三是对对象查询语言oql进行的研究。
Thirdly, this thesis studies the Object Query Language (OQL).
特别重要的一点是，引入对可用于检索对象的对象查询语言的支持。
One area that may be of particular interest is introducing support for an object query language that can be used to retrieve objects.
论述了一种面向对象的数据库管理系统的直观对象查询语言。
It is well known that object-oriented DBMS (database management system) can provide a rich expressive power for the query languages to meet various needs of some high-level database applications.
在面向对象查询语言中，因为用户可以使用方法，这种方法已经被应用了。
Because user can use the method in object_oriented query language, it is already applied.
Castor实现了对象查询语言(OQL)的OD MG 3.0规范的一个子集。
Castor provides an implementation of a subset of the ODMG 3.0 specification for the Object Query Language (OQL).
对象查询语言仍不能免除必须了解SQL，这是因为通常需要了解如何调优查询语言。
Object query languages still do not relieve you from having to know SQL, since you often need to know how to fine tune query languages.
Ramnarayan提到可以用对象查询语言(ObjectQuery Language，即OQL——GemFire之前的版本也支持此标准)来表示这些查询。
Ramnarayan mentioned that these queries can be expressed in the Object Query Language (OQL) - a standard supported by prior GemFire releases as well.
JPA还拥有可以用于对象模型的全功能查询语言。
JPA also has a fully functional query language that can work against an object model.
XML查询语言(XML query language,Xquery)对于使用功能对象来实现缓存非常有用。
An XML query language (XQuery) is very useful for implementing caching with feature objects.
创建一种能够被转换为查询您的对象模型的查询语言。
Create a query language to be translated into a query against your object model.
OCL查询语言使开发人员从基础XML数据模型解脱出来，允许他们将重点放在其应用程序的对象模型上(这也是他们非常熟悉的部分)。
The OCL queries free developers from the burden of the underlying XML data model and allow them to concentrate on the object model of their application, which they usually know very well.
此外，还可以使用以下这种面向对象的查询语言将XML文件作为EMF对象进行查询：对象约束语言(ocl)。
In addition, it is possible to query the XML files as EMF objects using an object-oriented query language: object Constraint language (OCL).
原生查询为执行复杂查询提供了一种功能强大的方法，而且不需要学习新的查询语言或使用复杂对象结构对谓词建模。
Native queries provide a powerful way to execute complex queries without having to learn a new query language or resort to complicated object structures to model a predicate.
该查询语言基于面向对象的EJBQL的语法，此语法经过了改编以适应存储库中找到的对象类型。
The query language is based on the syntax of the object-oriented EJB QL that has been adapted to the object types found in the repository.
第三种方法是创建能够用来查询数据库对象模型的查询语言。
The third option is to create a query language that can then be used to query the database's object model.
我还使用该库的定制查询语言和HSQLDB数据库演示了一个简单的对象持久性场景，也探讨了该库的一些高级功能。
I've demonstrated a simple object-persistence scenario using the library's custom query language and the HSQLDB database and also discussed some of the library's advanced features.
Hibernate查询语言（HQL）被设计成SQL 的一个微型面向对象扩展，它是对象和关系世界之间的桥梁。
The Hibernate Query Language (HQL), designed as a minimal object-oriented extension to SQL, is an elegant bridge between the object and relational worlds.
JPA提供了标准映射定义(通过Annotation或XML)和标准运行时api及对象级查询语言(JPQL)。
JPA provides both a standard mapping definition (through annotations or XML) and a standard runtime API and object-level query language (JPQL).
使用用于检索对象的查询语言来查找对象也相当简单。
Finding objects using the query language that is used to retrieve objects is also quite easy.
结构化查询语言(Structured Query Language,SQL)：一种标准化语言，用于在关系数据库中定义对象及操纵数据。
Structured Query language (SQL) : a standardized language used to define objects and manipulate data in a relational database.
表达式语言——Spring.NET提供了一个表达式语言，可在运行期查询并操纵对象图。
Expression language - Spring.NET provides an Expression language which can be used at runtime to query and manipulate an object graph.
能够使用以下面向对象的查询语言对数据进行查询：对象约束语言(Object Constraint Language,OCL)。
Ability to query the data using an object-oriented query language: object Constraint language (OCL).
设计和实现了汉语数据库自然语言查询接口系统（IDCQ），系统包括正则分词子系统和对象语义解析子系统；
The design and implementation of the Interface for Database Query in Chinese (IDCQ). The system includes regular word segmentation subsystem and object semantic analysis subsystem.
介绍了面向对象图形数据库的一般查询方法、图形数据库的查询处理器结构、GDQL的语言描述以及查询优化等内容。
It is emphasized that the query plan of object-oriented graphic database, query controller structure of graphic database, language specification of GDQL and query optimization.
从支持面向对象、可表达能力、支持集合和可用性等四个方面来说明一个查询语言。
This paper illustrates a query language by four fields:support of object-oriented, expressive power, support of collections, and usability.
该框架包含了一个对象模型udo和一种查询语言uql。
This framework consists of an object model, UDO, and a query language, UQL.
对象约束语言(ocl)被定义为uml标准的子标准，不仅可用于模型约束、查询，还可以用于定义模型转换规则和定义建模语言。
Object constraint language (OCL) is the sub-standard of UML, which can be used not only in constraint and query on models, but also in defining transformation rules and modeling language.
以上语言特性使查询数据首次具有类型编程的概念．我们称此查询编程对象为“LINQ”， 意思是.NET语言集成查询．。
The above language features help make querying data a first class programming concept. We call this overall querying programming model "LINQ" - which stands for . NET Language Integrated Query.
对象约束语言ocl可以对模型中的元素进行约束和查询，可以在MOF的任意一层上定义模型语言，还可以通过各种方法定义模型的转换规则。
OCL is permitted to constrain and inquiry the elements in the model, define the model language on any layer of MOF and transform rules of model by different ways.
对象约束语言ocl可以对模型中的元素进行约束和查询，可以在MOF的任意一层上定义模型语言，还可以通过各种方法定义模型的转换规则。
OCL is permitted to constrain and inquiry the elements in the model, define the model language on any layer of MOF and transform rules of model by different ways.
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