什么东西不用的时候朝下,用的时候朝前?

页面:/news/view-1228512/ | 耗时:0.7970 s | 内存:1.89 MB | 查询:4 | 缓存读取:4 写入:0 | 加载文件:23
select * from tbl_Articles WHERE ArticleID=1228512 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=1228512 LIMIT 0,1
select * from tbl_Articles_sphinx where id=1228512 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(1083195,3480178,3392158,1086268,3311530,3235885,1090036,3179876,1121122,1101627,3133538,1095277,1103394,161621,3113996,2392668,1103200,1093927,1117866,1112893,1158865,864605,3154761,1116982,1104183,1109090,100500,2449862,1114730,100669) ORDER BY field (ArticleID,1083195,3480178,3392158,1086268,3311530,3235885,1090036,3179876,1121122,1101627,3133538,1095277,1103394,161621,3113996,2392668,1103200,1093927,1117866,1112893,1158865,864605,3154761,1116982,1104183,1109090,100500,2449862,1114730,100669)