如图,如果查询ID39的上一条信息和下一条信息
解决方案:
SELECT w_id, w_web_name FROM w_web WHERE w_id<39 ORDER BY w_id DESC LIMIT 0, 1; SELECT w_id, w_web_name FROM w_web WHERE w_id>39 ORDER BY w_id ASC LIMIT 0, 1;
效果图:
如图,如果查询ID39的上一条信息和下一条信息
解决方案:
SELECT w_id, w_web_name FROM w_web WHERE w_id<39 ORDER BY w_id DESC LIMIT 0, 1; SELECT w_id, w_web_name FROM w_web WHERE w_id>39 ORDER BY w_id ASC LIMIT 0, 1;
效果图: