ActiveRecord is not a full object relational mapping layer.
ActiveRecord并非全对象关系型映射层。
The JPA simplifies object relational mapping and data persistence.
jpa简化了对象关系性映射和数据持续性。
Use when you only want to use the Hibernate object relational mapping component.
当您仅仅想要使用Hibernate对象关系映射组件时使用。
The object relational mapping technology lets you map relational databases to objects.
对象—关系映射技术允许您将关系数据库映射为对象。
JPA is a simplified programming model used for object relational mapping and data persistence.
JPA是一个用于对象关系映射以及数据支持的简化程序模型。
Object Relational Mapping (ORM) solutions are widely used in today's enterprise applications.
对象关系映射(ORM)解决方案在当今企业应用中广为使用。
Simplicity is the biggest advantage of SQL Maps over other frameworks and object relational mapping tools.
简单性是SQLMaps 优于其他框架和对象关系映射工具的最大优点。
Because symfony USES Propel to provide Object Relational Mapping, you need to generate the model with the symfony command-line utility.
由于symfony将使用Propel来提供对象关系映射(Object Relational Mapping)，因此需要用symfony命令行实用程序来生成模型。
The tedium of JDBC development led to the creation of the object relational mapping (ORM) framework, which provides a data access abstraction layer.
冗长乏味的JDBC开发导致对象关系映射(ORM)框架的诞生，该框架提供一个数据访问抽象层。
Object relational mapping refers to the technique of mapping the data representation from an object model to a relational data model with a SQL-based schema.
用基于 SQL 的模式可以把数据呈现从对象模型映射到关系数据模型，对象关系映射引用了这项技术。
The “bottom up" approach assumes you already have database table schema and need to develop an object layer and object relational mapping from the table schema.
“自下而上”方法假设已经有数据库表模式，而需要根据表模式开发一个对象层和对象关系映射。
The persistence framework solves the problem of object persistence in relational databases. Object relational mapping is the core of persistence framework.
持久化框架较好地解决了关系型数据库的对象持久化问题，对象关系映射是持久化框架的核心内容。
The main focus of JPA 2.0 is to provide function that is currently provided disparately across various object relational mapping vendors but was not provided in JPA 1.0.
JPA 2.0主要关注的是所支持的功能，这些功能是目前在各种对象关系映射供应商中提供的，而不是 JPA 1.0中提供的。
Database information is mapped using a JCache implementation, cached in an ActiveSpace clustered cache and distributed to the application through an object relational mapping.
数据库信息使用JCache实现进行映射，缓存在ActiveSpace的集群缓存中，并通过对象关系映射提供给应用程序。
Fortunately, we can mix Hibernate's object relational mapping with the connection and transaction management of WebSphere application Server to create very powerful application.
幸运的是，我们可以将Hibernate的对象关系映射与WebSphereApplicationServer的连接和事务管理结合起来，创建强大的应用程序。
Hibernate is very good tool when it comes to object relational mapping, but in terms of connection management and transaction management, it is lacking in performance and capabilities.
当涉及到对象关系映射时，Hibernate是非常好的工具，但是在连接管理以及事务管理方面，它却缺乏必要的性能和能力。
Gone are the days of writing your own object-relational mapping (ORM), logging, or testing framework.
手动编写对象关系映射(ORM)、日志或测试框架的时代已经一去不复返。
Rails USES the ActiveRecord library to handle database access and object-relational mapping between database tables and Ruby object models.
Rails使用activerecord库处理数据库访问及数据库表与Ruby对象模型之间的对象关系映射。
The Session object provides the programmer with a transient storage layer, much like those found in traditional object-relational mapping tools, and also serves as a link to a particular workspace.
Session对象为程序员提供了一个临时的存储层，它非常像传统的对象关系映射工具中可以看到的层，而且还可以将它看作到特定工作区的连接。
Suffice it to say that it has no provision for instrumentation and it does not use any sort of object-relational mapping (ORM) framework.
可以肯定地说，它没有提供插装的供应，并且不使用任何种类的对象关系映射(object - relational mapping, OR m)框架。
Create the XML metadata for the object-relational mapping.
为对象-关系映射创建XM l元数据。
Active Record is an object-relational mapping (ORM) that follows a standard ORM model.
ActiveRecord是遵照了标准的or m模型的对象关系映射(object - relational mapping,ORM)。
Please note that this article will not go into the general topic of object-relational mapping.
请注意，本文将不深入讨论对象-关系映射这一一般性的主题。
Consider an example where a DBA knows the problem is a poor-performing query, but that query was generated by a framework, using an object-relational mapping technology.
考虑这样一个示例：DBA知道问题根源是查询的性能较差，但此查询是由框架生成的，使用了对象关系映射技术。
Learning from past support issues, you've noticed that you receive many frantic customer calls related to a problem stemming from incorrect JVM versions and incorrect object-relational mapping (ORM).
从过去的支持问题中，您注意到许多急切的客户电话都与错误的JVM版本和错误的对象关系映射(ORM)所导致的问题有关。
Either way, you have to write or generate code to do the object-relational mapping.
无论采取哪种方式，都必须编写或生成代码来进行对象关系映射。
Unfortunately, because of this, we could not reuse the code we were using from EJB2 CMP ORM, so we needed to manually code the object-relational mapping for the JDBC queries.
不幸的是，我们因此不能重用在 EJB2CMPORM 中使用的代码，所以我们需要手动地编写用于JDBC查询的对象关系映射。
To deal with this possibility, make sure you use versioning if you are using an object-relational mapping (ORM) framework with this transaction strategy.
为了应对可能的这种情况，如果在此事务策略中使用对象关系映射(ORM)框架，则应确保使用了版本验证功能。
Object-relational mapping is the best solution when you have a legacy schema, perhaps not defined with an object model in mind.
对象关系映射是使用遗留模式(可能定义时没有考虑对象模型)时的最佳解决方案。
Mapping one worldview to the other is called object-relational mapping, and that mapping is rarely straightforward, since you need to reconcile two conflicting organizational strategies.
将一种世界观映射为另一种世界观称为对象？关系映射，而这种映射很少是直接了当的，因为需要协调两种冲突的组织性策略。
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