如何理解按图索骥这个成语

页面:/news/view-188608/ | 耗时:0.8428 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=188608 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=188608 LIMIT 0,1
select * from tbl_Articles_sphinx where id=188608 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(2683582,1067729,339779,1041499,1307938,1102756,417729,1600249,1306490,340304,1511325,166031,1062971,1061242,1117055,1118439,843000,1312243,1052195,1425856,1075967,398524,269680,1126098,1047827,3282486,1075539,439789,1359066,136110) ORDER BY field (ArticleID,2683582,1067729,339779,1041499,1307938,1102756,417729,1600249,1306490,340304,1511325,166031,1062971,1061242,1117055,1118439,843000,1312243,1052195,1425856,1075967,398524,269680,1126098,1047827,3282486,1075539,439789,1359066,136110)