1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
|
# Initialise
--disable_warnings
drop table if exists t1;
--enable_warnings
select (1,2,3) IN ((3,2,3), (1,2,3), (1,3,3));
select row(10,2,3) IN (row(3,2,3), row(1,2,3), row(1,3,3));
select row(1,2,3) IN (row(3,NULL,3), row(1,2,3), row(1,3,3));
select row(10,2,3) IN (row(3,NULL,3), row(1,2,3), row(1,3,3));
--disable_ps_warnings
select row('a',1.5,3) IN (row(1,2,3), row('a',1.5,3), row('a','a','a'));
--enable_ps_warnings
select row('a',0,3) IN (row(3,2,3), row('a','0','3'), row(1,3,3));
select row('a',0,3) IN (row(3,2,3), row('a','a','3'), row(1,3,3));
select row('a',1.5,3) IN (row(3,NULL,3), row('a',1.5,3), row(1,3,3));
select row('b',1.5,3) IN (row(3,NULL,3), row('a',1.5,3), row(1,3,3));
select row('b',1.5,3) IN (row('b',NULL,3), row('a',1.5,3), row(1,3,3));
select row('b',1.5,3) IN (row('b',NULL,4), row('a',1.5,3), row(1,3,3));
select (1,2,(3,4)) IN ((3,2,(3,4)), (1,2,(3,4)));
-- error 1241
select row(1,2,row(3,4)) IN (row(3,2,row(3,4)), row(1,2,4));
select row(1,2,row(3,4)) IN (row(3,2,row(3,4)), row(1,2,row(3,NULL)));
explain extended select row(1,2,row(3,4)) IN (row(3,2,row(3,4)), row(1,2,row(3,NULL)));
SELECT (1,2,3)=(0,NULL,3);
SELECT (1,2,3)=(1,NULL,3);
# here's something for Sanja to fix :)
SELECT (1,2,3)=(1,NULL,0);
SELECT ROW(1,2,3)=ROW(1,2,3);
SELECT ROW(2,2,3)=ROW(1+1,2,3);
SELECT ROW(1,2,3)=ROW(1+1,2,3);
SELECT ROW(1,2,3)<ROW(1+1,2,3);
SELECT ROW(1,2,3)>ROW(1+1,2,3);
SELECT ROW(1,2,3)<=ROW(1+1,2,3);
SELECT ROW(1,2,3)>=ROW(1+1,2,3);
SELECT ROW(1,2,3)<>ROW(1+1,2,3);
SELECT ROW(NULL,2,3)=ROW(NULL,2,3);
SELECT ROW(NULL,2,3)<=>ROW(NULL,2,3);
SELECT ROW(1,2,ROW(3,4,5))=ROW(1,2,ROW(3,4,5));
SELECT ROW('test',2,3.33)=ROW('test',2,3.33);
-- error 1241
SELECT ROW('test',2,3.33)=ROW('test',2,3.33,4);
SELECT ROW('test',2,ROW(3,33))=ROW('test',2,ROW(3,33));
SELECT ROW('test',2,ROW(3,33))=ROW('test',2,ROW(3,3));
SELECT ROW('test',2,ROW(3,33))=ROW('test',2,ROW(3,NULL));
-- error 1241
SELECT ROW('test',2,ROW(3,33))=ROW('test',2,4);
create table t1 ( a int, b int, c int);
insert into t1 values (1,2,3), (2,3,1), (3,2,1), (1,2,NULL);
select * from t1 where ROW(1,2,3)=ROW(a,b,c);
select * from t1 where ROW(0,2,3)=ROW(a,b,c);
select * from t1 where ROW(1,2,3)<ROW(a,b,c);
select ROW(a,2,3) IN(row(1,b,c), row(2,3,1)) from t1;
select ROW(c,2,3) IN(row(1,b,a), row(2,3,1)) from t1;
select ROW(a,b,c) IN(row(1,2,3), row(3,2,1)) from t1;
select ROW(1,2,3) IN(row(a,b,c), row(1,2,3)) from t1;
drop table t1;
-- error 1241
select ROW(1,1);
create table t1 (i int);
-- error 1241
select 1 from t1 where ROW(1,1);
-- error 1241
select count(*) from t1 order by ROW(1,1);
-- error 1241
select count(*) from t1 having (1,1) order by i;
drop table t1;
create table t1 (a int, b int);
insert into t1 values (1, 4);
insert into t1 values (10, 40);
insert into t1 values (1, 4);
insert into t1 values (10, 43);
insert into t1 values (1, 4);
insert into t1 values (10, 41);
insert into t1 values (1, 4);
insert into t1 values (10, 43);
insert into t1 values (1, 4);
select a, MAX(b), (1, MAX(b)) = (1, 4) from t1 group by a;
drop table t1;
SELECT ROW(2,10) <=> ROW(3,4);
SELECT ROW(NULL,10) <=> ROW(3,NULL);
|
