Install Mysql from source with partition enabled

Install Mysql from source with partition enabled
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   mysql-5.5.12.tar.gz

    1) cmake . -LH
    2) cmake .
    3) make && make install
    4) cd /usr/local/mysql/
    5) chown -R mysql .
    6) chgrp -R mysql .
    7) scripts/mysql_install_db --user=mysql
    8) ./bin/mysqld_safe  &


    rename /etc/my.cnf file
    disable default mysql daemon