由于计算机用户对计算机的需求和使用模式千差万别，Microsoft 提供了不同版本的 Windows Vista 以满足这些需求。与 Windows XP 后期的各种变异版本（某些功能仅适用于某些版本的 Windows）不同，Windows Vista 的功能分布是为了提供“好的、更好的和最好的”选项来满足消费者的需求。
与现今存在的两类 Windows XP（家庭版和专业版）密切对应， Windows Vista。Windows Vista 也分为家庭版和企业版两个大类。
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SELECT `a`.`aid`,`a`.`title`,`a`.`create_time`,`m`.`username` FROM `jrk_downrecords` `a` INNER JOIN `jrk_member` `m` ON `a`.`uid`=`m`.`id` WHERE `a`.`status` = 1 GROUP BY `a`.`aid` ORDER BY `a`.`create_time` DESC LIMIT 10 [ RunTime:0.084372s ]
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SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001640s ]
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