system catalog

system catalog

[′sis·təm ′kad·əl‚äg]
(computer science)
An index of all files controlled by the operating system of a large computer.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.

system catalog

(database)
The data dictionary of a DBMS. The system catalogue stores meta-data including the schemas of the databases. It is a mini-database, and is usually stored using the DBMS itself in special tables called system tables. It maybe referred to as being "on line", as it is active, and can be queried by users like any other table.
This article is provided by FOLDOC - Free Online Dictionary of Computing (foldoc.org)
References in periodicals archive ?
Storage-related information is available to DBAs from multiple sources including the System Catalog, statistics, and operating system utilities, but the details are scattered all over the place and it can be difficult to gain a complete, accurate, and up-to-date picture.
Scott, the systems librarian at Laurentian University (Ontario, Canada), was looking for a backup catalog to provide stability to the college's proprietary library system catalog. While attending the code4lib 2007 conference, he learned about the open source server Solr at a workshop presentation by Casey Durfee (Open Source Endeca in 250 Lines or Less).
It quickly became apparent to me that the proprietary library system catalog I had assumed responsibility for suffered from a stability problem.
Lynch and Preston (1990) note that, by 1989, the Colorado Association of Research Libraries (CARL) catalogs and the University of California system catalog (MELVYL) were available on the Internet via the telnet protocol.
Imagine uploading your raw digital photos to an archive, and having the system catalog and store them.
Typical statistical details stored in the system catalog include: