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SET @start_value = @@global.expire_logs_days;
'#--------------------FN_DYNVARS_029_01------------------------#'
SET @@global.expire_logs_days = 99;
SET @@global.expire_logs_days = DEFAULT;
SELECT @@global.expire_logs_days = 0;
@@global.expire_logs_days = 0
1
'#---------------------FN_DYNVARS_029_02-------------------------#'
SET @@global.expire_logs_days = @start_value;
SELECT @@global.expire_logs_days = @start_value;
@@global.expire_logs_days = @start_value
1
'#--------------------FN_DYNVARS_029_03------------------------#'
SET @@global.expire_logs_days = 0;
SELECT @@global.expire_logs_days;
@@global.expire_logs_days
0
SET @@global.expire_logs_days = 99;
SELECT @@global.expire_logs_days;
@@global.expire_logs_days
99
SET @@global.expire_logs_days = 10;
SELECT @@global.expire_logs_days;
@@global.expire_logs_days
10
SET @@global.expire_logs_days = 21;
SELECT @@global.expire_logs_days;
@@global.expire_logs_days
21
'#--------------------FN_DYNVARS_029_04-------------------------#'
SET @@global.expire_logs_days = -1;
Warnings:
Warning 1292 Truncated incorrect expire_logs_days value: '-1'
SELECT @@global.expire_logs_days;
@@global.expire_logs_days
0
SET @@global.expire_logs_days = 100;
Warnings:
Warning 1292 Truncated incorrect expire_logs_days value: '100'
SELECT @@global.expire_logs_days;
@@global.expire_logs_days
99
SET @@global.expire_logs_days = 1024;
Warnings:
Warning 1292 Truncated incorrect expire_logs_days value: '1024'
SELECT @@global.expire_logs_days;
@@global.expire_logs_days
99
SET @@global.expire_logs_days = 10000.01;
ERROR 42000: Incorrect argument type to variable 'expire_logs_days'
SELECT @@global.expire_logs_days;
@@global.expire_logs_days
99
SET @@global.expire_logs_days = -1024;
Warnings:
Warning 1292 Truncated incorrect expire_logs_days value: '-1024'
SELECT @@global.expire_logs_days;
@@global.expire_logs_days
0
SET @@global.expire_logs_days = 42949672950;
Warnings:
Warning 1292 Truncated incorrect expire_logs_days value: '42949672950'
SELECT @@global.expire_logs_days;
@@global.expire_logs_days
99
SET @@global.expire_logs_days = ON;
ERROR 42000: Incorrect argument type to variable 'expire_logs_days'
SELECT @@global.expire_logs_days;
@@global.expire_logs_days
99
SET @@global.expire_logs_days = 'test';
ERROR 42000: Incorrect argument type to variable 'expire_logs_days'
SELECT @@global.expire_logs_days;
@@global.expire_logs_days
99
'#-------------------FN_DYNVARS_029_05----------------------------#'
SET @@session.expire_logs_days = 0;
ERROR HY000: Variable 'expire_logs_days' is a GLOBAL variable and should be set with SET GLOBAL
SELECT @@expire_logs_days;
@@expire_logs_days
99
'#----------------------FN_DYNVARS_029_06------------------------#'
SELECT @@global.expire_logs_days = VARIABLE_VALUE
FROM INFORMATION_SCHEMA.GLOBAL_VARIABLES
WHERE VARIABLE_NAME='expire_logs_days';
@@global.expire_logs_days = VARIABLE_VALUE
1
SELECT @@expire_logs_days = VARIABLE_VALUE
FROM INFORMATION_SCHEMA.SESSION_VARIABLES
WHERE VARIABLE_NAME='expire_logs_days';
@@expire_logs_days = VARIABLE_VALUE
1
'#---------------------FN_DYNVARS_029_07----------------------#'
SET @@global.expire_logs_days = TRUE;
SELECT @@global.expire_logs_days;
@@global.expire_logs_days
1
SET @@global.expire_logs_days = FALSE;
SELECT @@global.expire_logs_days;
@@global.expire_logs_days
0
'#---------------------FN_DYNVARS_029_08----------------------#'
SET @@global.expire_logs_days = 1;
SELECT @@expire_logs_days = @@global.expire_logs_days;
@@expire_logs_days = @@global.expire_logs_days
1
'#---------------------FN_DYNVARS_029_09----------------------#'
SET expire_logs_days = 1;
ERROR HY000: Variable 'expire_logs_days' is a GLOBAL variable and should be set with SET GLOBAL
SELECT @@expire_logs_days;
@@expire_logs_days
1
SELECT local.expire_logs_days;
ERROR 42S02: Unknown table 'local' in field list
SELECT global.expire_logs_days;
ERROR 42S02: Unknown table 'global' in field list
SELECT expire_logs_days = @@session.expire_logs_days;
ERROR 42S22: Unknown column 'expire_logs_days' in 'field list'
SET @@global.expire_logs_days = @start_value;
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