问句共有哪三种类型分别有什么用

页面:/news/view-375044/ | 耗时:0.5174 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=375044 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=375044 LIMIT 0,1
select * from tbl_Articles_sphinx where id=375044 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(1108171,1127419,1130690,1099837,1103238,1041271,1123032,1131930,1123979,1129585,1491356,1082980,1129055,1303472,2230748,1098337,1277661,1088802,1088431,1130668,1079007,1104533,997282,1096443,1041781,1071941,1072318,1081123,1064931,1129661) ORDER BY field (ArticleID,1108171,1127419,1130690,1099837,1103238,1041271,1123032,1131930,1123979,1129585,1491356,1082980,1129055,1303472,2230748,1098337,1277661,1088802,1088431,1130668,1079007,1104533,997282,1096443,1041781,1071941,1072318,1081123,1064931,1129661)