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SET @start_global_value = @@global.join_buffer_size;
SELECT @start_global_value;
@start_global_value
131072
SET @start_session_value = @@session.join_buffer_size;
SELECT @start_session_value;
@start_session_value
131072
'#--------------------FN_DYNVARS_053_01-------------------------#'
SET @@global.join_buffer_size = 8200;
Warnings:
Warning 1292 Truncated incorrect join_buffer_size value: '8200'
SET @@global.join_buffer_size = DEFAULT;
SELECT @@global.join_buffer_size;
@@global.join_buffer_size
131072
SET @@session.join_buffer_size = 8200;
Warnings:
Warning 1292 Truncated incorrect join_buffer_size value: '8200'
SET @@session.join_buffer_size = DEFAULT;
SELECT @@session.join_buffer_size;
@@session.join_buffer_size
131072
'#--------------------FN_DYNVARS_053_02-------------------------#'
SET @@global.join_buffer_size = DEFAULT;
SELECT @@global.join_buffer_size = 131072;
@@global.join_buffer_size = 131072
1
SET @@session.join_buffer_size = DEFAULT;
SELECT @@session.join_buffer_size = 131072;
@@session.join_buffer_size = 131072
1
'#--------------------FN_DYNVARS_053_03-------------------------#'
SET @@global.join_buffer_size = 8200;
Warnings:
Warning 1292 Truncated incorrect join_buffer_size value: '8200'
SELECT @@global.join_buffer_size=8200 OR @@global.join_buffer_size= 8228;
@@global.join_buffer_size=8200 OR @@global.join_buffer_size= 8228
1
SET @@global.join_buffer_size = 65536;
SELECT @@global.join_buffer_size;
@@global.join_buffer_size
65536
SET @@global.join_buffer_size = 4294967295;
SELECT @@global.join_buffer_size;
@@global.join_buffer_size
4294963200
'Bug # 34837: Errors are not coming on assigning invalid values to variable'
'#--------------------FN_DYNVARS_053_04-------------------------#'
SET @@session.join_buffer_size = 8200;
Warnings:
Warning 1292 Truncated incorrect join_buffer_size value: '8200'
SELECT @@session.join_buffer_size=8200 OR @@session.join_buffer_size= 8228;
@@session.join_buffer_size=8200 OR @@session.join_buffer_size= 8228
1
SET @@session.join_buffer_size = 65536;
SELECT @@session.join_buffer_size;
@@session.join_buffer_size
65536
SET @@session.join_buffer_size = 4294967295;
SELECT @@session.join_buffer_size;
@@session.join_buffer_size
4294963200
'Bug # 34837: Errors are not coming on assigning invalid values to variable'
'#------------------FN_DYNVARS_053_05-----------------------#'
SET @@global.join_buffer_size = 0;
Warnings:
Warning 1292 Truncated incorrect join_buffer_size value: '0'
SELECT @@global.join_buffer_size=8200 OR @@global.join_buffer_size= 8228;
@@global.join_buffer_size=8200 OR @@global.join_buffer_size= 8228
1
SET @@global.join_buffer_size = -1024;
Warnings:
Warning 1292 Truncated incorrect join_buffer_size value: '0'
SELECT @@global.join_buffer_size=8200 OR @@global.join_buffer_size= 8228;
@@global.join_buffer_size=8200 OR @@global.join_buffer_size= 8228
1
SET @@global.join_buffer_size = 8199;
Warnings:
Warning 1292 Truncated incorrect join_buffer_size value: '8199'
SELECT @@global.join_buffer_size=8200 OR @@global.join_buffer_size= 8228;
@@global.join_buffer_size=8200 OR @@global.join_buffer_size= 8228
1
SET @@global.join_buffer_size = 42949672951;
SELECT @@global.join_buffer_size;
@@global.join_buffer_size
42949668864
SET @@global.join_buffer_size = 65530.34.;
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 '.' at line 1
SELECT @@global.join_buffer_size;
@@global.join_buffer_size
42949668864
SET @@global.join_buffer_size = test;
ERROR 42000: Incorrect argument type to variable 'join_buffer_size'
SELECT @@global.join_buffer_size;
@@global.join_buffer_size
42949668864
SET @@session.join_buffer_size = 0;
Warnings:
Warning 1292 Truncated incorrect join_buffer_size value: '0'
