--disable_query_log # DATA DIRECTORY eval SET @data_dir = 'DATA DIRECTORY = ''/tmp'''; let $data_directory = `select @data_dir`; #INDEX DIRECTORY eval SET @indx_dir = 'INDEX DIRECTORY = ''/tmp'''; let $index_directory = `select @indx_dir`; --enable_query_log eval create table t1 (a enum('A','B','C','D','E','F','G','H','I','J','K','L') not null, primary key(a)) engine=$engine partition by key (a) ( partition pa1 $data_directory $index_directory max_rows=20 min_rows=2, partition pa2 $data_directory $index_directory max_rows=30 min_rows=3, partition pa3 $data_directory $index_directory max_rows=30 min_rows=4, partition pa4 $data_directory $index_directory max_rows=40 min_rows=2); show create table t1; insert into t1 values ('A'),('D'),('L'),('G'); select * from t1; select * from t1 where a='A'; update t1 set a='E' where a='L'; select * from t1; delete from t1 where a='E'; select * from t1; drop table t1; eval create table t2 (a enum ( '1','2','3','4','5','6','7','8','9','0', 'A','B','C','D','E','F','G','H','I','J','K','L', 'M','N','O','P','Q','R','S','T','U','V','W','X', 'Y','Z' ) not null, primary key(a)) engine=$engine partition by key (a) partitions 27; show create table t2; let $letter=26; --echo $count inserts; #--disable_query_log while ($letter) { eval insert into t2 values (char(ascii('A')+$letter)); dec $letter; } insert into t2 values ('1'),('2'),('3'),('4'),('5'),('6'),('7'),('8'),('9'),('0'); select count(*) from t2; select * from t2; drop table t2; eval create table t3 (a enum ( '1','2','3','4','5','6','7','8','9','0', 'A','B','C','D','E','F','G','H','I','J','K','L', 'M','N','O','P','Q','R','S','T','U','V','W','X', 'Y','Z' ) not null, primary key(a)) engine=$engine partition by range (cast(a as unsigned)) subpartition by key (a) subpartitions 3 ( partition pa9 values less than (10), partition pa18 values less than (19), partition pa27 values less than (28), partition pa36 values less than (37) ); show create table t3; let $letter=36; --echo $count inserts; #--disable_query_log while ($letter) { #eval insert into t3 values ($letter); dec $letter; } select count(*) from t3; select * from t3; drop table t3; eval create table t4 (a enum ( '1','2','3','4','5','6','7','8','9','0', 'A','B','C','D','E','F','G','H','I','J','K','L', 'M','N','O','P','Q','R','S','T','U','V','W','X', 'Y','Z' ) not null, primary key(a)) engine=$engine partition by list (cast(a as unsigned)) subpartition by key (a) subpartitions 3 ( partition pa9 values in (1,2,3,4,5,6,7,8,9), partition pa18 values in (10,11,12,13,14,15,16,17,18), partition pa27 values in (19,20,21,22,23,24,25,26,27), partition pa36 values in (28,29,30,31,32,33,34,35,36) ); show create table t4; let $letter=36; --echo $count inserts; #--disable_query_log while ($letter) { #eval insert into t4 values ($letter); dec $letter; } select count(*) from t4; select * from t4; drop table t4;