CREATE TABLE $gb4[comment_table] (
  id int(11) NOT NULL auto_increment,
  blog_id int(11) NOT NULL default '0',
  post_id int(11) NOT NULL default '0',
  comment_num int(11) NOT NULL default '0',
  comment_re_num int(11) NOT NULL default '0',
  mb_id varchar(30) NOT NULL default '',
  secret tinyint(4) NOT NULL default '0',
  writer_name varchar(30) NOT NULL default '',
  writer_pw varchar(255) NOT NULL default '',
  writer_email varchar(255) NOT NULL default '',
  writer_url varchar(255) NOT NULL default '',
  writer_content text NOT NULL,
  writer_ip varchar(15) NOT NULL default '',
  regdate datetime NOT NULL default '0000-00-00 00:00:00',
  moddate datetime NOT NULL default '0000-00-00 00:00:00',
  PRIMARY KEY  (id),
  KEY post_id (post_id,comment_num,comment_re_num)
) ENGINE=MyISAM;