为什么说虚数不具有可比性?

页面:/news/view-2134843/ | 耗时:0.6151 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=2134843 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=2134843 LIMIT 0,1
select * from tbl_Articles_sphinx where id=2134843 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(723661,1657816,511642,1189777,483160,359630,3480087,1467894,1867934,837930,477001,1956468,2971808,570344,572990,385349,2319603,2154805,1033845,543804,3182298,1548326,2918554,1640989,3515948,3020214,812974,2317513,2707579,1187536) ORDER BY field (ArticleID,723661,1657816,511642,1189777,483160,359630,3480087,1467894,1867934,837930,477001,1956468,2971808,570344,572990,385349,2319603,2154805,1033845,543804,3182298,1548326,2918554,1640989,3515948,3020214,812974,2317513,2707579,1187536)