关系的碎片

IF 0.9 4区计算机科学 Q4 COMPUTER SCIENCE, INFORMATION SYSTEMS

Sigmod Record Pub Date : 1983-05-01 DOI:10.1145/971695.582200

MaierDavid, D. UllmanJeffrey

引用次数: 1

摘要

我们发展了一个由片段关系的联合和选择操作构造的关系理论。对物理关系进行插入和删除的算法。

本文章由计算机程序翻译，如有差异，请以英文原文为准。

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Fragments of relations

We develop a theory of relations that are constructed by the union and selection operations from fragment relations. Algorithms for inserting and deleting from relations that are composed of physic...

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来源期刊

Sigmod Record 工程技术-计算机：软件工程

CiteScore

3.10

自引率

9.10%

发文量

审稿时长

>12 weeks

期刊介绍： SIGMOD investigates the development and application of database technology to support the full range of data management needs. The scope of interests and members is wide with an almost equal mix of people from industryand academia. SIGMOD sponsors an annual conference that is regarded as one of the most important in the field, particularly for practitioners. Areas of Special Interest: Active and temporal data management, data mining and models, database programming languages, databases on the WWW, distributed data management, engineering, federated multi-database and mobile management, query processing & optimization, rapid application development tools, spatial data management, user interfaces.