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SET @start_global_value = @@global.optimizer_search_depth;
SELECT @start_global_value;
@start_global_value
62
SET @start_session_value = @@session.optimizer_search_depth;
SELECT @start_session_value;
@start_session_value
62
'#--------------------FN_DYNVARS_116_01-------------------------#'
SET @@global.optimizer_search_depth = 100;
Warnings:
Warning 1292 Truncated incorrect optimizer_search_depth value: '100'
SET @@global.optimizer_search_depth = DEFAULT;
SELECT @@global.optimizer_search_depth;
@@global.optimizer_search_depth
62
SET @@session.optimizer_search_depth = 200;
Warnings:
Warning 1292 Truncated incorrect optimizer_search_depth value: '200'
SET @@session.optimizer_search_depth = DEFAULT;
SELECT @@session.optimizer_search_depth;
@@session.optimizer_search_depth
62
'#--------------------FN_DYNVARS_116_02-------------------------#'
SET @@global.optimizer_search_depth = DEFAULT;
SELECT @@global.optimizer_search_depth = 62;
@@global.optimizer_search_depth = 62
1
SET @@session.optimizer_search_depth = DEFAULT;
SELECT @@session.optimizer_search_depth = 62;
@@session.optimizer_search_depth = 62
1
'#--------------------FN_DYNVARS_116_03-------------------------#'
SET @@global.optimizer_search_depth = 0;
SELECT @@global.optimizer_search_depth;
@@global.optimizer_search_depth
0
SET @@global.optimizer_search_depth = 1;
SELECT @@global.optimizer_search_depth;
@@global.optimizer_search_depth
1
SET @@global.optimizer_search_depth = 62;
SELECT @@global.optimizer_search_depth;
@@global.optimizer_search_depth
62
SET @@global.optimizer_search_depth = 63;
Warnings:
Warning 1292 Truncated incorrect optimizer_search_depth value: '63'
SELECT @@global.optimizer_search_depth;
@@global.optimizer_search_depth
62
'#--------------------FN_DYNVARS_116_04-------------------------#'
SET @@session.optimizer_search_depth = 0;
SELECT @@session.optimizer_search_depth;
@@session.optimizer_search_depth
0
SET @@session.optimizer_search_depth = 1;
SELECT @@session.optimizer_search_depth;
@@session.optimizer_search_depth
1
SET @@session.optimizer_search_depth = 62;
SELECT @@session.optimizer_search_depth;
@@session.optimizer_search_depth
62
SET @@session.optimizer_search_depth = 63;
Warnings:
Warning 1292 Truncated incorrect optimizer_search_depth value: '63'
SELECT @@session.optimizer_search_depth;
@@session.optimizer_search_depth
62
'#------------------FN_DYNVARS_116_05-----------------------#'
SET @@global.optimizer_search_depth = 64;
Warnings:
Warning 1292 Truncated incorrect optimizer_search_depth value: '64'
SELECT @@global.optimizer_search_depth;
@@global.optimizer_search_depth
62
SET @@global.optimizer_search_depth = -1;
Warnings:
Warning 1292 Truncated incorrect optimizer_search_depth value: '-1'
SELECT @@global.optimizer_search_depth;
@@global.optimizer_search_depth
0
SET @@global.optimizer_search_depth = 65536;
Warnings:
Warning 1292 Truncated incorrect optimizer_search_depth value: '65536'
SELECT @@global.optimizer_search_depth;
@@global.optimizer_search_depth
62
SET @@global.optimizer_search_depth = 65530.34;
ERROR 42000: Incorrect argument type to variable 'optimizer_search_depth'
SELECT @@global.optimizer_search_depth;
@@global.optimizer_search_depth
62
SET @@global.optimizer_search_depth = test;
ERROR 42000: Incorrect argument type to variable 'optimizer_search_depth'
SELECT @@global.optimizer_search_depth;
@@global.optimizer_search_depth
62
SET @@session.optimizer_search_depth = 64;
Warnings:
Warning 1292 Truncated incorrect optimizer_search_depth value: '64'
SELECT @@session.optimizer_search_depth;
@@session.optimizer_search_depth
62
SET @@session.optimizer_search_depth = -2;
Warnings:
Warning 1292 Truncated incorrect optimizer_search_depth value: '-2'
SELECT @@session.optimizer_search_depth;
@@session.optimizer_search_depth
0
SET @@session.optimizer_search_depth = 65530.34;
ERROR 42000: Incorrect argument type to variable 'optimizer_search_depth'
SET @@session.optimizer_search_depth = 65550;
Warnings:
Warning 1292 Truncated incorrect optimizer_search_depth value: '65550'
SELECT @@session.optimizer_search_depth;
@@session.optimizer_search_depth
62
SET @@session.optimizer_search_depth = test;
ERROR 42000: Incorrect argument type to variable 'optimizer_search_depth'
SELECT @@session.optimizer_search_depth;
@@session.optimizer_search_depth
62
'#------------------FN_DYNVARS_116_06-----------------------#'
SELECT @@global.optimizer_search_depth = VARIABLE_VALUE
FROM INFORMATION_SCHEMA.GLOBAL_VARIABLES
WHERE VARIABLE_NAME='optimizer_search_depth';
@@global.optimizer_search_depth = VARIABLE_VALUE
1
'#------------------FN_DYNVARS_116_07-----------------------#'
SELECT @@session.optimizer_search_depth = VARIABLE_VALUE
FROM INFORMATION_SCHEMA.SESSION_VARIABLES
WHERE VARIABLE_NAME='optimizer_search_depth';
@@session.optimizer_search_depth = VARIABLE_VALUE
1
'#------------------FN_DYNVARS_116_08-----------------------#'
SET @@global.optimizer_search_depth = TRUE;
SELECT @@global.optimizer_search_depth;
@@global.optimizer_search_depth
1
SET @@global.optimizer_search_depth = FALSE;
SELECT @@global.optimizer_search_depth;
@@global.optimizer_search_depth
0
'#---------------------FN_DYNVARS_116_09----------------------#'
SET @@global.optimizer_search_depth = 10;
SELECT @@optimizer_search_depth = @@global.optimizer_search_depth;
@@optimizer_search_depth = @@global.optimizer_search_depth
0
'#---------------------FN_DYNVARS_116_10----------------------#'
SET @@optimizer_search_depth = 10;
SELECT @@optimizer_search_depth = @@local.optimizer_search_depth;
@@optimizer_search_depth = @@local.optimizer_search_depth
1
SELECT @@local.optimizer_search_depth = @@session.optimizer_search_depth;
@@local.optimizer_search_depth = @@session.optimizer_search_depth
1
'#---------------------FN_DYNVARS_116_11----------------------#'
SET optimizer_search_depth = 1;
SELECT @@optimizer_search_depth;
@@optimizer_search_depth
1
SELECT local.optimizer_search_depth;
ERROR 42S02: Unknown table 'local' in field list
SELECT session.optimizer_search_depth;
ERROR 42S02: Unknown table 'session' in field list
SELECT optimizer_search_depth = @@session.optimizer_search_depth;
ERROR 42S22: Unknown column 'optimizer_search_depth' in 'field list'
SET @@global.optimizer_search_depth = @start_global_value;
SELECT @@global.optimizer_search_depth;
@@global.optimizer_search_depth
62
SET @@session.optimizer_search_depth = @start_session_value;
SELECT @@session.optimizer_search_depth;
@@session.optimizer_search_depth
62
|
