mysql用户创建

mysql> create database test; Query OK, 1 row affected (0.00 sec) mysql>  mysql> create user 'chenyj'@'*' identified by 'chenyj'; Query OK, 0 rows affected (0.01 sec) mysql>  mysql> grant all on test.* to chenyj@'*'; Query OK, 0 rows affected (0.00 sec) mysql> flush privileges; Query OK, 0 rows affected (0.01 sec) mysql>  mysql> grant all on test.* to 'chenyj'@'*'; Query OK, 0 rows affected (0.01 sec) mysql> grant connect to 'chenyj'@'*'; ERROR 3523 (HY000): Unknown authorization ID `connect`@`%` mysql>  mysql> create user 'chenyj'@'%' identified by 'chenyj'; Query OK, 0 rows affected (0.01 sec) mysql>  mysql> grant all on test.* to 'chenyj'@'%'; Query OK, 0 rows affected (0.01 sec) mysql> flush privileges; Query OK, 0 rows affected (0.00 sec) 测试： [root@mysql8-01 ~]# mysql -h localhost -u chenyj -p Enter password:  ERROR 1045 (28000): Access denied for user 'chenyj'@'localhost' (using password: YES) [root@mysql8-01 ~]#  [root@mysql8-01 ~]# mysql -h localhost -u chenyj -p Enter password:  ERROR 1045 (28000): Access denied for user 'chenyj'@'localhost' (using password: YES) [root@mysql8-01 ~]# mysql -h localhost -u chenyj -p Enter password:  ERROR 1045 (28000): Access denied for user 'chenyj'@'localhost' (using password: YES) [root@mysql8-01 ~]#  [root@mysql8-01 ~]# mysql -h localhost -u chenyj -p Enter password:  Welcome to the MySQL monitor.  Commands end with ; or \g. Your MySQL connection id is 13 Server version: 8.0.14 MySQL Community Server - GPL Copyright (c) 2000, 2019, Oracle and/or its affiliates. All rights reserved. Oracle is a registered trademark of Oracle Corporation and/or its affiliates. Other names may be trademarks of their respective owners. Type 'help;' or '\h' for help. Type '\c' to clear the current input statement. mysql>  mysql>  需要注意的是通配符应该采用'%'