Edit File: partition_bit_myisam.result
SET @max_row = 20; drop table if exists t1; create table t1 (a bit(65), primary key (a)) engine='MyISAM' partition by key (a); ERROR 42000: Display width out of range for column 'a' (max = 64) create table t1 (a bit(0), primary key (a)) engine='MyISAM' partition by key (a); show create table t1; Table Create Table t1 CREATE TABLE `t1` ( `a` bit(1) NOT NULL DEFAULT b'0', PRIMARY KEY (`a`) ) ENGINE=MyISAM DEFAULT CHARSET=latin1 /*!50100 PARTITION BY KEY (a) */ drop table t1; create table t1 (a bit(0), primary key (a)) engine='MyISAM' partition by key (a) ( partition pa1, partition pa2); show create table t1; Table Create Table t1 CREATE TABLE `t1` ( `a` bit(1) NOT NULL DEFAULT b'0', PRIMARY KEY (`a`) ) ENGINE=MyISAM DEFAULT CHARSET=latin1 /*!50100 PARTITION BY KEY (a) (PARTITION pa1 ENGINE = MyISAM, PARTITION pa2 ENGINE = MyISAM) */ drop table t1; create table t1 (a bit(64), primary key (a)) engine='MyISAM' partition by key (a) partitions 2; show create table t1; Table Create Table t1 CREATE TABLE `t1` ( `a` bit(64) NOT NULL DEFAULT b'0', PRIMARY KEY (`a`) ) ENGINE=MyISAM DEFAULT CHARSET=latin1 /*!50100 PARTITION BY KEY (a) PARTITIONS 2 */ insert into t1 values (b'1111111111111111111111111111111111111111111111111111111111111111'), (b'1000000000000000000000000000000000000000000000000000000000000000'), (b'0000000000000000000000000000000000000000000000000000000000000001'), (b'1010101010101010101010101010101010101010101010101010101010101010'), (b'0101010101010101010101010101010101010101010101010101010101010101'); select hex(a) from t1; hex(a) 1 5555555555555555 8000000000000000 AAAAAAAAAAAAAAAA FFFFFFFFFFFFFFFF drop table t1; create table t1 (a bit(64), primary key (a)) engine='MyISAM' partition by key (a) ( partition pa1 max_rows=20 min_rows=2, partition pa2 max_rows=30 min_rows=3, partition pa3 max_rows=30 min_rows=4, partition pa4 max_rows=40 min_rows=2); show create table t1; Table Create Table t1 CREATE TABLE `t1` ( `a` bit(64) NOT NULL DEFAULT b'0', PRIMARY KEY (`a`) ) ENGINE=MyISAM DEFAULT CHARSET=latin1 /*!50100 PARTITION BY KEY (a) (PARTITION pa1 MAX_ROWS = 20 MIN_ROWS = 2 ENGINE = MyISAM, PARTITION pa2 MAX_ROWS = 30 MIN_ROWS = 3 ENGINE = MyISAM, PARTITION pa3 MAX_ROWS = 30 MIN_ROWS = 4 ENGINE = MyISAM, PARTITION pa4 MAX_ROWS = 40 MIN_ROWS = 2 ENGINE = MyISAM) */ insert into t1 values (b'1111111111111111111111111111111111111111111111111111111111111111'), (b'1000000000000000000000000000000000000000000000000000000000000000'), (b'0000000000000000000000000000000000000000000000000000000000000001'), (b'1010101010101010101010101010101010101010101010101010101010101010'), (b'0101010101010101010101010101010101010101010101010101010101010101'); select hex(a) from t1 where a=b'0101010101010101010101010101010101010101010101010101010101010101'; hex(a) 5555555555555555 delete from t1 where a=b'0101010101010101010101010101010101010101010101010101010101010101'; select hex(a) from