怎样理解沉默是金这句话

页面:/news/view-1848156/ | 耗时:0.7745 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=1848156 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=1848156 LIMIT 0,1
select * from tbl_Articles_sphinx where id=1848156 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(994016,1063165,1045825,1057932,336525,1054358,1053898,1072809,1064299,1092201,1062702,1067027,1052952,1051847,1043285,1065917,1086928,1053786,1060887,1072745,1094429,986336,1091411,1371409,1041283,1087843,1100115,1074276,1083971,1063467) ORDER BY field (ArticleID,994016,1063165,1045825,1057932,336525,1054358,1053898,1072809,1064299,1092201,1062702,1067027,1052952,1051847,1043285,1065917,1086928,1053786,1060887,1072745,1094429,986336,1091411,1371409,1041283,1087843,1100115,1074276,1083971,1063467)