SimpleDB is not a relational database.
SimpleDB不是一个关系数据库。
Relationships aren't hard to set up in SimpleDB.
在SimpleDB中不难建立关系。
With the update latency of SimpleDB, this matters.
对于SimpleDB的更新延迟，这会产生问题。
SimpleDB also permits items to contain attributes.
SimpleDB也允许项目包含属性。
We'll keep users in SimpleDB for this application, though.
但是，对于这个应用程序，我们将用户保存在SimpleDB中。
Ylastic allows to run SQL queries against a SimpleDB instance.
Ylastic允许用户在SimpleDB实例上面进行SQL查询。
Using our simple database example, the SimpleDB structure would be.
如果使用简单的数据库示例，SimpleDB结构将如下面所示。
The site needs to store photos in S3 and user comments in SimpleDB.
站点需要在S3 中存储照片并使用 SimpleDB中的用户评论。
Amazon also offers structured data storage with its SimpleDB service.
Amazon还通过SimpleDB服务提供结构化数据存储。
Thus, you can manipulate the SimpleDB datastore via the web and HTTP.
因此，您可以通过web和HTTP操作SimpleDB数据存储。
First of all, note that SimpleDB allows multiple values for a single key.
首先，注意SimpleDB允许对单一键使用多个值。
Easy: you can simply store the bucket and name for an S3 object in SimpleDB.
很简单：您可以轻松地将一个S3对象的bucket和名称存储到SimpleDB中。
Here's the key to SimpleDB: forget about the columns in todo_simple (Table 2).
SimpleDB的关键在于：忘记了todo_simple中的列(表2)。
Just add a new entry to SimpleDB with the given URL, image name, and user name.
只需要使用给定的URL、照片名和用户名向SimpleDB添加一个新条目。
Additionally, Amazon S3 and Amazon SimpleDB use different types of physical storage.
而且AmazonS3和AmazonSimpleDB使用不同类型的物理存储。
The SimpleJNDI servlet stores the datasource name (jdbc/SimpleDB) in a local variable.
SimpleJNDIservlet 将数据源名称（jdbc/SimpleDB ）存储在一个局部变量中。
The SimpleDB utility functions are almost exactly like the ones in Part 3 (simple_go.pl).
SimpleDB实用函数几乎和第3部分中的函数(simple_go . pl)完全相同。
This is really simple; you can look at the SimpleDB documentation for all the query options.
这非常简单；可以查看SimpleDB文档找到所有查询选项。
Whereas S3 has objects located in buckets, SimpleDB is logically defined as domains containing items.
但是S3有对象位于bucket中，而SimpleDB在逻辑上被定义为包含项目的域。
The bottom line is that relationships are possible, but you'll have to manage them outside of SimpleDB.
底线在于关系是可行的，但是您必须在SimpleDB之外对其进行管理。
Amazon's SimpleDB is a fast and simple cloud-based database which provides indexing, storage, and access.
Amazon的SimpleDB是一个基于云的快速而简单的数据库，它可以提供索引、存储及访问。
Use Amazon SimpleDB to store the structured data and put a handle to the items in the Amazon SQS message.
使用AmazonSimpleDB存储结构化数据，并为 AmazonSQS 消息中的项添加句柄。
SimpleDB doesn't allow an object without attributes, so give all objects a created_date attribute, like so.
SimpleDB要求对象必须具有属性，因此为所有对象分配一个created _ date属性，如下所示。
Even though SimpleDB doesn't permit domain joins in queries, you can still have related items across domains.
即使SimpleDB不允许查询中进行域联合，您也仍然可以在域中使用关联项。
Amazon SimpleDB stores smaller bits of data and USES less dense drives that are optimized for data access speed.
AmazonSimpleDB存储较小型的数据单元，使用比较低密度的磁盘，为数据访问速度而优化。
SimpleDB also doesn't support the notion of cross-domain joins, so you can't query for items in multiple domains.
SimpleDB也不支持跨域联接的概念，因此您不能查询多个域中的项目。
Similarly, when you put data into the SimpleDB system, there's a pause while the data flows out to a data center.
同样地，如果将数据放到SimpleDB系统中，当数据流入数据中心时也会产生停顿。
The code is significantly simpler because of this, but it's also not suitable for general-purpose SimpleDB usage.
这大大简化了代码，但并不适合用于通用的SimpleDB。
You'll also discover how to create, edit, and delete comments as SimpleDB records on a photo for a particular user.
您还将发现对于特定用户，如何以SimpleDB记录的形式创建、编辑和删除某张照片的评论。
You can also purchase several SimpleDB management tools, use the free one for Firefox, or try out the typica shell.
您还可以购买一些SimpleDB管理工具，对Firefox使用免费工具，或者尝试typicashell。
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