SELECT @@session.join_buffer_size=8200 OR @@session.join_buffer_size= 8228;
@@session.join_buffer_size=8200 OR @@session.join_buffer_size= 8228
1
SET @@session.join_buffer_size = -2;
Warnings:
Warning 1292 Truncated incorrect join_buffer_size value: '0'
SELECT @@session.join_buffer_size=8200 OR @@session.join_buffer_size= 8228;
@@session.join_buffer_size=8200 OR @@session.join_buffer_size= 8228
1
SET @@session.join_buffer_size = 8199;
Warnings:
Warning 1292 Truncated incorrect join_buffer_size value: '8199'
SELECT @@session.join_buffer_size=8200 OR @@session.join_buffer_size= 8228;
@@session.join_buffer_size=8200 OR @@session.join_buffer_size= 8228
1
SET @@session.join_buffer_size = 42949672951;
SELECT @@session.join_buffer_size;
@@session.join_buffer_size
42949668864
SET @@session.join_buffer_size = 65530.34.;
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 '.' at line 1
SELECT @@session.join_buffer_size;
@@session.join_buffer_size
42949668864
'Bug # 34837: Errors are not coming on assigning invalid values to variable'
SET @@session.join_buffer_size = test;
ERROR 42000: Incorrect argument type to variable 'join_buffer_size'
SELECT @@session.join_buffer_size;
@@session.join_buffer_size
42949668864
'#------------------FN_DYNVARS_053_06-----------------------#'
SELECT @@global.join_buffer_size = VARIABLE_VALUE
FROM INFORMATION_SCHEMA.GLOBAL_VARIABLES
WHERE VARIABLE_NAME='join_buffer_size';
@@global.join_buffer_size = VARIABLE_VALUE
1
'#------------------FN_DYNVARS_053_07-----------------------#'
SELECT @@session.join_buffer_size = VARIABLE_VALUE
FROM INFORMATION_SCHEMA.SESSION_VARIABLES
WHERE VARIABLE_NAME='join_buffer_size';
@@session.join_buffer_size = VARIABLE_VALUE
1
'#------------------FN_DYNVARS_053_08-----------------------#'
SET @@global.join_buffer_size = TRUE;
Warnings:
Warning 1292 Truncated incorrect join_buffer_size value: '1'
SELECT @@global.join_buffer_size=8200 OR @@global.join_buffer_size= 8228;
@@global.join_buffer_size=8200 OR @@global.join_buffer_size= 8228
1
SET @@global.join_buffer_size = FALSE;
Warnings:
Warning 1292 Truncated incorrect join_buffer_size value: '0'
SELECT @@global.join_buffer_size=8200 OR @@global.join_buffer_size= 8228;
@@global.join_buffer_size=8200 OR @@global.join_buffer_size= 8228
1
'Bug: Errors are not coming on assigning TRUE/FALSE to variable';
'#---------------------FN_DYNVARS_001_09----------------------#'
SET @@global.join_buffer_size = 10;
Warnings:
Warning 1292 Truncated incorrect join_buffer_size value: '10'
SELECT @@join_buffer_size = @@global.join_buffer_size;
@@join_buffer_size = @@global.join_buffer_size
0
'#---------------------FN_DYNVARS_001_10----------------------#'
SET @@join_buffer_size = 100;
Warnings:
Warning 1292 Truncated incorrect join_buffer_size value: '100'
SELECT @@join_buffer_size = @@local.join_buffer_size;
@@join_buffer_size = @@local.join_buffer_size
1
SELECT @@local.join_buffer_size = @@session.join_buffer_size;
@@local.join_buffer_size = @@session.join_buffer_size
1
'#---------------------FN_DYNVARS_001_11----------------------#'
SET join_buffer_size = 1;
Warnings:
Warning 1292 Truncated incorrect join_buffer_size value: '1'
SELECT @@join_buffer_size=8200 OR @@join_buffer_size= 8228;
@@join_buffer_size=8200 OR @@join_buffer_size= 8228
1
SELECT local.join_buffer_size;
ERROR 42S02: Unknown table 'local' in field list
SELECT session.join_buffer_size;
ERROR 42S02: Unknown table 'session' in field list
SELECT join_buffer_size = @@session.join_buffer_size;
ERROR 42S22: Unknown column 'join_buffer_size' in 'field list'
SET @@global.join_buffer_size = @start_global_value;
SELECT @@global.join_buffer_size;
@@global.join_buffer_size
131072
SET @@session.join_buffer_size = @start_session_value;
SELECT @@session.join_buffer_size;
@@session.join_buffer_size
131072