为什么电脑数据一个字节是8位

页面:/news/view-152382/ | 耗时:0.5345 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=152382 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=152382 LIMIT 0,1
select * from tbl_Articles_sphinx where id=152382 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(1073822,1084139,1052599,1080118,1067035,1048788,1076720,1073858,1048108,1087833,1080593,1076732,1074916,1091645,1074184,1088475,1045805,994629,1114456,1045553,1087862,1067933,1060875,1080114,1090034,1057770,1071905,1072797,1092315,1053898) ORDER BY field (ArticleID,1073822,1084139,1052599,1080118,1067035,1048788,1076720,1073858,1048108,1087833,1080593,1076732,1074916,1091645,1074184,1088475,1045805,994629,1114456,1045553,1087862,1067933,1060875,1080114,1090034,1057770,1071905,1072797,1092315,1053898)