可遇不可求是什么意思下一句

页面:/news/view-224742/ | 耗时:0.0987 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=224742 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=224742 LIMIT 0,1
select * from tbl_Articles_sphinx where id=224742 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(1081181,1057932,2640511,1305165,1540021,1499505,1127763,1884037,1106142,1711175,1095223,1098277,1050437,1305244,1069505,1941195,1072443,982771,1071475,1073437,2708127,1077182,1054358,1056968,1315493,1477137,1065485,1081195,1076187,1094015) ORDER BY field (ArticleID,1081181,1057932,2640511,1305165,1540021,1499505,1127763,1884037,1106142,1711175,1095223,1098277,1050437,1305244,1069505,1941195,1072443,982771,1071475,1073437,2708127,1077182,1054358,1056968,1315493,1477137,1065485,1081195,1076187,1094015)