MySQL五个授权表的功能

mysql.user select host,user,password from mysql.user; grant all privileges on *.* to monty@localhost identified by

mysql.user

display:

mysql.db

display:

Query OK, 0 rows affected (0.00 sec)Empty set (0.00 sec)Query OK, 0 rows affected (0.00 sec)+-----------+-------+------+| host | user | db |+-----------+-------+------+| localhost | monty | test |+-----------+-------+------+1 row in set (0.00 sec)

mysql.host\

#未测试

mysql.tables_priv

display:

Empty set (0.00 sec)


Query OK, 0 rows affected (0.00 sec)


+-----------+------+------------+-------+
| host | db | table_name | user |
+-----------+------+------------+-------+
| localhost | test | student | monty |
+-----------+------+------------+-------+
1 row in set (0.00 sec)


Query OK, 0 rows affected (0.00 sec)

mysql.columns_priv

display：

Empty set (0.00 sec)


Query OK, 0 rows affected (0.00 sec)


+-----------+------+-------+------------+-------------+-------------+
| host | db | user | table_name | column_name | column_priv |
+-----------+------+-------+------------+-------------+-------------+
| localhost | test | monty | student | sno | Select |
+-----------+------+-------+------------+-------------+-------------+
1 row in set (0.00 sec)


Query OK, 0 rows affected (0.00 sec)

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