2. SELECT `id`,`title`,`sign`,`tpl`,`type`,`link`,`target`,`banner`,`subtitle`,`summary`,`content`,`html_code`,`update_time`,`pid`,`is_parent`,`level`,`model_id`,`model_table`,`seo_title`,`seo_kw`,`seo_desc` FROM `aphp_topic` WHERE `sign` = 'message' AND status=1 LIMIT 1
3. SELECT `id`,`pid`,`title`,`sign`,`type`,`link`,`target`,`level` FROM `aphp_topic` WHERE is_show=1 AND status=1 ORDER BY `sort` ASC,`id` ASC
4. SHOW COLUMNS FROM `aphp_contact`
5. SELECT COUNT(*) AS aphp_count FROM `aphp_contact` WHERE is_read=1 AND status=1 LIMIT 1
6. SELECT * FROM `aphp_contact` WHERE is_read=1 AND status=1 ORDER BY `sort` ASC,`id` DESC LIMIT 0,8
