过半数与半数以上有什么区别

页面:/news/view-466717/ | 耗时:0.3490 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=466717 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=466717 LIMIT 0,1
select * from tbl_Articles_sphinx where id=466717 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(1110103,1092280,1092479,1093927,1226940,1206379,1034040,824605,1104497,1215048,1097405,1063534,2643638,2090902,771545,625547,1107735,1906169,703061,2071262,616930,3523187,1096867,392821,848979,1665464,1092408,1211872,1106416,762145) ORDER BY field (ArticleID,1110103,1092280,1092479,1093927,1226940,1206379,1034040,824605,1104497,1215048,1097405,1063534,2643638,2090902,771545,625547,1107735,1906169,703061,2071262,616930,3523187,1096867,392821,848979,1665464,1092408,1211872,1106416,762145)