大小于号怎么区分

页面:/news/view-817057/ | 耗时:0.0096 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=817057 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=817057 LIMIT 0,1
select * from tbl_Articles_sphinx where id=817057 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(368543,375629,506925,420742,479166,434090,405062,458823,424878,527212,479675,468060,472246,523382,519070,197559,517094,387344,430484,414896,393159,498774,483544,309749,527944,393670,917989,2978607,394502,358855) ORDER BY field (ArticleID,368543,375629,506925,420742,479166,434090,405062,458823,424878,527212,479675,468060,472246,523382,519070,197559,517094,387344,430484,414896,393159,498774,483544,309749,527944,393670,917989,2978607,394502,358855)