It's a PHP program that uses MySQL or PostgreSQL to store data.

Implemented dynamic performance view by virtue of PostgreSQL original function to collect statistical information to make DBA optimize storage structure conveniently.

结合PostgreSQL原有的功能，实现了动态性能视图的统计信息搜集方法，可以方便的由用户决定输出统计信息的时机以及输出的内容，便于DBA对存储结构进行优化。

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Second, the number of large foreign-funded projects increased considerably.

二是上半年引进的大项目明显增多.

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Sale has smashed all records for the first half of the year.

销售量已突破了今年上半年的所有记录.

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Prices dropped in the first half of the year.

上半年物价有所下降.

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The tidal flow may trigger a spring bloom under ideal light and nutrients conditions.

紊动在合适的光照和营养条件下能促使赤潮的形成.

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However, MongoDB does provide an implementation of map/ reduce for use in aggregating large data sets.

不过，MongoDB确实为聚合大型数据集的应用提供了map/reduce实现。

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For more information on the update function, see the MongoDB documentation.

有关update函数的更多信息，请参阅MongoDB文档。

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10gen has designed MongoDB to solve real-world problems for a large subset of the application development community.

10gen设计了MongoDB，以此来解决应用程序开发社区中的大量现实问题。

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Another good example is that you store customer order information in the MongoDB docs.

另一个好的示例是您把客户订单信息存储在MongoDB文档中。

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However, if you must store related data separately you can do so easily in MongoDB using a separate collection.

不过，如果您必须分开存储相关数据，在MongoDB中也可以简单地使用一个独立的集合来完成。

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Closing the command prompt window that opens will stop the MongoDB server.

关闭打开的命令提示符窗口将会停止MongoDB服务器。

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In addition, you'll also learn how you can store large files in MongoDB using GridFS.

此外，您还将学习如何在MongoDB中使用GridFS存储大文件。

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Operationally, MongoDB can be run in two modes depending on the needs of the application.

从操作角度来讲，MongoDB可以根据应用程序的需要以两种模式来运行。

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Online shell allows you to try out MongoDB without installing

在线shell让您能够不安装MongoDB即可试用

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Morphia's filter operators closely map to the query operators used in MongoDB queries.

Morphia的筛选运算符紧密地映射到用于MongoDB查询的查询运算符。

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Read Reflections on MongoDB to learn how Collective Idea has made the switch.

阅读MongoDB思考，了解业界观念如何转变。

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But for applications that require high performance throughput and a flexible data model, MongoDB could be worth a look.

但是对于那些需要高性能流量和灵活数据模型的应用程序来说，MongoDB值得一看。

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To get other administration information, you can also run the following commands in the MongoDB shell

为了获得其他管理信息，也可以在MongoDB shell中运行以下命令

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In the MongoDB shell, it is very easy to update documents.

在MongoDB shell中，更新文档非常容易。

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Learn more about the MongoDB map/ reduce functions.

了解有关MongoDB map/reduce函数的更多信息。

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