什么叫同位语

页面:/news/view-2855031/ | 耗时:0.6034 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=2855031 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=2855031 LIMIT 0,1
select * from tbl_Articles_sphinx where id=2855031 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(2662919,367087,885003,1092341,1121493,377665,1093358,86031,1083301,1087322,946808,363497,364046,364696,1121928,2012864,1094579,87052,360082,372494,3135655,86711,364288,418303,100682,1103200,1085040,365808,2638925,1185920) ORDER BY field (ArticleID,2662919,367087,885003,1092341,1121493,377665,1093358,86031,1083301,1087322,946808,363497,364046,364696,1121928,2012864,1094579,87052,360082,372494,3135655,86711,364288,418303,100682,1103200,1085040,365808,2638925,1185920)