1
select coercibility('hello' collate utf8_roman_ci);
2
coercibility('hello' collate utf8_roman_ci)
5
select coercibility(@a);
8
select coercibility(user());
11
select coercibility('hello');
14
select coercibility(NULL);
17
create table t1 (a char(10));
18
insert into t1 values ('a'),('b'),('c');
19
select coercibility(max(a)) from t1;
23
explain extended select coercibility(conv(130,16,10));
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id select_type table type possible_keys key key_len ref rows filtered Extra
25
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL No tables used
27
Note 1003 select coercibility(conv(130,16,10)) AS `coercibility(conv(130,16,10))`
29
select collation(@a),coercibility(@a);
30
collation(@a) coercibility(@a)
35
select @a='TEST' collate utf8_bin;
36
@a='TEST' collate utf8_bin
38
set @a='test' collate utf8_general_ci;
39
select collation(@a),coercibility(@a);
40
collation(@a) coercibility(@a)
45
select @a='TEST' collate utf8_bin;
46
@a='TEST' collate utf8_bin
48
select collation(@a:='test');
51
select coercibility(@a:='test');
52
coercibility(@a:='test')
54
select collation(@a:='test' collate utf8_bin);
55
collation(@a:='test' collate utf8_bin)
57
select coercibility(@a:='test' collate utf8_bin);
58
coercibility(@a:='test' collate utf8_bin)
60
select (@a:='test' collate utf8_bin) = 'TEST';
61
(@a:='test' collate utf8_bin) = 'TEST'
63
select collation(@a),coercibility(@a);
64
collation(@a) coercibility(@a)
66
select (@a:='test' collate utf8_bin) = 'TEST' collate utf8_general_ci;
67
(@a:='test' collate utf8_bin) = 'TEST' collate utf8_general_ci
69
select @v, coercibility(@v);
72
set @v1=null, @v2=1, @v3=1.1, @v4=now();
73
select coercibility(@v1),coercibility(@v2),coercibility(@v3),coercibility(@v4);
74
coercibility(@v1) coercibility(@v2) coercibility(@v3) coercibility(@v4)