1
'#---------------------BS_STVARS_054_01----------------------#'
2
SELECT COUNT(@@GLOBAL.version_comment);
3
COUNT(@@GLOBAL.version_comment)
6
'#---------------------BS_STVARS_054_02----------------------#'
7
SET @@GLOBAL.version_comment=1;
8
ERROR HY000: Variable 'version_comment' is a read only variable
9
Expected error 'Read only variable'
10
SELECT COUNT(@@GLOBAL.version_comment);
11
COUNT(@@GLOBAL.version_comment)
14
'#---------------------BS_STVARS_054_03----------------------#'
15
SELECT @@GLOBAL.version_comment = VARIABLE_VALUE
16
FROM INFORMATION_SCHEMA.GLOBAL_VARIABLES
17
WHERE VARIABLE_NAME='version_comment';
18
@@GLOBAL.version_comment = VARIABLE_VALUE
21
SELECT COUNT(@@GLOBAL.version_comment);
22
COUNT(@@GLOBAL.version_comment)
25
SELECT COUNT(VARIABLE_VALUE)
26
FROM INFORMATION_SCHEMA.GLOBAL_VARIABLES
27
WHERE VARIABLE_NAME='version_comment';
31
'#---------------------BS_STVARS_054_04----------------------#'
32
SELECT @@version_comment = @@GLOBAL.version_comment;
33
@@version_comment = @@GLOBAL.version_comment
36
'#---------------------BS_STVARS_054_05----------------------#'
37
SELECT COUNT(@@version_comment);
38
COUNT(@@version_comment)
41
SELECT COUNT(@@local.version_comment);
42
ERROR HY000: Variable 'version_comment' is a GLOBAL variable
43
Expected error 'Variable is a GLOBAL variable'
44
SELECT COUNT(@@SESSION.version_comment);
45
ERROR HY000: Variable 'version_comment' is a GLOBAL variable
46
Expected error 'Variable is a GLOBAL variable'
47
SELECT COUNT(@@GLOBAL.version_comment);
48
COUNT(@@GLOBAL.version_comment)
51
SELECT version_comment = @@SESSION.version_comment;
52
ERROR 42S22: Unknown column 'version_comment' in 'field list'
53
Expected error 'Readonly variable'