win7系统分级有什么作用

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select * from tbl_Articles WHERE ArticleID=225731 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=225731 LIMIT 0,1
select * from tbl_Articles_sphinx where id=225731 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(1069992,1049398,1070888,1128969,1065155,1045755,1073222,1041439,1071954,1073732,1129433,997352,1075635,1053204,1001240,1071645,1072290,3129728,1071003,1071259,1061662,1045057,1128799,1091731,1079043,1057076,1077890,1119458,1067211,1074306) ORDER BY field (ArticleID,1069992,1049398,1070888,1128969,1065155,1045755,1073222,1041439,1071954,1073732,1129433,997352,1075635,1053204,1001240,1071645,1072290,3129728,1071003,1071259,1061662,1045057,1128799,1091731,1079043,1057076,1077890,1119458,1067211,1074306)