drop table if exists t1;
create table t1 (a set (' ','a','b') not null);
show create table t1;
Table	Create Table
t1	CREATE TABLE `t1` (
  `a` set('','a','b') NOT NULL default ''
) ENGINE=MyISAM DEFAULT CHARSET=latin1
drop table t1;
create table t1 (a set (' ','a','b ') not null default 'b ');
show create table t1;
Table	Create Table
t1	CREATE TABLE `t1` (
  `a` set('','a','b') NOT NULL default 'b'
) ENGINE=MyISAM DEFAULT CHARSET=latin1
drop table t1;
CREATE TABLE t1 (   user varchar(64) NOT NULL default '',   path varchar(255) NOT NULL default '',   privilege   set('select','RESERVED30','RESERVED29','RESERVED28','RESERVED27','RESERVED26',   'RESERVED25','RESERVED24','data.delete','RESERVED22','RESERVED21',   'RESERVED20','data.insert.none','data.insert.approve',   'data.insert.delete','data.insert.move','data.insert.propose',   'data.insert.reject','RESERVED13','RESERVED12','RESERVED11','RESERVED10',   'RESERVED09','data.update','RESERVED07','RESERVED06','RESERVED05',   'RESERVED04','metadata.delete','metadata.put','RESERVED01','RESERVED00')   NOT NULL default '',   KEY user (user)   ) ENGINE=MyISAM CHARSET=utf8;
DROP TABLE t1;
set names latin1;
create table t1 (s set ('a','A') character set latin1 collate latin1_bin);
show create table t1;
Table	Create Table
t1	CREATE TABLE `t1` (
  `s` set('a','A') character set latin1 collate latin1_bin default NULL
) ENGINE=MyISAM DEFAULT CHARSET=latin1
insert into t1 values ('a'),('a,A'),('A,a'),('A');
select s from t1 order by s;
s
a
A
a,A
a,A
select s from t1 order by concat(s);
s
A
a
a,A
a,A
drop table t1;
CREATE TABLE t1 (c set('ae','oe','ue','ss') collate latin1_german2_ci);
INSERT INTO t1 VALUES ('ä'),('ö'),('ü'),('ß');
INSERT INTO t1 VALUES ('ae'),('oe'),('ue'),('ss');
INSERT INTO t1 VALUES ('ä,ö,ü,ß');
INSERT INTO t1 VALUES ('ae,oe,ue,ss');
SELECT c FROM t1 ORDER BY c;
c
ae
ae
oe
oe
ue
ue
ss
ss
ae,oe,ue,ss
ae,oe,ue,ss
SELECT c FROM t1 ORDER BY concat(c);
c
ae
ae
ae,oe,ue,ss
ae,oe,ue,ss
oe
oe
ss
ss
ue
ue
DROP TABLE t1;
