查找限定符的可扩展性与复合查询。
在几个查询api中加进了复合查询以改进常用的工具使用习惯。
Compound queries were added to several of the inquiry APIs to facilitate common tooling idioms. In particular.
该特性可以提高具有复合索引的表的查询性能。
This feature can improve query performance on tables with composite indexes.
因为不能跨超类和子类的字段来建立复合索引，如果需要按这些列进行查询，性能会受影响。
Because you can't create a composite database index using columns across the super and a subclass, the performance will suffer if you need to query on such columns.
清单7以isbn键作为公分母组合前面两个查询，以便产生包含图书标题、作者、图像、价格以及销售队伍的复合结果。
Listing 7 combines the two preceding queries, using the ISBN key as the common denominator, to produce a composite result containing book titles, authors, images, prices, and sales ranks.
我真像是捡了个大便宜，因为这个复合词明显就是由两个词粘在一起而形成的。我只需分别查询每个词就可以了。
This is a real bargain since this is clearly two words jammed together so I’ll have to look at each of them.
在开发管理信息系统的过程中，能否实现具有动态复合的查询，是影响MIS系统实用性的重要因素。
It is an important factor which effects the practicability of MIS whether we can realize the dynamic compound query in the MIS developing process.
注意：复合词应该属于哪类词没有硬性规定，但查询一本好词典一般可以获得解答。
Note: There are no hard and fast rules about which category each compound word goes into but a good dictionary will tell you.
算法的特性为现代网络搜索引擎的复合条件查询提供了有力的软件支撑。
The characteristics of this algorithm provide a powerful software sustentation for multicondition search of modern network search engines.
算法的特性为现代网络搜索引擎的复合条件查询提供了有力的软件支撑。
The characteristics of this algorithm provide a powerful software sustentation for multicondition search of modern network search engines.
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