SET @start_global_value = @@global.low_priority_updates;
SELECT @start_global_value;
@start_global_value
0
SET @start_session_value = @@session.low_priority_updates;
SELECT @start_session_value;
@start_session_value
0
'#--------------------FN_DYNVARS_069_01-------------------------#'
SET @@global.low_priority_updates = ON;
SET @@global.low_priority_updates = DEFAULT;
SELECT @@global.low_priority_updates;
@@global.low_priority_updates
0
SET @@session.low_priority_updates = ON;
SET @@session.low_priority_updates = DEFAULT;
SELECT @@session.low_priority_updates;
@@session.low_priority_updates
0
'#--------------------FN_DYNVARS_069_02-------------------------#'
SET @@global.low_priority_updates = DEFAULT;
SELECT @@global.low_priority_updates = 'FALSE';
@@global.low_priority_updates = 'FALSE'
1
Warnings:
Warning	1292	Truncated incorrect DOUBLE value: 'FALSE'
SET @@session.low_priority_updates = DEFAULT;
SELECT @@session.low_priority_updates = 'FALSE';
@@session.low_priority_updates = 'FALSE'
1
Warnings:
Warning	1292	Truncated incorrect DOUBLE value: 'FALSE'
'#--------------------FN_DYNVARS_069_03-------------------------#'
SET @@global.low_priority_updates = ON;
SELECT @@global.low_priority_updates;
@@global.low_priority_updates
1
SET @@global.low_priority_updates = OFF;
SELECT @@global.low_priority_updates;
@@global.low_priority_updates
0
SET @@global.low_priority_updates = 0;
SELECT @@global.low_priority_updates;
@@global.low_priority_updates
0
SET @@global.low_priority_updates = 1;
SELECT @@global.low_priority_updates;
@@global.low_priority_updates
1
SET @@global.low_priority_updates = TRUE;
SELECT @@global.low_priority_updates;
@@global.low_priority_updates
1
SET @@global.low_priority_updates = FALSE;
SELECT @@global.low_priority_updates;
@@global.low_priority_updates
0
'#--------------------FN_DYNVARS_069_04-------------------------#'
SET @@session.low_priority_updates = ON;
SELECT @@session.low_priority_updates;
@@session.low_priority_updates
1
SET @@session.low_priority_updates = OFF;
SELECT @@session.low_priority_updates;
@@session.low_priority_updates
0
SET @@session.low_priority_updates = 0;
SELECT @@session.low_priority_updates;
@@session.low_priority_updates
0
SET @@session.low_priority_updates = 1;
SELECT @@session.low_priority_updates;
@@session.low_priority_updates
1
SET @@session.low_priority_updates = TRUE;
SELECT @@session.low_priority_updates;
@@session.low_priority_updates
1
SET @@session.low_priority_updates = FALSE;
SELECT @@session.low_priority_updates;
@@session.low_priority_updates
0
'#------------------FN_DYNVARS_069_05-----------------------#'
SET @@global.low_priority_updates = 'ONN';
ERROR 42000: Variable 'low_priority_updates' can't be set to the value of 'ONN'
SET @@global.low_priority_updates = "OFFF";
ERROR 42000: Variable 'low_priority_updates' can't be set to the value of 'OFFF'
SET @@global.low_priority_updates = TTRUE;
ERROR 42000: Variable 'low_priority_updates' can't be set to the value of 'TTRUE'
SET @@global.low_priority_updates = FELSE;
ERROR 42000: Variable 'low_priority_updates' can't be set to the value of 'FELSE'
SET @@global.low_priority_updates = -1024;
ERROR 42000: Variable 'low_priority_updates' can't be set to the value of '-1024'
SET @@global.low_priority_updates = 65536;
ERROR 42000: Variable 'low_priority_updates' can't be set to the value of '65536'
SET @@global.low_priority_updates = 65530.34;
ERROR 42000: Incorrect argument type to variable 'low_priority_updates'
SET @@global.low_priority_updates = test;
ERROR 42000: Variable 'low_priority_updates' can't be set to the value of 'test'
SET @@session.low_priority_updates = ONN;
ERROR 42000: Variable 'low_priority_updates' can't be set to the value of 'ONN'
SET @@session.low_priority_updates = ONF;
ERROR 42000: Variable 'low_priority_updates' can't be set to the value of 'ONF'
SET @@session.low_priority_updates = OF;
ERROR 42000: Variable 'low_priority_updates' can't be set to the value of 'OF'
SET @@session.low_priority_updates = 'OFN';
ERROR 42000: Variable 'low_priority_updates' can't be set to the value of 'OFN'
SET @@session.low_priority_updates = -2;
ERROR 42000: Variable 'low_priority_updates' can't be set to the value of '-2'
SET @@session.low_priority_updates = 65530.34;
ERROR 42000: Incorrect argument type to variable 'low_priority_updates'
SET @@session.low_priority_updates = 65550;
ERROR 42000: Variable 'low_priority_updates' can't be set to the value of '65550'
SET @@session.low_priority_updates = test;
ERROR 42000: Variable 'low_priority_updates' can't be set to the value of 'test'
'#------------------FN_DYNVARS_069_06-----------------------#'
SELECT IF(@@global.low_priority_updates, "ON", "OFF") = VARIABLE_VALUE 
FROM INFORMATION_SCHEMA.GLOBAL_VARIABLES 
WHERE VARIABLE_NAME='low_priority_updates';
IF(@@global.low_priority_updates, "ON", "OFF") = VARIABLE_VALUE
1
'#------------------FN_DYNVARS_069_07-----------------------#'
SELECT IF(@@session.low_priority_updates, "ON", "OFF") = VARIABLE_VALUE 
FROM INFORMATION_SCHEMA.SESSION_VARIABLES 
WHERE VARIABLE_NAME='low_priority_updates';
IF(@@session.low_priority_updates, "ON", "OFF") = VARIABLE_VALUE
1
'#---------------------FN_DYNVARS_069_08----------------------#'
SET @@low_priority_updates = FALSE;
SET @@global.low_priority_updates = TRUE;
SELECT @@low_priority_updates = @@global.low_priority_updates;
@@low_priority_updates = @@global.low_priority_updates
0
'#---------------------FN_DYNVARS_069_09----------------------#'
SET @@low_priority_updates = ON;
SELECT @@low_priority_updates = @@local.low_priority_updates;
@@low_priority_updates = @@local.low_priority_updates
1
SELECT @@local.low_priority_updates = @@session.low_priority_updates;
@@local.low_priority_updates = @@session.low_priority_updates
1
'#---------------------FN_DYNVARS_069_10----------------------#'
SET low_priority_updates = 1;
SELECT @@low_priority_updates;
@@low_priority_updates
1
SELECT local.low_priority_updates;
ERROR 42S02: Unknown table 'local' in field list
SELECT session.low_priority_updates;
ERROR 42S02: Unknown table 'session' in field list
SELECT low_priority_updates = @@session.low_priority_updates;
ERROR 42S22: Unknown column 'low_priority_updates' in 'field list'
SET @@global.low_priority_updates = @start_global_value;
SELECT @@global.low_priority_updates;
@@global.low_priority_updates
0
SET @@session.low_priority_updates = @start_session_value;
SELECT @@session.low_priority_updates;
@@session.low_priority_updates
0