# Do some valid changes, ensure they are successful
SET @sql := "CREATE TABLE test.t1 (i INT)";
CALL sys.execute_prepared_stmt(@sql);

SHOW CREATE TABLE test.t1;

SET @sql := CONCAT('INSERT INTO test.t1 VALUES (', 1, ')');
CALL sys.execute_prepared_stmt(@sql);

SELECT * FROM test.t1;

SET @sql := "DROP TABLE test.t1";
CALL sys.execute_prepared_stmt(@sql);

SHOW TABLES;

SET @sql = NULL;

# Invalid inputs
-- error S45000
CALL sys.execute_prepared_stmt(NULL);
-- error S45000
CALL sys.execute_prepared_stmt('foo');