单词 | relational database |
释义 | relational databasenounan electronic database comprising multiple files of related information, usually 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. Origin of relational databaseFirst recorded in 1970–75 Words nearby relational databaserelatable, relate, related, relation, relational, relational database, relations, relationship, relationship marketing, relative, relative accommodation Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 Scientific definitions for relational databaserelational database [ rĭ-lā′shə-nəl ] A database system in which any field can be a component of more than one of the database's tables. The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved. |
随便看 |
|
英语词典包含192737条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。