If your services are doing simple inquiries into a well-indexed database that take less than 100 milliseconds, then you will see a big difference between the two choices.
如果您的服务是对一个具有良好索引的数据库的简单查询，花费少于100毫秒的时间，那么您将看到这两个选择之间巨大的差异。
When a document enters the system, it is stored in the file server and indexed in the DB2 database.
当一个文档进入系统时，它存储在文件服务器上并在DB 2数据库中编制索引。
If this were our theory, we might change our logging to log_update=2, which will record a time stamp for each view that is indexed, instead of at the database level.
如果这是我们的看法，我们可能将记录改为 log_update=2，这样将为建立索引的每个视图记录时间戳，而不是在数据库级别进行记录。
As in a relational database, data in BigTable can be organized into tables with rows and columns, and each row has a unique indexed ID.
正如在关系数据库中那样，BigTable中的数据可以组成具有行和列的表，且每一行都有一个惟一的索引id。
To see whether or not the database is indexed, open the database Properties box and click the Search TAB.
要查看一个数据库是否进行了索引，请打开DatabaseProperties对话框，并点击search选项卡。
For comparison, let's perform a similar indexed search against a file database (some additional search terms are used to keep the result list reasonable).
为进行比较，让我们对文件数据库执行类似的索引搜索(使用了一些额外的搜索术语以使结果列表保持合理)。
An example of such a service that could be impacted to this degree is a simple inquiry into a well-indexed relation database where the service implementation does minimal processing.
可能受到这种程度影响的服务的一个示例就是对具有良好索引的关系数据库进行简单的查询，在这里服务实现做了最小的处理。
If searching the entire document in random order is required, move to an indexed XML database.
如果需要随机地搜索整个文档，那么使用索引式XML数据库。
Mongo collections, much like relational database tables, need to be properly indexed to ensure reasonable query performance.
Mongo集合(非常像关系数据库表)需要正确进行索引以便确保合理的查询性能。
Too often, channel partner contact pages are database-driven pages that can't be indexed by the search engines.
很多时候，渠道合作伙伴联系网页是由数据库驱动的，不能被搜索引擎索引的网页。
Select the driver corresponding to the type of indexed sequential access method (ISAM) or database you want to connect to, and then click Finish .
选择与要连接的索引顺序访问方法 （ISAM）或数据库的类型相对应的驱动程序，然后单击“完成”。
Indexing speed is super-fast, because it talks directly to the database. Any slowness will come from complex SQL queries and un-indexed foreign keys and other such problems.
由于直接跟数据库对话，它建立索引的速度超快，除非你的SQL语句非常复杂，或者某个列没有使用索引。
A database system in which most of the data are spatially indexed, and upon which a set of procedures operated in order to answer queries about spatial entities in the database.
一个数据库系统，其中大多数数据是空间索引的，依靠它可以操作一系列的过程，从而回答在这个数据库中关于空间实体的请求。
In large iris database recognition, we also proposed the iris indexed-code to improve the recognition speed.
针对大数据量的虹膜库，提出了索引虹膜码的概念，加快了待识别虹膜的识别速度。
Queries in SQL are generally pretty simple. They are also usually very fast – if your database is properly indexed, multi-second queries will be uncommon.
SQL查询往往非常简单，而且一般也很快——只要数据库正确地做了索引，要花几秒钟的查询都不太多见。
Queries in SQL are generally pretty simple. They are also usually very fast if your database is properly indexed, multi-second queries will be uncommon.
SQL查询往往极度简单，而且通常也很快——只要数据库正确地做了索引，要花几秒钟的查询都不太多见。
Queries in SQL are generally pretty simple. They are also usually very fast if your database is properly indexed, multi-second queries will be uncommon.
SQL查询往往极度简单，而且通常也很快——只要数据库正确地做了索引，要花几秒钟的查询都不太多见。
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