~drizzle-trunk/drizzle/development

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
87
88
89
90
91
92
93
94
95
96
drop table if exists t1,t2;
select 1, 1.0, -1, "hello", NULL;
Catalog	Database	Table	Table_alias	Column	Column_alias	Type	Length	Max length	Is_null	Flags	Decimals	Charsetnr
def					1	5	1	1	N	32897	0	63
def					1.0	9	4	3	N	129	1	63
def					-1	5	2	2	N	32897	0	63
def					hello	8	20	5	N	1	31	45
def					NULL	3	0	0	Y	32896	0	63
1	1.0	-1	hello	NULL
1	1.0	-1	hello	NULL
create table t1 (a int, b int, c int, d int, e bigint, f float(3,2), g double(4,3), h decimal(5,4), j date, k timestamp, l datetime, m enum('a','b'), n char(10));
select * from t1;
Catalog	Database	Table	Table_alias	Column	Column_alias	Type	Length	Max length	Is_null	Flags	Decimals	Charsetnr
def	test	t1	t1	a	a	1	11	0	Y	32768	0	63
def	test	t1	t1	b	b	1	11	0	Y	32768	0	63
def	test	t1	t1	c	c	1	11	0	Y	32768	0	63
def	test	t1	t1	d	d	1	11	0	Y	32768	0	63
def	test	t1	t1	e	e	5	20	0	Y	32768	0	63
def	test	t1	t1	f	f	2	3	0	Y	32768	2	63
def	test	t1	t1	g	g	2	4	0	Y	32768	3	63
def	test	t1	t1	h	h	9	7	0	Y	0	4	63
def	test	t1	t1	j	j	7	10	0	Y	128	0	63
def	test	t1	t1	k	k	4	26	0	Y	160	0	63
def	test	t1	t1	l	l	6	19	0	Y	128	0	63
def	test	t1	t1	m	m	10	4	0	Y	256	0	45
def	test	t1	t1	n	n	8	40	0	Y	0	0	45
a	b	c	d	e	f	g	h	j	k	l	m	n
select a b, b c from t1 as t2;
Catalog	Database	Table	Table_alias	Column	Column_alias	Type	Length	Max length	Is_null	Flags	Decimals	Charsetnr
def	test	t1	t2	a	b	1	11	0	Y	32768	0	63
def	test	t1	t2	b	c	1	11	0	Y	32768	0	63
b	c
drop table t1;
CREATE TABLE t1 (id int default NULL, data varchar(255) default NULL);
INSERT INTO t1 VALUES (1,'male'),(2,'female');
CREATE TABLE t2 (id int default NULL, data char(3) default '0');
INSERT INTO t2 VALUES (1,'yes'),(2,'no');
select t1.id, t1.data, t2.data from t1, t2 where t1.id = t2.id;
Catalog	Database	Table	Table_alias	Column	Column_alias	Type	Length	Max length	Is_null	Flags	Decimals	Charsetnr
def	test	t1	t1	id	id	1	11	1	Y	32768	0	63
def	test	t1	t1	data	data	8	1020	6	Y	0	0	45
def	test	t2	t2	data	data	8	12	3	Y	0	0	45
id	data	data
1	male	yes
2	female	no
select t1.id, t1.data, t2.data from t1, t2 where t1.id = t2.id order by t1.id;
Catalog	Database	Table	Table_alias	Column	Column_alias	Type	Length	Max length	Is_null	Flags	Decimals	Charsetnr
def	test	t1	t1	id	id	1	11	1	Y	32768	0	63
def	test	t1	t1	data	data	8	1020	6	Y	0	0	45
def	test	t2	t2	data	data	8	12	3	Y	0	0	45
id	data	data
1	male	yes
2	female	no
select t1.id from t1 union select t2.id from t2;
Catalog	Database	Table	Table_alias	Column	Column_alias	Type	Length	Max length	Is_null	Flags	Decimals	Charsetnr
def				id	id	1	11	1	Y	32768	0	63
id
1
2
drop table t1,t2;
create table t1 ( a int, b varchar(30), primary key(a));
insert into t1 values (1,'one');
insert into t1 values (2,'two');
set @arg00=1 ;
select @arg00 FROM t1 where a=1 union distinct select 1 FROM t1 where a=1;
Catalog	Database	Table	Table_alias	Column	Column_alias	Type	Length	Max length	Is_null	Flags	Decimals	Charsetnr
def				@arg00	@arg00	5	20	1	Y	32768	0	63
@arg00
1
select * from (select @arg00) aaa;
Catalog	Database	Table	Table_alias	Column	Column_alias	Type	Length	Max length	Is_null	Flags	Decimals	Charsetnr
def			aaa	@arg00	@arg00	5	20	1	Y	32768	0	63
@arg00
1
select 1 union select 1;
Catalog	Database	Table	Table_alias	Column	Column_alias	Type	Length	Max length	Is_null	Flags	Decimals	Charsetnr
def				1	1	5	20	1	N	32769	0	63
1
1
select * from (select 1 union select 1) aaa;
Catalog	Database	Table	Table_alias	Column	Column_alias	Type	Length	Max length	Is_null	Flags	Decimals	Charsetnr
def			aaa	1	1	5	20	1	N	32769	0	63
1
1
drop table t1;
select a.* from (select 2147483648 as v_large) a;
Catalog	Database	Table	Table_alias	Column	Column_alias	Type	Length	Max length	Is_null	Flags	Decimals	Charsetnr
def			a	v_large	v_large	5	10	10	N	32769	0	63
v_large
2147483648
select a.* from (select 214748364 as v_small) a;
Catalog	Database	Table	Table_alias	Column	Column_alias	Type	Length	Max length	Is_null	Flags	Decimals	Charsetnr
def			a	v_small	v_small	1	9	9	N	32769	0	63
v_small
214748364
End of 5.0 tests