Do not assume your unix_socket which would be different from one to another, try to find it.
First of all, get your unix_socket location.
$ mysql -uroot -p
Enter your mysql password and login your mysql server from command line.
mysql> show variables like '%sock%';
+---------------+---------------------------------------+
| Variable_name | Value |
+---------------+---------------------------------------+
| socket | /opt/local/var/run/mysql5/mysqld.sock |
+---------------+---------------------------------------+
Your unix_soket could be diffrent.
Then you got 2 solution to solve your issue:
(1) Change your config/database.php
'mysql' => array(
'driver' => 'mysql',
'host' => 'localhost',
'database' => 'essays',
'username' => 'root',
'password' => 'root',
'unix_socket' => '/opt/local/var/run/mysql5/mysqld.sock', //Your sock got from above
'charset' => 'utf8',
'collation' => 'utf8_unicode_ci',
'prefix' => '',
),
(2) Change your php.ini, find your php.ini
file from
<? phpinfo();
You maybe install many php with different version, so please don't assume your php.ini file location, get it from your 'phpinfo';
Change your php.ini:
mysql.default_socket = /opt/local/var/run/mysql5/mysqld.sock
mysqli.default_socket = /opt/local/var/run/mysql5/mysqld.sock
pdo_mysql.default_socket = /opt/local/var/run/mysql5/mysqld.sock
Then restart your apache or php-fpm.