SET @start_global_value = @@global.lock_wait_timeout;
SELECT @start_global_value;
@start_global_value
86400
SET @start_session_value = @@session.lock_wait_timeout;
SELECT @start_session_value;
@start_session_value
86400
'#--------------------FN_DYNVARS_002_01-------------------------#'
SET @@global.lock_wait_timeout = 100;
SET @@global.lock_wait_timeout = DEFAULT;
SELECT @@global.lock_wait_timeout;
@@global.lock_wait_timeout
86400
SET @@session.lock_wait_timeout = 200;
SET @@session.lock_wait_timeout = DEFAULT;
SELECT @@session.lock_wait_timeout;
@@session.lock_wait_timeout
86400
'#--------------------FN_DYNVARS_002_02-------------------------#'
SET @@global.lock_wait_timeout = @start_global_value;
SELECT @@global.lock_wait_timeout = 31536000;
@@global.lock_wait_timeout = 31536000
0
SET @@session.lock_wait_timeout = @start_session_value;
SELECT @@session.lock_wait_timeout = 31536000;
@@session.lock_wait_timeout = 31536000
0
'#--------------------FN_DYNVARS_002_03-------------------------#'
SET @@global.lock_wait_timeout = 1;
SELECT @@global.lock_wait_timeout;
@@global.lock_wait_timeout
1
SET @@global.lock_wait_timeout = 60020;
SELECT @@global.lock_wait_timeout;
@@global.lock_wait_timeout
60020
SET @@global.lock_wait_timeout = 65535;
SELECT @@global.lock_wait_timeout;
@@global.lock_wait_timeout
65535
'#--------------------FN_DYNVARS_002_04-------------------------#'
SET @@session.lock_wait_timeout = 1;
SELECT @@session.lock_wait_timeout;
@@session.lock_wait_timeout
1
SET @@session.lock_wait_timeout = 50050;
SELECT @@session.lock_wait_timeout;
@@session.lock_wait_timeout
50050
SET @@session.lock_wait_timeout = 65535;
SELECT @@session.lock_wait_timeout;
@@session.lock_wait_timeout
65535
'#------------------FN_DYNVARS_002_05-----------------------#'
SET @@global.lock_wait_timeout = 0;
SELECT @@global.lock_wait_timeout;
@@global.lock_wait_timeout
0
SET @@global.lock_wait_timeout = -1024;
Warnings:
Warning	1292	Truncated incorrect lock_wait_timeout value: '-1024'
SELECT @@global.lock_wait_timeout;
@@global.lock_wait_timeout
0
SET @@global.lock_wait_timeout = 31536001;
Warnings:
Warning	1292	Truncated incorrect lock_wait_timeout value: '31536001'
SELECT @@global.lock_wait_timeout;
@@global.lock_wait_timeout
31536000
SET @@global.lock_wait_timeout = ON;
ERROR 42000: Incorrect argument type to variable 'lock_wait_timeout'
SELECT @@global.lock_wait_timeout;
@@global.lock_wait_timeout
31536000
SET @@global.lock_wait_timeout = OFF;
ERROR 42000: Incorrect argument type to variable 'lock_wait_timeout'
SELECT @@global.lock_wait_timeout;
@@global.lock_wait_timeout
31536000
SET @@global.lock_wait_timeout = test;
ERROR 42000: Incorrect argument type to variable 'lock_wait_timeout'
SELECT @@global.lock_wait_timeout;
@@global.lock_wait_timeout
31536000
SET @@session.lock_wait_timeout = 0;
SELECT @@session.lock_wait_timeout;
@@session.lock_wait_timeout
0
SET @@session.lock_wait_timeout = -2;
Warnings:
Warning	1292	Truncated incorrect lock_wait_timeout value: '-2'
SELECT @@session.lock_wait_timeout;
@@session.lock_wait_timeout
0
SET @@session.lock_wait_timeout = 31537000;
Warnings:
Warning	1292	Truncated incorrect lock_wait_timeout value: '31537000'
SELECT @@session.lock_wait_timeout;
@@session.lock_wait_timeout
31536000
SET @@session.lock_wait_timeout = ON;
ERROR 42000: Incorrect argument type to variable 'lock_wait_timeout'
SELECT @@session.lock_wait_timeout;
@@session.lock_wait_timeout
31536000
SET @@session.lock_wait_timeout = OFF;
ERROR 42000: Incorrect argument type to variable 'lock_wait_timeout'
SELECT @@session.lock_wait_timeout;
@@session.lock_wait_timeout
31536000
SET @@session.lock_wait_timeout = test;
ERROR 42000: Incorrect argument type to variable 'lock_wait_timeout'
SELECT @@session.lock_wait_timeout;
@@session.lock_wait_timeout
31536000
'#------------------FN_DYNVARS_002_06-----------------------#'
SELECT @@global.lock_wait_timeout = VARIABLE_VALUE 
FROM INFORMATION_SCHEMA.GLOBAL_VARIABLES 
WHERE VARIABLE_NAME='lock_wait_timeout';
@@global.lock_wait_timeout = VARIABLE_VALUE
1
'#------------------FN_DYNVARS_002_07-----------------------#'
SELECT @@session.lock_wait_timeout = VARIABLE_VALUE 
FROM INFORMATION_SCHEMA.SESSION_VARIABLES 
WHERE VARIABLE_NAME='lock_wait_timeout';
@@session.lock_wait_timeout = VARIABLE_VALUE
1
'#------------------FN_DYNVARS_002_08-----------------------#'
SET @@global.lock_wait_timeout = TRUE;
SELECT @@global.lock_wait_timeout;
@@global.lock_wait_timeout
1
SET @@global.lock_wait_timeout = FALSE;
SELECT @@global.lock_wait_timeout;
@@global.lock_wait_timeout
0
'#---------------------FN_DYNVARS_001_09----------------------#'
SET @@global.lock_wait_timeout = 10;
SET @@session.lock_wait_timeout = 11;
SELECT @@lock_wait_timeout = @@global.lock_wait_timeout;
@@lock_wait_timeout = @@global.lock_wait_timeout
0
'#---------------------FN_DYNVARS_001_10----------------------#'
SET @@lock_wait_timeout = 100;
SELECT @@lock_wait_timeout = @@local.lock_wait_timeout;
@@lock_wait_timeout = @@local.lock_wait_timeout
1
SELECT @@local.lock_wait_timeout = @@session.lock_wait_timeout;
@@local.lock_wait_timeout = @@session.lock_wait_timeout
1
'#---------------------FN_DYNVARS_001_11----------------------#'
SET lock_wait_timeout = 1;
SELECT @@lock_wait_timeout;
@@lock_wait_timeout
1
SELECT local.lock_wait_timeout;
ERROR 42S02: Unknown table 'local' in field list
SELECT session.lock_wait_timeout;
ERROR 42S02: Unknown table 'session' in field list
SELECT lock_wait_timeout = @@session.lock_wait_timeout;
ERROR 42S22: Unknown column 'lock_wait_timeout' in 'field list'
SET @@global.lock_wait_timeout = @start_global_value;
SELECT @@global.lock_wait_timeout;
@@global.lock_wait_timeout
86400
SET @@session.lock_wait_timeout = @start_session_value;
SELECT @@session.lock_wait_timeout;
@@session.lock_wait_timeout
86400