新版mysql授权用户时报错

mysql> grant all privileges on *.* to xma@'%' identified by 'myslag123!@#';
ERROR 1064 (42000): You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'identified by 'myslag123!@#'' at line 1

mysql> create user 'xma'@'%' identified by 'MySlag123!@#';
Query OK, 0 rows affected (0.01 sec)

mysql> grant all privileges on *.* to 'xma'@'%';<br>
Query OK, 0 rows affected (0.00 sec)