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SET @start_value = @@global.max_relay_log_size;
SELECT @start_value;
@start_value
0
'#--------------------FN_DYNVARS_082_01------------------------#'
SET @@global.max_relay_log_size = 5000;
SET @@global.max_relay_log_size = DEFAULT;
SELECT @@global.max_relay_log_size;
@@global.max_relay_log_size
0
'#---------------------FN_DYNVARS_082_02-------------------------#'
SET @@global.max_relay_log_size = @start_value;
SELECT @@global.max_relay_log_size = 1024;
@@global.max_relay_log_size = 1024
0
'Bug# 34876: This variable has invalid default value as compared to documentation';
'#--------------------FN_DYNVARS_082_03------------------------#'
SET @@global.max_relay_log_size = 0;
SELECT @@global.max_relay_log_size;
@@global.max_relay_log_size
0
SET @@global.max_relay_log_size = 1;
SELECT @@global.max_relay_log_size;
@@global.max_relay_log_size
0
SET @@global.max_relay_log_size = 1073741824;
SELECT @@global.max_relay_log_size;
@@global.max_relay_log_size
1073741824
SET @@global.max_relay_log_size = 1073741823;
SELECT @@global.max_relay_log_size;
@@global.max_relay_log_size
1073737728
SET @@global.max_relay_log_size = 65535;
SELECT @@global.max_relay_log_size;
@@global.max_relay_log_size
61440
'Bug# 34877: Invalid Values are coming in variable on assigning valid values';
'#--------------------FN_DYNVARS_082_04-------------------------#'
SET @@global.max_relay_log_size = -1;
Warnings:
Warning 1292 Truncated incorrect max_relay_log_size value: '-1'
SELECT @@global.max_relay_log_size;
@@global.max_relay_log_size
0
SET @@global.max_relay_log_size = 100000000000;
Warnings:
Warning 1292 Truncated incorrect max_relay_log_size value: '100000000000'
SELECT @@global.max_relay_log_size;
@@global.max_relay_log_size
1073741824
SET @@global.max_relay_log_size = 10000.01;
ERROR 42000: Incorrect argument type to variable 'max_relay_log_size'
SELECT @@global.max_relay_log_size;
@@global.max_relay_log_size
1073741824
SET @@global.max_relay_log_size = -1024;
Warnings:
Warning 1292 Truncated incorrect max_relay_log_size value: '-1024'
SELECT @@global.max_relay_log_size;
@@global.max_relay_log_size
0
SET @@global.max_relay_log_size = 1073741825;
Warnings:
Warning 1292 Truncated incorrect max_relay_log_size value: '1073741825'
SELECT @@global.max_relay_log_size;
@@global.max_relay_log_size
1073741824
SET @@global.max_relay_log_size = 10737418241;
Warnings:
Warning 1292 Truncated incorrect max_relay_log_size value: '10737418241'
SELECT @@global.max_relay_log_size;
@@global.max_relay_log_size
1073741824
'Bug # 34837: Errors are not coming on assigning invalid values to variable';
SET @@global.max_relay_log_size = ON;
ERROR 42000: Incorrect argument type to variable 'max_relay_log_size'
SELECT @@global.max_relay_log_size;
@@global.max_relay_log_size
1073741824
SET @@global.max_relay_log_size = 'test';
ERROR 42000: Incorrect argument type to variable 'max_relay_log_size'
SELECT @@global.max_relay_log_size;
@@global.max_relay_log_size
1073741824
'#-------------------FN_DYNVARS_082_05----------------------------#'
SET @@session.max_relay_log_size = 4096;
ERROR HY000: Variable 'max_relay_log_size' is a GLOBAL variable and should be set with SET GLOBAL
SELECT @@session.max_relay_log_size;
ERROR HY000: Variable 'max_relay_log_size' is a GLOBAL variable
'#----------------------FN_DYNVARS_082_06------------------------#'
SELECT @@global.max_relay_log_size = VARIABLE_VALUE
FROM INFORMATION_SCHEMA.GLOBAL_VARIABLES
WHERE VARIABLE_NAME='max_relay_log_size';
@@global.max_relay_log_size = VARIABLE_VALUE
1
SELECT @@max_relay_log_size = VARIABLE_VALUE
FROM INFORMATION_SCHEMA.SESSION_VARIABLES
WHERE VARIABLE_NAME='max_relay_log_size';
@@max_relay_log_size = VARIABLE_VALUE
1
'#---------------------FN_DYNVARS_082_07----------------------#'
SET @@global.max_relay_log_size = TRUE;
SELECT @@global.max_relay_log_size;
@@global.max_relay_log_size
0
SET @@global.max_relay_log_size = FALSE;
SELECT @@global.max_relay_log_size;
@@global.max_relay_log_size
0
'#---------------------FN_DYNVARS_082_08----------------------#'
SET @@global.max_relay_log_size = 5000;
SELECT @@max_relay_log_size = @@global.max_relay_log_size;
@@max_relay_log_size = @@global.max_relay_log_size
1
'#---------------------FN_DYNVARS_082_09----------------------#'
SET max_relay_log_size = 6000;
ERROR HY000: Variable 'max_relay_log_size' is a GLOBAL variable and should be set with SET GLOBAL
SELECT @@max_relay_log_size;
@@max_relay_log_size
4096
SET local.max_relay_log_size = 7000;
ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'max_relay_log_size = 7000' at line 1
SELECT local.max_relay_log_size;
ERROR 42S02: Unknown table 'local' in field list
SET global.max_relay_log_size = 8000;
ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'max_relay_log_size = 8000' at line 1
SELECT global.max_relay_log_size;
ERROR 42S02: Unknown table 'global' in field list
SELECT max_relay_log_size = @@session.max_relay_log_size;
ERROR 42S22: Unknown column 'max_relay_log_size' in 'field list'
SET @@global.max_relay_log_size = @start_value;
SELECT @@global.max_relay_log_size;
@@global.max_relay_log_size
0
|
