You also have to specify column types in a relational system, so you might find yourself constrained by, say, the length of the address field. 因为您可能发现自己受制于地址字段的长度,所以您还必须在关系系统中指定列类型。
Within a relational database system, most interactions between an application and the actual database are in the form of SQL statements within a session or connection. 在关系数据库系统内部,应用程序和实际数据库之间的主要交互都是以会话或连接的SQL语句形式来实现的。
In a relational system, it's more likely that a Committee identifier would be an attribute of the member ( so that you could join or select on a committee name). 在关系型系统中,更常见的是Committee标识作为成员的属性(以便可以在委员会名称上连接或选择)。
Apache Derby is an open source relational database system most suited for small repositories. ApacheDerby是一个最适合于小型存储库的开放源代码关系数据库系统。
Users access the data through the Domino application using their Notes client with its familiar user interface; the relational system back-end remains transparent to the users. 用户使用Notes客户机及其熟悉的用户界面,通过Domino应用程序访问数据。
A real application would probably use a relational database system, but this example is enough for our purposes. 真实应用程序可能使用关系数据库系统,但这个示例对我们的目的来说足够了。
For example, picture a financial institution that stores data about its customers'stock portfolios in a relational database system such as MySQL, DB2, or Oracle. 例如,假设一个这样的财务机构,它将有关其客户股票投资组合的数据存储在一个关系数据库系统中,比如MySQL、DB2或Oracle。
The semantics of logical models, storage models, and server-side Jazz APIs are all independent of the particular choice of relational database system. 逻辑模型、存储模型和服务器端JazzAPI的语义全都与特定的关系数据库系统选择无关。
The relational file system failed to start. 关系文件系统启动失败。
The application of data exchange technology based on XML to relational database system 基于XML数据交换技术在关系型数据库系统中的应用研究
In a relational system, you would use one table to store an order and a second foreign-keyed table to store order items. 在关系型系统中,你会用一张表来存储订单,另一张外键的表来存储订单项。
A data schema, especially a data subschema in a relational data system. 关系数据系统中的数据模式,特别是子模式。
The Ground Allocation Algorithm in Query of Distributed Relational Database System 分布式关系数据库系统物理查询中场地分配算法
The method of achieving fundamental operations in the embedding complete relational system cr-foxpro 嵌入式全关系系统CR-Foxpro基本运算的实现
Design and Implementation of Relational Multi-database System IS-Global 关系型多数据库系统IS-Global的设计与实现
Then, analyzed the neighboring relational system to have, the development history with emphasis, and establishment neighboring relations system significance. 然后,重点分析了相邻关系制度产生、发展的历史,及确立相邻关系制度的意义。
A research on query language of the relational database system 关系数据库系统查询操作语言研究
Fuzzy relational system identification with neural net 利用神经网络辨识系统模糊关系模型
The method is tested by a product modeling practice in relational CAD system. 通过在关系型CAD平台上的建模实践,对所提出的理论与方法进行了验证。
General gray trend relational system and its analysis method 一般灰色趋势关联系统及其分析方法研究
The representation theorem stating that every relational system of stacks is isomorphic to a system of finite sequences of elements is proved. 这一公理说明每个栈的关系与有限元素序列系统是同构的。
The Implementation of Active Rule in a Relational Database System 一种关系数据库系统中主动规则的实现策略
Adding temporal data type to system, the temporal data can be managed conveniently and effectively in relational database system. 在系统中引入时态数据类型,使得在关系数据库系统中能对时态数据信息进行方便有效的管理。
Then the database structure is designed and the relational database system& Microsoft SQL Server 7.0 is realized. 在此基础上对系统的数据库结构进行了设计,并用关系数据库系统microsoftSQLserver7.0对其后台数据库进行了实现;
An approach to approximate querying of general graph structured semistructured data is proposed based on a relational database system. 提出一种利用关系数据库系统在一般图结构的半结构化数据上进行近似查询的途径。
By using constraints, rules, default and technology of trigger which are provided by the relational database system, the validity and legitimacy of the data from client are examined and the correctness and integrity of data source are effectively ensured. 通过利用在关系型数据库中所提供的约束、默认、规则和嵌套触发器技术,对来自客户端的数据进行有效性和合法性的检验,有效地保证了数据源的正确性和完整性;
On the basis of the concepts of the normal fuzzy-subset set and possibility measure, a general method for BP neural net to receive fuzzy samples is presented, with which a fuzzy relational system identification algorithm and an adjusting algorithm are obtained. 利用模糊标准模型库和可能性测度的概念讨论了BP神经网络接受模糊信息的一般方法,并用这种方法实现了系统模糊关系模型的辨识和调整。
System uses the relational database system using object-oriented database system theory for system data management, Dataset constitute a combination of XML documents. 系统采用本系统采用关系数据库理论的面向对象数据库系统进行系统数据管理,Dataset相结合XML文档构成。
A comprehensive relational database system was designed to implement the prototype application. 为了实现原型的应用,设计了一个相关的综合数据库系统。