--source include/not_embedded.inc

SET @start_global_value = @@session.transaction_allow_batching;
SELECT @start_global_value as "Should be off by default";

#
# exists as session only
#
--error ER_INCORRECT_GLOBAL_LOCAL_VAR
select @@global.transaction_allow_batching;
select @@session.transaction_allow_batching;
show global variables like 'transaction_allow_batching';
show session variables like 'transaction_allow_batching';
--disable_warnings
select * from information_schema.global_variables where variable_name='transaction_allow_batching';
select * from information_schema.session_variables where variable_name='transaction_allow_batching';
--enable_warnings

#
# show that it is writable
#
--error ER_LOCAL_VARIABLE
set global transaction_allow_batching = 1;
set session transaction_allow_batching = TRUE;
select @@session.transaction_allow_batching;

#
# incorrect assignments
#
--error ER_WRONG_TYPE_FOR_VAR
set transaction_allow_batching=1.1;
--error ER_WRONG_TYPE_FOR_VAR
set transaction_allow_batching=1e1;
--error ER_WRONG_VALUE_FOR_VAR
set transaction_allow_batching="foobar";


#
# restore original value
#
set session transaction_allow_batching = @start_global_value;
select @@session.transaction_allow_batching;

#
# See ndb_sql_transaction_allow_batching.test for a comprehensive test case.
#
