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mysql5.7 ERROR 1819 (HY000): Your password does not satisfy the current policy requirements

clas 必須 lte ror edi ted roo 數字 修改

mysql5.7初次登錄使用提示

ERROR 1820 (HY000): You must reset your password using ALTER USER statement before executing this statement.

需要重置密碼。。。

重置就重置吧,我日結果又說我密碼不安全,什麽鬼,不得不說5.7的安全措施做的很到位,往往安全和方便是背道而行的。

mysql> alter user root identified by 123456;

ERROR 1819 (HY000): Your password does not satisfy the current
policy requirements

這個其實與validate_password_policy的值有關。

validate_password_policy有以下取值:

技術分享圖片

默認是1,即MEDIUM,所以剛開始設置的密碼必須符合長度,且必須含有數字,小寫或大寫字母,特殊字符。
有時候,只是為了自己測試,不想密碼設置得那麽復雜,譬如說,我只想設置root的密碼為123456。
必須修改兩個全局參數:

首先,修改validate_password_policy參數的值

mysql> set global validate_password_policy=0;
Query OK, 
0 rows affected (0.00 sec)

validate_password_length(密碼長度)參數默認為8,我們修改為1

mysql> set global validate_password_length=1;
Query OK, 0 rows affected (0.00 sec)

完成之後再次執行修改密碼語句即可成功

mysql> alter user root@localhost identified by 123456;
Query OK, 0 rows affected (0.00 sec)

mysql5.7 ERROR 1819 (HY000): Your password does not satisfy the current policy requirements