2019-03-04
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設(shè)置MySQL密碼時(shí)報(bào)ERROR 1809錯(cuò)誤
在設(shè)置MySQL密碼時(shí)報(bào)ERROR 1809錯(cuò)誤
ERROR 1819 (HY000): Your password does not satisfy the current policy requirements
答:這是因?yàn)镸ySQL有密碼設(shè)置的規(guī)范,具體是與validate_password_policy的值有關(guān):

MySQL完整的初始密碼規(guī)則可以通過(guò)如下命令查看:
mysql> SHOW VARIABLES LIKE
'validate_password%';
+--------------------------------------+-------+
| Variable_name | Value |
+--------------------------------------+-------+
| validate_password_check_user_name | OFF
|
| validate_password_dictionary_file | |
| validate_password_length | 4 |
| validate_password_mixed_case_count | 1 |
| validate_password_number_count | 1 |
| validate_password_policy | LOW |
| validate_password_special_char_count | 1 |
+--------------------------------------+-------+
rows
in
set
(0.01 sec)
密碼的長(zhǎng)度是由validate_password_length決定的,而validate_password_length的計(jì)算公式是:
validate_password_length = validate_password_number_count + validate_password_special_char_count + (2 * validate_password_mixed_case_count)
解決方法就是修改密碼為規(guī)范復(fù)雜的密碼:
mysql> ALTER
USER
'root'@'localhost'
IDENTIFIED BY
'z?guwrBhH7p>';
Query OK, 0 rows
affected (0.00 sec)
mysql>
這時(shí)候我們要把密碼規(guī)則改一下,執(zhí)行下面sql就可以了:
mysql> set
global
validate_password_policy=0;
Query OK, 0 rows
affected (0.00 sec)
mysql> set
global
validate_password_length=1;
Query OK, 0 rows
affected (0.00 sec)
mysql>
設(shè)置之后就是我上面查出來(lái)的那幾個(gè)值了,此時(shí)密碼就可以設(shè)置的很簡(jiǎn)單,例如1234之類的。到此數(shù)據(jù)庫(kù)的密碼設(shè)置就完成了。






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