blob: 9b302be79b520cd0da4a9727cd098461ca047f33 (
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
|
--source include/have_innodb.inc
--echo #
--echo # innodb_instrument_semaphores
--echo #
--echo # save the initial value
SET @innodb_instrument_semaphores_global_saved = @@global.innodb_instrument_semaphores;
--echo # default
SELECT @@global.innodb_instrument_semaphores;
--echo
--echo # scope
--error ER_INCORRECT_GLOBAL_LOCAL_VAR
SELECT @@session.innodb_instrument_semaphores;
SET @@global.innodb_instrument_semaphores=OFF;
SELECT @@global.innodb_instrument_semaphores;
SET @@global.innodb_instrument_semaphores=ON;
SELECT @@global.innodb_instrument_semaphores;
--echo
--echo # valid values
SET @@global.innodb_instrument_semaphores='OFF';
SELECT @@global.innodb_instrument_semaphores;
SET @@global.innodb_instrument_semaphores=ON;
SELECT @@global.innodb_instrument_semaphores;
SET @@global.innodb_instrument_semaphores=default;
SELECT @@global.innodb_instrument_semaphores;
--echo
--echo # invalid values
--error ER_WRONG_VALUE_FOR_VAR
SET @@global.innodb_instrument_semaphores=NULL;
--error ER_WRONG_VALUE_FOR_VAR
SET @@global.innodb_instrument_semaphores='junk';
--echo
--echo # restore the initial value
SET @@global.innodb_instrument_semaphores = @innodb_instrument_semaphores_global_saved;
--echo # End of test
|
