osx - mac mysql after reboot -

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after reboot try start using mysql on mac (10.6.5), get

can't connect local mysql server through socket ' tmp mysql.sock' 2

i fix 

cd /usr/local/mysql  sudo echo sudo ./bin/mysqld_safe & /usr/local/mysql/bin/mysql test

so question (noob)... how avoid having type start mysql?? there can start easily? thanks!!!

there system preferences app can download , install. has option "start mysql on boot".

mysql preferences pane


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