This includes information about establishing connections to the data source, remote server attributes, data type and function mappings, index information, and remote object statistics.

这包括关于建立到数据源的连接的信息、远程服务器属性、数据类型和函数映射、索引信息以及远程对象统计信息。

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As you learned in the last article of this series, SSL-secured connections can provide excellent security for most purposes in this type of environment.

正如本系列上一篇文章所述，使用SSL提供保护的连接可以为这类环境中的大部分应用提供出色的安全性。

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Problems can occur if any single solution USES up all of the connections of one type, leaving no connections for other solutions to use.

如果任一解决方案耗尽一种类型的所有连接，导致其他解决方案没有连接可用，问题就会产生。

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Most smartphones and even many feature phones have good enough web browsers and data connections to display a simple mobile-friendly web page, but trying to correctly type a URL on even the best smartphone is a pretty tedious and error-prone activity.

CNN: Why QR codes aren't catching on