比秒还要短的时间单位是什么

页面:/news/view-267150/ | 耗时:0.4551 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=267150 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=267150 LIMIT 0,1
select * from tbl_Articles_sphinx where id=267150 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(1076790,1072713,1073437,1074820,1098809,1069253,1345992,1304043,1073399,1070614,1055341,1111604,1105759,1104847,1118338,1112296,1075901,1066872,1095178,1078286,1093839,1070934,1071992,1041439,1082333,3029578,1075635,1071697,1103121,1081241) ORDER BY field (ArticleID,1076790,1072713,1073437,1074820,1098809,1069253,1345992,1304043,1073399,1070614,1055341,1111604,1105759,1104847,1118338,1112296,1075901,1066872,1095178,1078286,1093839,1070934,1071992,1041439,1082333,3029578,1075635,1071697,1103121,1081241)