Install percona without password archlinux

gistfile1.md

Install percona on archlinux without root password

Install packages

$ pacman -S percona-server-clients percona-server

Start mysql & connect

$ systemctl start mysql
$ sudo grep 'temporary password' /var/log/mysqld.log 
$ mysql -uroot -p

Alter password

mysql> ALTER USER 'root'@'localhost' IDENTIFIED BY 'Passw0rd!';

Alter global variables

mysql> SHOW VARIABLES LIKE 'validate_password%';
+--------------------------------------+--------+
| Variable_name                        | Value  |
+--------------------------------------+--------+
| validate_password.check_user_name    | ON     |
| validate_password.dictionary_file    |        |
| validate_password.length             | 8      |
| validate_password.mixed_case_count   | 1      |
| validate_password.number_count       | 1      |
| validate_password.policy             | MEDIUM |
| validate_password.special_char_count | 1      |
+--------------------------------------+--------+

mysql> SET GLOBAL validate_password.special_char_count = 0;
mysql> SET GLOBAL validate_password.mixed_case_count = 0;
mysql> SET GLOBAL validate_password.policy = 0;
mysql> SET GLOBAL validate_password.number_count = 0;
mysql> SET GLOBAL validate_password.length = 0;

mysql> SHOW VARIABLES LIKE 'validate_password%';
+--------------------------------------+-------+
| Variable_name                        | Value |
+--------------------------------------+-------+
| validate_password.check_user_name    | ON    |
| validate_password.dictionary_file    |       |
| validate_password.length             | 0     |
| validate_password.mixed_case_count   | 0     |
| validate_password.number_count       | 0     |
| validate_password.policy             | LOW   |
| validate_password.special_char_count | 0     |
+--------------------------------------+-------+

Remove password

mysql> ALTER USER 'root'@'localhost' IDENTIFIED WITH mysql_native_password;
mysql> ALTER USER 'root'@'localhost' IDENTIFIED BY '';

Thanks a lot! I was getting into some errors regarding permissions but this one helped me out.