DB 2是纯粹的数据库基础结构。
第一行（和它上面的方法）处理设置数据库基础结构的低层细节。
The first (and the methods above it) deals with the low-level details of setting up database infrastructure.
它是一种牢固的且已证实的技术，允许架构设计师和开发人员利用现有关系数据库基础结构和现有的专门技术来产生数据库查询。
It is a solid, proven technology that allows architects and developers to leverage an existing relational database infrastructure and existing expertise in producing database queries.
雇佣三个数据库性能专家团队通常比一个团队昂贵许多，因此经常面临着采用某种公共基础结构的压力。
Employing three teams of database performance gurus is usually more expensive than a single team, resulting in the frequent pressure to use a common infrastructure.
开始之前，有几点注意事项：第一，要读懂本文，您应当掌握关系型数据库、JDBC和结构化查询语言(SQL)的基础知识。
Before you get started, a few notes: First, to follow along with this article, you should have a basic knowledge of relational databases, JDBC, and Structured Query Language (SQL).
LDAP数据库以具有层次结构的条目为基础，存储和检索信息，其中每个条目都具有区别于其他条目的名称、类型和属性。
The LDAP database stores and retrieves information based on a hierarchical structure of entries, each with its own distinguishing name, type, and attributes.
另外，基础结构仍然是关系型的，这使XML数据能够利用关系数据库的实用功能，比如触发器、约束和外键关系。
Plus, the fact that the infrastructure is still relational allows the XML data to leverage the proven capabilities of the relational database like triggers, constraints, and foreign key relationships.
SQL结构化查询语言基础上建立的数据库系统使得用户能够对数据库进行简单的操作和管理。通过数据库技术可以让用户更好地对企业进行管理。
The database system based on the standard query language — SQL, makes user can easily manage and operate on the database.Users can manage the corporation better because of the database technology.
为了保证持久性，下文将要讨论的消息传递基础结构也使用了关系数据库表。
The messaging infrastructure, discussed next, also USES relational database tables for persistence.
如何使用WebSphereMQ作为通信基础结构的一部分，以连接不同的应用程序环境，如万维网、企业事务系统和数据库系统。
How to use WebSphere MQ as part of a communication infrastructure to connect application environments such as the World Wide Web, enterprise transaction systems, and database systems.
根据J2EE和DB 2基础结构实现，JNDI数据源定义使用JDBCtype2或JDBC type4连接数据库。
Depending on the J2EE and DB2 infrastructure implementation the JNDI data source definition USES JDBC type 2 or JDBC type 4 for Java database connectivity.
根据J2EE和DB 2基础结构实现，JNDI数据源定义使用JDBCtype2或JDBC type4连接数据库。
Depending on the J2EE and DB2 infrastructure implementation, the JNDI data source definition USES JDBC type 2 or JDBC type 4 for Java database connectivity.
在介绍网络系统集成方法的基础上，重点讨论了多数据库系统与网络集成系统各自的结构特点。
Based on the introduction of network system integration technique, we discuss the structure features of multi database system and integrated network system.
在此基础上对系统建设的技术路线、总体技术方案、系统功能、数据库结构、软件体系等进行了深入的讨论。
On this foundation, the thesis discussed the technique route, total technique project, system function, database construction, software system etc, of the system's development.
论文在自主开发的空间数据库VISTA的基础上针对特定的对象-关系型数据结构，提出了相应的访问控制方法。
This paper describes the access control method for the specific relational-object data structure on the base of the self-developed spatial database, VISTA.
第二章对系统功能结构分析，为深入理解数据库应用打下了基础。
Chapter II analyses the structure of the system functions to lay the foundation for in-depth understanding of database applications.
根据GIS、数据库系统的原理，设计实现了河道与库区泥沙淤积系统的数据模型、功能模块和主体结构，成功地将基础数据库进行了入库操作。
Based on the principle of GIS and database system, data model, function modules and agent structure of sediment silting system of watercourse and reservoir zone is designed.
在分析常用的SQL数据操作语句结构的基础上，介绍了一个通用数据库操作模块的设计与实现。
Based on the analysis of the structure of common SQL data manipulation sentences, this paper introduces the designing andimplementation of a general database manipulation module.
在分析轨道交通基础数据库平台建设的背景、目的和作用的基础上，对数据库平台的系统总体结构和系统功能进行了设计。
Based on analyzing the background, purpose and function of constructing rail transit fundamental database, this paper designed the framework and function of the system.
针对面向对象的数据库(OODB)的概括继承结构提出一种新的查询途径，它建立在一种对象表示的基础上。
In this paper, a new query method which is based on generalization hierarchy in Object Oriented Database (OODB) is proposed.
四级模式体系结构以元数据为系统设计基础，使用四级映像技术，使得数据库系统具有更为完善的应用性能。
Because the database system is based on the metadata for designed system and is used four classes image technology, so it possesses the perfect performance.
在系统分析火电厂实时成本的基础上，对火电厂实时成本分析系统的总体结构、数据库及功能模块进行了设计。
Based on the systematical analysis of real-time cost in the thermal power plant, the whole architecture, database and function modules have been designed.
目的：建立通用的蛋白质、核酸序列信息数据类型和数据库结构，为建立专用的生物医学信息数据库奠定基础。
Objective: To creat a heart disorder (heart failure) related gene database, whose data are retrieved from Internet resources to lay a foundation for developing professional biomedical databases.
笔者强调准确的湍流场数据库建立的重要性，它是定量描述和研究拟序结构的基础。
It is shown that the accurate database of turbulent fluctuations plays a significant role in the quantitative investigation of the structure patterns.
在分词技术、索引技术、结构化查询语言技术的基础上，提出了一个基于XML文档数据库的信息检索系统，这一系统模型主要由分词模块、索引模块及查询模块组成。
This paper puts forward an information retrieval system based on XML documents database on the foundation of segmentation technology, index technology and structured query language technology.
其基础性工作是基于国家级风景名胜区层次的风景景观信息系统方法及其数据库结构的探讨。
The basis of the work is the method of landscape information system and constructive data-base on the national scenic landscape and spot area level.
并在此基础上提出了基于栈结构的支持度计算算法，该算法仅对数据库进行一次扫描，即可实现候选序列的计数操作。
Then it presents a support computing algorithm based on stack structure, which can count the candidate sequences by scanning the database only once.
请注意，仅当基础数据库表具有相同结构时才应实现MEST。
Note that you should only implement MEST when the underlying database tables have the same structure.
请注意，仅当基础数据库表具有相同结构时才应实现MEST。
Note that you should only implement MEST when the underlying database tables have the same structure.
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