relational database

A database system in which any field can be a component of more than one of the database's tables.

American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

rela′tional da′tabase

an electronic database comprising multiple files of related information, usu. stored in tables of rows (records) and columns (fields), and allowing a link to be established between separate files that have a matching field, as a column of invoice numbers, so that the two files can be queried simultaneously by the user.

ThesaurusAntonymsRelated WordsSynonymsLegend:

Noun

relational database - a database in which relations between information items are explicitly specified as accessible attributes; "in a relational database the data are organized as a number of differently sized tables"

computer database, electronic database, electronic information service, on-line database - (computer science) a database that can be accessed by computers

Translations

relační databáze

relaatiotietokanta

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References in periodicals archive

The core of the technology is its hierarchical database. Built upon the hierarchical database are common "analysis engines," such as RC extraction, DRC engine, and an advanced, extremely fast timing engine to solve the complex timing issues associated with OCV, signal integrity (SI) and multi-corner multi-mode (MCMM) analysis.

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They discuss the powerful natural hierarchical database inherent in SQL-92, an automatic three-dimensional database that can process heavy-duty professional databases such as IBM's IMS, XML databases as well as new logical hierarchical relational databases.

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This SCADA platform provides a graphical user interface, display utilities, extensive hierarchical database management, communications, historical trending and reporting, alarm management and event scheduling.

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Now it's a vast, sometimes confusing, mix of email, instant messaging and chat rooms, but the hierarchical database itself is still a superb resource.

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The Test Management Tool, called QCIT Manager, tracks, manages and reports on all aspects of software testing including test plans and test cases, requirements, defects, organizations, projects, test scenarios, pass/fail results and more, in a centralized, hierarchical database. QCIT Manager can be implemented as a standalone Test Process Management system or with QIS automation tools or with other vendor automated test tools.

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