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
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
|
# include/query_cache_partitions.inc
#
# The variables
# $engine_type -- storage engine to be tested
# have to be set before sourcing this script.
# Tests will be skipped for the view protocol because the view protocol creates
# an additional util connection and other statistics data
-- source include/no_view_protocol.inc
SET global query_cache_type=ON;
SET local query_cache_type=ON;
eval SET SESSION DEFAULT_STORAGE_ENGINE = $engine_type;
# Initialise
--disable_warnings
drop table if exists t1;
--enable_warnings
set @save_query_cache_size = @@global.query_cache_size;
--echo # Test that partitions works with query cache
flush query cache;
SET GLOBAL query_cache_size=1024*1024*512;
CREATE TABLE `t1` (
`id` int(11) NOT NULL ,
`created_at` datetime NOT NULL,
`cool` tinyint default 0
);
ALTER TABLE t1 PARTITION BY RANGE (TO_DAYS(created_at)) (
PARTITION month_2010_4 VALUES LESS THAN (734258),
PARTITION month_2010_5 VALUES LESS THAN (734289),
PARTITION month_max VALUES LESS THAN MAXVALUE
);
show create table t1;
INSERT INTO t1 VALUES (1, now(), 0);
flush status;
show status like "Qcache_queries_in_cache";
show status like "Qcache_hits";
--disable_ps2_protocol
SELECT cool FROM `t1` WHERE (`t1`.id = 1) LIMIT 1;
SELECT cool FROM `t1` WHERE (`t1`.id = 1) LIMIT 1;
SELECT cool FROM `t1` WHERE (`t1`.id = 1) LIMIT 1;
show status like "Qcache_queries_in_cache";
show status like "Qcache_hits";
--enable_ps2_protocol
drop table t1;
--echo # Test that sub-partitions works with query cache
flush query cache;
SET GLOBAL query_cache_size=1024*1024*512;
CREATE TABLE `t1` (
`id` int(11) NOT NULL ,
`created_at` datetime NOT NULL,
`cool` tinyint default 0
)
PARTITION BY RANGE (TO_DAYS(created_at))
subpartition by hash(cool) subpartitions 3 (
PARTITION month_2010_4 VALUES LESS THAN (734258),
PARTITION month_2010_5 VALUES LESS THAN (734289),
PARTITION month_max VALUES LESS THAN MAXVALUE
);
show create table t1;
INSERT INTO t1 VALUES (1, now(), 0);
flush status;
show status like "Qcache_queries_in_cache";
show status like "Qcache_hits";
--disable_ps2_protocol
SELECT cool FROM `t1` WHERE (`t1`.id = 1) LIMIT 1;
SELECT cool FROM `t1` WHERE (`t1`.id = 1) LIMIT 1;
SELECT cool FROM `t1` WHERE (`t1`.id = 1) LIMIT 1;
show status like "Qcache_queries_in_cache";
show status like "Qcache_hits";
--enable_ps2_protocol
drop table t1;
--echo #
--echo # MySQL bug#53775 Query on partitioned table returns cached result
--echo # from previous transaction
--echo #
flush query cache;
flush status;
SET GLOBAL query_cache_size=1024*1024*512;
CREATE TABLE `t1` (
`id` int(11) NOT NULL ,
`created_at` datetime NOT NULL,
`cool` tinyint default 0
);
ALTER TABLE t1 PARTITION BY RANGE (TO_DAYS(created_at)) (
PARTITION month_2010_4 VALUES LESS THAN (734258),
PARTITION month_2010_5 VALUES LESS THAN (734289),
PARTITION month_max VALUES LESS THAN MAXVALUE
);
INSERT INTO t1 VALUES (1, now(), 0);
show status like "Qcache_queries_in_cache";
show status like "Qcache_hits";
--disable_ps2_protocol
BEGIN;
UPDATE `t1` SET `cool` = 1 WHERE `id` = 1;
SELECT cool FROM `t1` WHERE (`t1`.id = 1) LIMIT 1;
ROLLBACK;
SELECT cool FROM `t1` WHERE (`t1`.id = 1) LIMIT 1;
BEGIN;
SELECT cool FROM `t1` WHERE (`t1`.id = 1) LIMIT 1;
ROLLBACK;
SELECT cool FROM `t1` WHERE (`t1`.id = 1) LIMIT 1;
show status like "Qcache_queries_in_cache";
show status like "Qcache_hits";
--enable_ps2_protocol
drop table t1;
set @@global.query_cache_size = @save_query_cache_size;
SET global query_cache_type=default;
|
