create Table
...
...
@@ -112,7 +112,7 @@ t1 CREATE TABLE `t1` (
`total` bigint(20) unsigned DEFAULT NULL,
`y` year(4) DEFAULT NULL,
`t` date DEFAULT NULL
) ENGINE=MyISAM DEFAULT CHARSET=latin1 PARTITION BY RANGE (YEAR(t)) (PARTITION p0 VALUES LESS THAN (1901) ENGINE = MyISAM, PARTITION p1 VALUES LESS THAN (1946) ENGINE = MyISAM, PARTITION p2 VALUES LESS THAN (1966) ENGINE = MyISAM, PARTITION p3 VALUES LESS THAN (1986) ENGINE = MyISAM, PARTITION p4 VALUES LESS THAN (2005) ENGINE = MyISAM, PARTITION p5 VALUES LESS THAN MAXVALUE ENGINE = MyISAM)
) ENGINE=MyISAM DEFAULT CHARSET=latin1 /*!50100 PARTITION BY RANGE (YEAR(t)) (PARTITION p0 VALUES LESS THAN (1901) ENGINE = MyISAM, PARTITION p1 VALUES LESS THAN (1946) ENGINE = MyISAM, PARTITION p2 VALUES LESS THAN (1966) ENGINE = MyISAM, PARTITION p3 VALUES LESS THAN (1986) ENGINE = MyISAM, PARTITION p4 VALUES LESS THAN (2005) ENGINE = MyISAM, PARTITION p5 VALUES LESS THAN MAXVALUE ENGINE = MyISAM) */
"--- Insert into t1 --" as "";
--- Select from t1 on master ---
select id,hex(b1),vc,bc,d,f,total,y,t from t1 order by id;
...
...
@@ -174,7 +174,7 @@ t1 CREATE TABLE `t1` (
`total` bigint(20) unsigned DEFAULT NULL,
`y` year(4) DEFAULT NULL,
`t` date DEFAULT NULL
) ENGINE=MyISAM DEFAULT CHARSET=latin1 PARTITION BY LIST (id) (PARTITION p0 VALUES IN (2,4) ENGINE = MyISAM, PARTITION p1 VALUES IN (42,142) ENGINE = MyISAM, PARTITION p2 VALUES IN (412) ENGINE = MyISAM)
) ENGINE=MyISAM DEFAULT CHARSET=latin1 /*!50100 PARTITION BY LIST (id) (PARTITION p0 VALUES IN (2,4) ENGINE = MyISAM, PARTITION p1 VALUES IN (42,142) ENGINE = MyISAM, PARTITION p2 VALUES IN (412) ENGINE = MyISAM) */
--- On slave ---
SHOW CREATE TABLE t1;
Table Create Table
...
...
@@ -188,7 +188,7 @@ t1 CREATE TABLE `t1` (
`total` bigint(20) unsigned DEFAULT NULL,
`y` year(4) DEFAULT NULL,
`t` date DEFAULT NULL
) ENGINE=MyISAM DEFAULT CHARSET=latin1 PARTITION BY LIST (id) (PARTITION p0 VALUES IN (2,4) ENGINE = MyISAM, PARTITION p1 VALUES IN (42,142) ENGINE = MyISAM, PARTITION p2 VALUES IN (412) ENGINE = MyISAM)
) ENGINE=MyISAM DEFAULT CHARSET=latin1 /*!50100 PARTITION BY LIST (id) (PARTITION p0 VALUES IN (2,4) ENGINE = MyISAM, PARTITION p1 VALUES IN (42,142) ENGINE = MyISAM, PARTITION p2 VALUES IN (412) ENGINE = MyISAM) */
"--- Insert into t1 --" as "";
--- Select from t1 on master ---
select id,hex(b1),vc,bc,d,f,total,y,t from t1 order by id;
...
...
@@ -241,7 +241,7 @@ t1 CREATE TABLE `t1` (
`total` bigint(20) unsigned DEFAULT NULL,
`y` year(4) DEFAULT NULL,
`t` date DEFAULT NULL
) ENGINE=MyISAM DEFAULT CHARSET=latin1 PARTITION BY LIST (id) (PARTITION p0 VALUES IN (2,4) ENGINE = MyISAM, PARTITION p1 VALUES IN (42,142) ENGINE = MyISAM, PARTITION p2 VALUES IN (412) ENGINE = MyISAM)
) ENGINE=MyISAM DEFAULT CHARSET=latin1 /*!50100 PARTITION BY LIST (id) (PARTITION p0 VALUES IN (2,4) ENGINE = MyISAM, PARTITION p1 VALUES IN (42,142) ENGINE = MyISAM, PARTITION p2 VALUES IN (412) ENGINE = MyISAM) */
--- On slave ---
SHOW CREATE TABLE t1;
Table Create Table
...
...
@@ -255,7 +255,7 @@ t1 CREATE TABLE `t1` (
`total` bigint(20) unsigned DEFAULT NULL,
`y` year(4) DEFAULT NULL,
`t` date DEFAULT NULL
) ENGINE=MyISAM DEFAULT CHARSET=latin1 PARTITION BY LIST (id) (PARTITION p0 VALUES IN (2,4) ENGINE = MyISAM, PARTITION p1 VALUES IN (42,142) ENGINE = MyISAM, PARTITION p2 VALUES IN (412) ENGINE = MyISAM)
) ENGINE=MyISAM DEFAULT CHARSET=latin1 /*!50100 PARTITION BY LIST (id) (PARTITION p0 VALUES IN (2,4) ENGINE = MyISAM, PARTITION p1 VALUES IN (42,142) ENGINE = MyISAM, PARTITION p2 VALUES IN (412) ENGINE = MyISAM) */
"--- Insert into t1 --" as "";
--- Select from t1 on master ---
select id,hex(b1),vc,bc,d,f,total,y,t from t1 order by id;