For example, a team working on object-relational data mapping may be using a modeling tool with a set of MDA transformations.
例如，一个进行关于对象的数据映射的团队可能会利用建模工具进行一组mda转换。
Through this article's study, it shows that using object-relational database to manage complex data and provide complex queries is very effective.
通过本文研究表明采用对象关系数据库来管理复杂数据、提供复杂查询等相关问题是一种有效的解决方案。
Relational databases that store XML data usually use Binary Large Object (BLOB) field types to store XML.
存储XML数据的关系数据库通常使用大型二进制对象(BLOB)字段类型存储XML。
Another benefit of having object wrappers is that they can present data stored in relational tables in a natural object hierarchy that captures the relationship between the data.
使用对象包装器的另一个好处是，它们可以以自然的对象层次结构表达关系表中存储的数据，从而捕捉数据之间的关系。
Furthermore, the object paradigm is focused on building applications out of objects that have both data and behavior, whereas the relational paradigm is focused on storing data.
而且，对象范例侧重于从包含数据和行为的对象中构建应用程序，而关系范例则主要针对数据的存储。
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。
Traditionally, in a relational database, XML data has to either be treated as a large object or decomposed into relational columns.
在关系数据库中，XML数据通常被视为大型对象，或者分解为几个关系列。
Another requirement to create an SQLXML type object in a relational database that supports the XML data type.
另一个要求是创建一个sqlxml类型对象，该对象是一个支持XML数据类型的关系数据库。
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。
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。
Prior to the DB2 9 release, XML data was either stored intact as a character large object (CLOB) or shredded to relational tables.
在DB 29之前，XML数据要么作为字符大对象(CLOB)按原样存储，要么分解到关系表中。
How difficult is it to get relational data to a service or object that needs XML data?
把关系数据给一个需要XML数据的服务或对象究竟有多难？
Plus, you would have to write additional code in the middle tier to map the relational data to an Object data Model or an XML data Model.
另外，必须在中间层中编写更多代码，将关系数据映射到对象数据模型或XML数据模型。
Within the table space, the relational data is stored in the dat object, while XML data resides in the XDA object.
在表空间内，关系数据被保存在DAT对象中，而XML数据保存在XDA对象中。
Type attributes indicate to Castor what TypeConvertor should be used internally to convert between object and relational data types.
类型属性向Castor指示：该在内部使用什么TypeConvertor来在对象和关系数据类型之间进行转换。
This data access object is extremely simple; it does not connect to any external resources (such as relational databases) to obtain Test instances.
该数据访问对象极其简单；它不连接任何外部资源(比如关系数据库)以获得Test实例。
Although Pixie can use an RDBMS as a storage mechanism, it doesn't decompose your object into relational data of any sort.
尽管Pixie可使用RDBMS作为存储机制，但它没有将您的对象分解成任何一种关系数据。
During the registration of a data source object on a relational data source, default type mappings determine how a data source data type should map to a DB2 type for each column.
在注册一个关系数据源上的一个数据源对象时，默认的类型映射决定如何将一个数据源数据类型映射到每个列的DB 2类型。
Using character or binary large object (CLOB or BLOB) columns of tables to store the XML data intact in a relational database management system (DBMS).
使用表的字符大对象（CLOB）或二进制大对象（BLOB）列在关系数据库管理系统（DBMS）中按原样存储XML数据。
Many persistence mechanisms store data in a relational way rather than an object-oriented way.
许多持久性机制以关系的方法而不是面向对象方法存储数据。
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。
From time to time, the demands of changing business needs require that you add new entities and relationships to the relational data models or object-oriented models.
变化的业务需求不断地要求向关系数据模型或面向对象模型中添加新实体和关系。
IT systems organize meanings using relational data models, flat files, object-oriented models, or proprietary data models.
IT系统使用关系数据模型、大文件、面向对象模型和私有数据模型来对意义进行组织。
Hibernate is one of most popular object-relational mapping (ORM) engines providing data persistence and query services.
Hibernate是最流行的对象关系映射(ORM)引擎之一，它提供了数据持久化和查询服务。
then why can't we use XML as our first class data and programming model, given all the problems we learned the hard way with object-relational or OX mapping?
那么，考虑到我们在使用对象关系或OX映射的过程中发现的种种问题，为什么我们不能使用XML作为首选数据与编程模型呢？
The MVC framework uses an object/relational (O/R) mapping framework - for instance Hibernate or Spring - to store and retrieve data in a relational database.
MVC框架使用O/R框架，例如Hibernate或者Spring，来从关系数据库里存储和获取数据。
The query syntax is part of Erlang itself, while the data model is akin to an object-relational DBMS.
查询语法是Erlang的一部分，数据模型类似于对象-关系数据库管理系统。
NHMDB is a multimedia database system based on the extended relational data model and has the characteristics of object-oriented databases.
NHMDB是基于扩充关系数据模型的多媒介数据库系统，它以扩充关系为基础支持面向对象的主要特性。
NHMDB is a multimedia database system based on the extended relational data model and has the characteristics of object-oriented databases.
NHMDB是基于扩充关系数据模型的多媒介数据库系统，它以扩充关系为基础支持面向对象的主要特性。
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