t1; hex(a) 1 8000000000000000 AAAAAAAAAAAAAAAA FFFFFFFFFFFFFFFF drop table t1; create table t2 (a bit, primary key (a)) engine='MyISAM' partition by key (a) partitions 4; show create table t2; Table Create Table t2 CREATE TABLE `t2` ( `a` bit(1) NOT NULL DEFAULT b'0', PRIMARY KEY (`a`) ) ENGINE=MyISAM DEFAULT CHARSET=latin1 /*!50100 PARTITION BY KEY (a) PARTITIONS 4 */ insert into t2 values (b'0'), (b'1'); select hex(a) from t2; hex(a) 0 1 alter table t2 drop primary key; show create table t2; Table Create Table t2 CREATE TABLE `t2` ( `a` bit(1) NOT NULL DEFAULT b'0' ) ENGINE=MyISAM DEFAULT CHARSET=latin1 /*!50100 PARTITION BY KEY (a) PARTITIONS 4 */ select hex(a) from t2; hex(a) 0 1 alter table t2 add primary key (a); show create table t2; Table Create Table t2 CREATE TABLE `t2` ( `a` bit(1) NOT NULL DEFAULT b'0', PRIMARY KEY (`a`) ) ENGINE=MyISAM DEFAULT CHARSET=latin1 /*!50100 PARTITION BY KEY (a) PARTITIONS 4 */ select hex(a) from t2; hex(a) 0 1 drop table t2; create table t3 (a bit(8), primary key (a)) engine='MyISAM' partition by range (a) subpartition by key (a) subpartitions 2 ( partition pa1 values less than (3), partition pa2 values less than (16), partition pa3 values less than (64), partition pa4 values less than (256)); show create table t3; Table Create Table t3 CREATE TABLE `t3` ( `a` bit(8) NOT NULL DEFAULT b'0', PRIMARY KEY (`a`) ) ENGINE=MyISAM DEFAULT CHARSET=latin1 /*!50100 PARTITION BY RANGE (a) SUBPARTITION BY KEY (a) SUBPARTITIONS 2 (PARTITION pa1 VALUES LESS THAN (3) ENGINE = MyISAM, PARTITION pa2 VALUES LESS THAN (16) ENGINE = MyISAM, PARTITION pa3 VALUES LESS THAN (64) ENGINE = MyISAM, PARTITION pa4 VALUES LESS THAN (256) ENGINE = MyISAM) */ 255 inserts; select hex(a) from t3 where a=b'01010101'; hex(a) 55 delete from t3 where a=b'01010101'; select count(*) from t3; count(*) 254 select hex(a) from t3; hex(a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drop table t3; create table t4 (a bit(8), primary key (a)) engine='MyISAM' partition by list (a) subpartition by key (a) subpartitions 2 ( partition pa1 values in (0,1,2,3), partition pa2 values in (4,5,6,7,8,9,10,11,12,13,14,15,16), partition pa3 values in (17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32)); show create table t4; Table Create Table t4 CREATE TABLE `t4` ( `a` bit(8) NOT NULL DEFAULT b'0', PRIMARY KEY (`a`) ) ENGINE=MyISAM DEFAULT CHARSET=latin1 /*!50100 PARTITION BY LIST (a) SUBPARTITION BY KEY (a) SUBPARTITIONS 2 (PARTITION pa1 VALUES IN (0,1,2,3) ENGINE = MyISAM, PARTITION pa2 VALUES IN (4,5,6,7,8,9,10,11,12,13,14,15,16) ENGINE = MyISAM, PARTITION pa3 VALUES IN (17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32) ENGINE = MyISAM) */ 32 inserts; select hex(a) from t4 where a=b'00000001'; hex(a) 1 delete from t4 where a=b'00000001'; select count(*) from t4; count(*) 31 select hex(a) from t4; hex(a) 10 11 12 13 14 15 16 17 18 19 1A 1B 1C 1D 1E 1F 2 20 3 4 5 6 7 8 9 A B C D E F drop table t4;