什么情况下要用到无功补偿装置

页面:/news/view-371816/ | 耗时:0.7556 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=371816 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=371816 LIMIT 0,1
select * from tbl_Articles_sphinx where id=371816 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(1130013,988905,1045161,1044316,1070650,1053204,1073272,1070232,1070939,1067027,1052529,1079429,1097139,1073088,1129145,1080241,1057471,1077398,1075714,1068150,1063463,980827,1070764,1072721,1067035,1068644,1077525,1073526,1080943,1062320) ORDER BY field (ArticleID,1130013,988905,1045161,1044316,1070650,1053204,1073272,1070232,1070939,1067027,1052529,1079429,1097139,1073088,1129145,1080241,1057471,1077398,1075714,1068150,1063463,980827,1070764,1072721,1067035,1068644,1077525,1073526,1080943,1062320)