c1和c2有什么区别

页面:/news/view-2984899/ | 耗时:0.0920 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=2984899 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=2984899 LIMIT 0,1
select * from tbl_Articles_sphinx where id=2984899 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(434520,3078501,1049241,1178553,1058244,1044309,442562,785583,2984899,631263,3306623,1137406,902482,2854186,390709,672239,3164676,82138,515950,400250,597772,837361,2365626,3497259,436076,380437,81562,1180915,369557,382320) ORDER BY field (ArticleID,434520,3078501,1049241,1178553,1058244,1044309,442562,785583,2984899,631263,3306623,1137406,902482,2854186,390709,672239,3164676,82138,515950,400250,597772,837361,2365626,3497259,436076,380437,81562,1180915,369557,382320)