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drop table if exists t1;
create table t1 (a char (20) not null, b int not null auto_increment, index (a,b),index(b));
insert into t1 (a) values ('ä'),('ac'),('ae'),('ad'),('Äc'),('aeb');
insert into t1 (a) values ('üc'),('uc'),('ue'),('ud'),('Ü'),('ueb'),('uf');
insert into t1 (a) values ('ö'),('oc'),('Öa'),('oe'),('od'),('Öc'),('oeb');
insert into t1 (a) values ('s'),('ss'),('ß'),('ßb'),('ssa'),('ssc'),('ßa');
insert into t1 (a) values ('eä'),('uü'),('öo'),('ää'),('ääa'),('aeae');
insert into t1 (a) values ('q'),('a'),('u'),('o'),('é'),('É');
select a,b from t1 order by a,b;
a b
a 35
ac 2
ad 4
ä 1
ae 3
ää 31
aeae 33
ääa 32
aeb 6
Äc 5
é 38
É 39
eä 28
o 37
oc 15
od 18
ö 14
oe 17
Öa 16
oeb 20
Öc 19
öo 30
q 34
s 21
ss 22
ß 23
ssa 25
ßa 27
ßb 24
ssc 26
u 36
uc 8
ud 10
ue 9
Ü 11
ueb 12
üc 7
uf 13
uü 29
select a,b from t1 order by upper(a),b;
a b
a 35
ac 2
ad 4
ä 1
ae 3
ää 31
aeae 33
ääa 32
aeb 6
Äc 5
é 38
É 39
eä 28
o 37
oc 15
od 18
ö 14
oe 17
Öa 16
oeb 20
Öc 19
öo 30
q 34
s 21
ss 22
ß 23
ssa 25
ßa 27
ßb 24
ssc 26
u 36
uc 8
ud 10
ue 9
Ü 11
ueb 12
üc 7
uf 13
uü 29
select a from t1 order by a desc;
a
uü
uf
üc
ueb
Ü
ue
ud
uc
u
ssc
ßb
ßa
ssa
ß
ss
s
q
öo
Öc
oeb
Öa
oe
ö
od
oc
o
eä
É
é
Äc
aeb
ääa
aeae
ää
ae
ä
ad
ac
a
check table t1;
Table Op Msg_type Msg_text
test.t1 check status OK
select * from t1 where a like "ö%";
a b
ö 14
Öa 16
Öc 19
öo 30
select * from t1 where a like binary "%É%";
a b
É 39
select * from t1 where a like "%Á%";
a b
a 35
ac 2
ad 4
ae 3
aeae 33
ääa 32
aeb 6
Öa 16
ssa 25
ßa 27
select * from t1 where a like "%U%";
a b
u 36
uc 8
ud 10
ue 9
ueb 12
uf 13
uü 29
select * from t1 where a like "%ss%";
a b
ss 22
ssa 25
ssc 26
drop table t1;
select strcmp('ä','ae'),strcmp('ae','ä'),strcmp('aeq','äq'),strcmp('äq','aeq');
strcmp('ä','ae') strcmp('ae','ä') strcmp('aeq','äq') strcmp('äq','aeq')
0 0 0 0
select strcmp('ss','ß'),strcmp('ß','ss'),strcmp('ßs','sss'),strcmp('ßq','ssq');
strcmp('ss','ß') strcmp('ß','ss') strcmp('ßs','sss') strcmp('ßq','ssq')
0 0 0 0
select strcmp('ä','af'),strcmp('a','ä'),strcmp('ää','aeq'),strcmp('ää','aeaeq');
strcmp('ä','af') strcmp('a','ä') strcmp('ää','aeq') strcmp('ää','aeaeq')
-1 -1 -1 -1
select strcmp('ss','ßa'),strcmp('ß','ssa'),strcmp('sßa','sssb'),strcmp('s','ß');
strcmp('ss','ßa') strcmp('ß','ssa') strcmp('sßa','sssb') strcmp('s','ß')
-1 -1 -1 -1
select strcmp('ö','oö'),strcmp('Ü','uü'),strcmp('ö','oeb');
strcmp('ö','oö') strcmp('Ü','uü') strcmp('ö','oeb')
-1 -1 -1
select strcmp('af','ä'),strcmp('ä','a'),strcmp('aeq','ää'),strcmp('aeaeq','ää');
strcmp('af','ä') strcmp('ä','a') strcmp('aeq','ää') strcmp('aeaeq','ää')
1 1 1 1
select strcmp('ßa','ss'),strcmp('ssa','ß'),strcmp('sssb','sßa'),strcmp('ß','s');
strcmp('ßa','ss') strcmp('ssa','ß') strcmp('sssb','sßa') strcmp('ß','s')
1 1 1 1
select strcmp('u','öa'),strcmp('u','ö');
strcmp('u','öa') strcmp('u','ö')
1 1
create table t1 (a varchar(10), key(a), fulltext (a));
insert into t1 values ("a"),("abc"),("abcd"),("hello"),("test");
select * from t1 where a like "abc%";
a
abc
abcd
select * from t1 where a like "test%";
a
test
select * from t1 where a like "te_t";
a
test
select * from t1 where match a against ("te*" in boolean mode)+0;
a
test
drop table t1;
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