The option -r has no effect when the Design Advisor is used to recommend MQTs for federated queries.

当Design Advisor用于为联邦查询推荐MQT时，选项- r没有效果。

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If we want to add another option — for example, Submitted — the Boolean attribute, which allows two possible values true or false, does not accommodate this design approach anymore.

如果我们想要添加另外一个选项——例如，Submitted——布尔型属性，它拥有两个值true或者false，就不再需要提供这个设计方法了。

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The option -r instructs the Design Advisor to use extended statistics for the considered MQTs.

选项 -r 指示 Design Advisor 为考虑的 MQT 使用扩展的统计信息。

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Mr Balmond's design was selected as the preferred option for the site in July 2011.

BBC: Star of Caledonia

While Tumblr may alternately be used a blog for simply writing purposes, the majority of Tumblr accounts are highly photo based which makes the outlet the perfect option for companies and entrepreneurs that specialize in photography, graphic design, or fashion to work with.

FORBES: Tumblr 101: Join The Reblogging Group

The XZ-2 design is enhanced with a removable grip that offers the option for a sleek style grip, and metal is used throughout the body for a strong and sharp look.

ENGADGET: Olympus Stylus XZ-2 is a digital compact stuck in a mirrorless camera's body, we go hands-on