'#---------------------BS_STVARS_057_01----------------------#'
SELECT COUNT(@@SESSION.warning_count);
COUNT(@@SESSION.warning_count)
1
1 Expected
'#---------------------BS_STVARS_057_02----------------------#'
SET @@SESSION.warning_count=1;
ERROR HY000: Variable 'warning_count' is a read only variable
Expected error 'Read only variable'
SELECT COUNT(@@SESSION.warning_count);
COUNT(@@SESSION.warning_count)
1
1 Expected
'#---------------------BS_STVARS_057_03----------------------#'
SELECT @@SESSION.warning_count = VARIABLE_VALUE 
FROM INFORMATION_SCHEMA.SESSION_VARIABLES 
WHERE VARIABLE_NAME='warning_count';
@@SESSION.warning_count = VARIABLE_VALUE
1
1 Expected
SELECT COUNT(@@SESSION.warning_count);
COUNT(@@SESSION.warning_count)
1
1 Expected
SELECT COUNT(VARIABLE_VALUE)
FROM INFORMATION_SCHEMA.SESSION_VARIABLES 
WHERE VARIABLE_NAME='warning_count';
COUNT(VARIABLE_VALUE)
1
1 Expected
'#---------------------BS_STVARS_057_04----------------------#'
SELECT @@warning_count = @@SESSION.warning_count;
@@warning_count = @@SESSION.warning_count
1
1 Expected
'#---------------------BS_STVARS_057_05----------------------#'
SELECT COUNT(@@warning_count);
COUNT(@@warning_count)
1
1 Expected
SELECT COUNT(@@local.warning_count);
COUNT(@@local.warning_count)
1
1 Expected
SELECT COUNT(@@SESSION.warning_count);
COUNT(@@SESSION.warning_count)
1
1 Expected
SELECT COUNT(@@GLOBAL.warning_count);
ERROR HY000: Variable 'warning_count' is a SESSION variable
Expected error 'Variable is a SESSION variable'
SELECT COUNT(warning_count = @@GLOBAL.warning_count);
ERROR 42S22: Unknown column 'warning_count' in 'field list'
Expected error 'Readonly variable'