单例模式的作用求大神指导

页面:/news/view-3261551/ | 耗时:0.5881 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=3261551 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=3261551 LIMIT 0,1
select * from tbl_Articles_sphinx where id=3261551 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(1092387,1081881,1097823,1083383,1095520,1057064,1067795,1074824,1110273,1094377,1081195,1116083,1112612,1078883,1114058,1043609,1112004,1080078,1105543,1066194,1070000,1053404,1082201,1079131,1069003,1121936,1093321,1054182,1099553,1064977) ORDER BY field (ArticleID,1092387,1081881,1097823,1083383,1095520,1057064,1067795,1074824,1110273,1094377,1081195,1116083,1112612,1078883,1114058,1043609,1112004,1080078,1105543,1066194,1070000,1053404,1082201,1079131,1069003,1121936,1093321,1054182,1099553,1064977)