blob: 6532816bb37db7370eec5b6247dc9cf2d4d69db6 (
plain)
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
|
#
# Test the persistent stats feature when DROPping a table or an
# index when the corresponding rows in the stats tables are locked
#
-- source include/have_innodb.inc
CREATE DATABASE unlocked;
CREATE TABLE unlocked.t1(a INT PRIMARY KEY) ENGINE=INNODB STATS_PERSISTENT=0;
CREATE DATABASE locked;
CREATE TABLE locked.t1(a INT PRIMARY KEY) ENGINE=INNODB STATS_PERSISTENT=1;
CREATE TABLE innodb_stats_drop_locked (c INT, KEY c_key (c))
ENGINE=INNODB STATS_PERSISTENT=1;
ANALYZE TABLE innodb_stats_drop_locked;
BEGIN;
SELECT table_name FROM mysql.innodb_table_stats
WHERE table_name='innodb_stats_drop_locked'
FOR UPDATE;
SELECT table_name FROM mysql.innodb_index_stats
WHERE table_name='innodb_stats_drop_locked'
FOR UPDATE;
-- connect (con1,localhost,root,,)
SET innodb_lock_wait_timeout=1;
--error ER_LOCK_WAIT_TIMEOUT
ALTER TABLE innodb_stats_drop_locked DROP INDEX c_key;
# the index should be gone
SHOW CREATE TABLE innodb_stats_drop_locked;
--error ER_LOCK_WAIT_TIMEOUT
DROP TABLE innodb_stats_drop_locked;
DROP DATABASE unlocked;
--error ER_LOCK_WAIT_TIMEOUT
DROP DATABASE locked;
-- disconnect con1
-- connection default
COMMIT;
DROP DATABASE locked;
# the stats should be there
SELECT table_name FROM mysql.innodb_table_stats
WHERE table_name='innodb_stats_drop_locked';
SELECT table_name FROM mysql.innodb_index_stats
WHERE table_name='innodb_stats_drop_locked';
ALTER TABLE innodb_stats_drop_locked DROP INDEX c_key;
SELECT table_name FROM mysql.innodb_index_stats
WHERE table_name='innodb_stats_drop_locked';
DROP TABLE innodb_stats_drop_locked;
SELECT table_name FROM mysql.innodb_table_stats
WHERE table_name='innodb_stats_drop_locked';
SELECT table_name FROM mysql.innodb_index_stats
WHERE table_name='innodb_stats_drop_locked';
|
