#
#  2011-08-01  Added
#

--source include/have_innodb.inc

#
# exists as global only
#
SELECT @@global.innodb_undo_logs;

--error ER_INCORRECT_GLOBAL_LOCAL_VAR
SELECT @@session.innodb_undo_logs;
SHOW global variables LIKE 'innodb_undo_logs';
SHOW session variables LIKE 'innodb_undo_logs';
--disable_warnings
SELECT * FROM information_schema.global_variables
WHERE variable_name='innodb_undo_logs';
SELECT * FROM information_schema.session_variables
WHERE variable_name='innodb_undo_logs';
--enable_warnings

SET global innodb_undo_logs=100;
SELECT @@global.innodb_undo_logs;
--error ER_GLOBAL_VARIABLE
SET session innodb_undo_logs=1;

#
# incorrect types
#
--error ER_WRONG_TYPE_FOR_VAR
SET global innodb_undo_logs=1.1;
--error ER_WRONG_TYPE_FOR_VAR
SET global innodb_undo_logs=1e1;
--error ER_WRONG_TYPE_FOR_VAR
SET global innodb_undo_logs="foo";
SET global innodb_undo_logs=-7;
SELECT @@global.innodb_undo_logs;
--disable_warnings
SELECT * FROM information_schema.global_variables
WHERE variable_name='innodb_undo_logs';
--enable_warnings