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Displaying posts with tag: mysql.user (reset)

Mermaids have the same probability of fixing your permission problems, but people continue believing in the FLUSH PRIVILEGES myth.I see suggesting the usage of FLUSH PRIVILEGES every time someone writes a tutorial or a solution to a problem regarding creating a new account or providing different privileges. For example, the top post on /r/mysql as of the writing of these lines, “MySQL:The user specified as a definer does not exist (error 1449)-Solutions” has multiple guilty cases of this (Update: the user has corrected those lines after I posted this article).

It is not my intention to bash that post, but I have seen …

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MySQL – changing a user password


This post is for educational purposes only and no responsibility will be taken if you execute any of the commands. You mess it, you fix it!

Replacing a password for a user on MySQL can be done in at least four ways. Three ways at least.

1. set password for ‘user’@'host’=password(‘abc’);

2. grant usage on *.* to ‘user’@'host’ identified by ‘abc’;

3. update mysql.user set password=password(‘abc’) where user=’user’ and host=’host’;

mysql Wed Mar  9 14:27:17 2011 > set password for 'dc'@'%' = password('d');
Query OK, 0 rows affected (0.00 sec)

mysql Wed Mar  9 14:27:39 2011 > show grants for 'dc'@'%';
| Grants for dc@%                                                                                   | …
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