如何理解三个代表理论的含义

页面:/news/view-3234701/ | 耗时:0.9145 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=3234701 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=3234701 LIMIT 0,1
select * from tbl_Articles_sphinx where id=3234701 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(1084437,1100495,1086408,1082201,1069401,1063395,1093410,992026,1099819,1088451,1093152,1092868,1107833,1064977,1085842,1091950,1066090,1086434,1061044,1064531,1103602,1103841,1106054,1120801,1132329,1050395,1078903,1066426,1058811,1091420) ORDER BY field (ArticleID,1084437,1100495,1086408,1082201,1069401,1063395,1093410,992026,1099819,1088451,1093152,1092868,1107833,1064977,1085842,1091950,1066090,1086434,1061044,1064531,1103602,1103841,1106054,1120801,1132329,1050395,1078903,1066426,1058811,1091420)