function keyword_delete($condition) { $str = DbConn::table_delete('keyword', $condition); $this->con = DbConn::initDb(); return mysql_query($str, $this->con); }
function userinfo_delete($condition) { $str = DbConn::table_delete('userinfo', $condition); $this->con = DbConn::initDb(); return mysql_query($str, $this->con); }
function subject_delete($condition) { $str = DbConn::table_delete('subject', $condition); $this->con = DbConn::initDb(); return mysql_query($str, $this->con); }