如何算两个单元格之间的时间差

页面:/news/view-1525929/ | 耗时:0.5491 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=1525929 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=1525929 LIMIT 0,1
select * from tbl_Articles_sphinx where id=1525929 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(1493477,1096068,1087499,1087713,1080086,1042943,1078863,1063395,1069335,1105065,1069741,1065795,1098207,1062078,1021036,1086122,1063213,1101115,1069505,1101849,1048422,1066090,1051135,1055405,1100985,1062880,1068118,1084259,1073302,1105795) ORDER BY field (ArticleID,1493477,1096068,1087499,1087713,1080086,1042943,1078863,1063395,1069335,1105065,1069741,1065795,1098207,1062078,1021036,1086122,1063213,1101115,1069505,1101849,1048422,1066090,1051135,1055405,1100985,1062880,1068118,1084259,1073302,1105795)