If only there were one way to use databases correctly ...
如果只有一种方式使用数据库是正确的……
So it's a valuable issue that how to use databases conveniently, effectively and safely.
因此，如何方便、有效和安全的访问数据库是一个值得探讨和研究的问题。
Richards suggests internships seekers use databases and directories, or search engines to learn more about each company.
理查兹建议，实习岗位搜索应该使用数据库和目录或者搜索引擎来了解更多有关公司的内容。
A solution can be to use publications of criticized summaries (the ACP journal club, EBM, Clinical Evidence.org), or use databases such as the Cochrane Collaboration.
为了获得有效的证据，可以查阅杂志上(the ACP journalclub, EBM,Clinical Evidence.org)的经过严格评审的综述，或者使用类似Cochrane Collaboration的数据库。
If you use databases on a daily basis, but SQL isn't your strong suit, read the Art of SQL. It's a well-written, practical guide to getting the most out of a database.
如果您每天使用数据库，但是不熟悉SQL，那么请阅读TheArtof SQL，这本书写得很好，实践性也很强，可以指导您基本了解数据库。
Because database "b" only provides read-only data, we still use local transactions on both databases for those methods.
因为数据库“B”只提供只读数据，我们对这些方法在这两个数据库上仍然使用本地事务。
The best solution is to not use spreadsheets or databases for mapping EWU values to critical configuration parameters.
最好的解决方案是不使用电子表格或数据库把 EWU值映射到关键配置参数。
Also, a mutual takeover can only be implemented if the two applications are distinct and use different databases.
同样，如果两个应用程序是不同的，且使用不同的数据库，就只能实现相互接管。
Relationships in relational databases are maintained through the use of foreign keys.
关系数据库中的关系是通过使用外键来维护的。
On the other hand, because large databases might use the resources of a server more intensively and differently, it can be beneficial to isolate them from other databases.
另一方面，因为大型数据库使用服务器资源更频繁，方式也更多样，因此将它与其他数据库隔离开来是有好处的。
Instead of databases they use huge amounts of RAM and push the garbage collector like mad because they cannot afford to touch the disk ever.
它们使用大量的RAM而不是数据库，而且极其依赖垃圾收集器，因为访问硬盘对它们而言无法接受。
Use the Wizard to select which databases will be restored.
使用向导工具选择要恢复的数据库
But with distributed databases, each source may use a separate mechanism.
但是对于分布式数据库，每个源可能使用单独的机制。
The PDO library: Find excellent documentation about all of these use cases for accessing databases in PHP and more.
PDO库：找到关于在PHP 中访问数据库的所有这些用例的优秀文档等资源。
XML databases use a lot of other tricks to optimize performance.
XML数据库还使用其他大量的技巧来优化性能。
Make it possible for several source databases to use the same index database.
使多个源数据库可以使用相同的索引数据库。
We illustrate local transactions with JPA using the SAMPLE database, but we use both the databases for illustrating JTA transactions.
我们将使用SAMPLE数据库演示利用JPA的本地事务，但还会将这两个数据库用于演示JTA事务。
It is common for relational databases to use the concept of primary keys, generated by an auto-increment feature or by a sequence generator.
在关系数据库中通常可以使用主键，它由一个自动递增特性或序列生成器生成。
At a minimum, they could develop customer databases that they could use to refine their marketing campaigns.
至少，他们可以充实消费者数据库以便完善市场营销策略。
SPARQL endpoints provide access to databases through queries that use the W3C standard SPARQL query language.
sparql端点通过查询提供了对数据库的访问，而这些查询使用的是W3C标准的SPARQL查询语言。
Some systems still use old databases created in the '60s and' 70s with COBOL front ends, for example.
比如，一些系统仍然在使用被创建于60年代和70年代的数据库，并使用COBOL作为前端的编程语言。
J2EE applications use transactions whenever databases are accessed during CMP.
只要数据库在CMP期间被访问，J2EE应用程序就要使用事务。
Use of SQL Relay with replicated databases.
使用SQLRelay和复制的数据库。
In databases that use DAOS, Lotus Domino no longer saves a separate and complete copy of every document attachment.
在使用DAOS的数据库中，LotusDomino不再保存每个文档附件的单独、完整的副本。
Just like their friends who program in statically typed languages, programmers of Python and in other dynamic languages often use relational databases as a back-end data store.
正如采用静态类型化的语言进行编程的朋友们一样，Python和其他动态语言的程序员通常使用关系数据库作为后端数据存储区。
Our databases use their logs for before and after images of data (Undo and do records) and state information.
数据库在数据(Undo和do记录)和状态信息映象之前和之后使用日志。
Relational databases use Structured Query Language (SQL) to pull information from multiple tables and columns, but key-value stores are limited to operations on the key column.
关系数据库使用结构化查询语言(Structured Query Language,SQL)以便从多个表和列中提取信息，但是键值存储仅限于对键列的操作。
All the browsers that support databases use SQLite.
所有支持数据库的浏览器均使用SQLite。
The boon for those who use Access databases is that they can now easily translate their data tables in to applications, which can be served through Zoho at little or no cost.
这给那些使用Access数据库的用户所带的好处就是现在这些用户可以非常轻松的将它们的数据表转换到Zoho应用中来，用户通过Zoho就可以花很少甚至是没有成本的提供这些应用。
The boon for those who use Access databases is that they can now easily translate their data tables in to applications, which can be served through Zoho at little or no cost.
这给那些使用Access数据库的用户所带的好处就是现在这些用户可以非常轻松的将它们的数据表转换到Zoho应用中来，用户通过Zoho就可以花很少甚至是没有成本的提供这些应用。
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