报错:ERROR 1819 (HY000): Your password does not satisfy the current policy requirements(Linux系统下mysql密码策略更改)
系统:CentOS 7
Mysql版本:5.7.22
在给zabbix用户设置统一密码时出现密码不合法报错:

进入mysql下,执行以下操作更改密码策略(前提是validate_password插件必须已经安装,从5.7版本开始默认安装)
1.修改validate_password_policy参数的值,即policy = 0 ,仅限制密码的长度
mysql> set global validate_password_policy=0;
Query OK, 0 rows affected (0.00 sec)
2.查看默认密码的长度
mysql> select @@validate_password_length;
+----------------------------+
| @@validate_password_length |
+----------------------------+
| 8 |
+----------------------------+
1 row in set (0.00 sec)
3.修改默认密码的长度(这里修改为6)
mysql> set global validate_password_length=6;
Query OK, 0 rows affected (0.00 sec)

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