Both hierarchical and network databases require the structure to be defined when the database is created ... allows efficient processing, file layout ... makes some queries hard to answer, others easier...
www.cse.scu.edu/~rdaniels/html/law/database/tsld004.htm... www.cse.scu.edu/~rdaniels/html/law/database/tsld004.html
Hierarchical DBMSs were popular from the late 1960s, with the introduction of IBM's Information Management System (IMS) DBMS, ... The context data model combines features of all the above models. It can be considered as a collection of object-oriented, network and semistructured models or as some kind of object database.
www.unixspace.com/context/databases.html
Databases appeared in the late 1960s, at a time when the need for a flexible information management system had arisen. ... There are five models of DBMS, which are distinguished based on how they represent the data contained:
en.kioskea.net/contents/bdd/bddtypes.php3
Database management system - Wikipedia, the free encyclopedia
A Database Management System ( DBMS ) is a set of computer programs that controls the creation, maintenance, and the use of the database of an organization and its end users. It allows organizatio...
en.wikipedia.org/wiki/Database_management_system
We investigate the mapping of our reference model onto major commercial DBMS models, namely a relational model extended to abstract data types (ADT) and an object-oriented model. Our analysis shows the strengths and limits of the two model types for handling highly structured data with spatial components.
www.icsi.berkeley.edu/cgi-bin/pubs/publication.pl?ID=00... www.icsi.berkeley.edu/cgi-bin/pubs/publication.pl?ID=001072
Mapping Conceptual Geographic Models onto DBMS Data Models (1997) (Make Corrections) ; Agnès Voisard, Benoît David; Home/Search Context Related; ... 0.3: Mapping Conceptual Geographic Models onto DBMS Data Models - Voisard, David (1997) (Correct); 0.2: Open GIS: A Tool for Environmental Information...
citeseer.ist.psu.edu/voisard97mapping.html
not widely used...
www.vcrlter.virginia.edu/dimes/presentations/PORTER/SCI... www.vcrlter.virginia.edu/dimes/presentations/PORTER/SCIDB97/tsld017.htm
10 Things You Should Know About Databases - 'Column DBMS Models Catching On'; ( Page 7 of 11 ); ... The growth of Vertica Systems and ParAccel, as well as the recent success of Sybase's IQ Analytics Server, show column-based DBMS models are on the upswing.
www.eweek.com/c/a/Database/10-Things-You-Should-Know-Ab... www.eweek.com/c/a/Database/10-Things-You-Should-Know-About-Databases/6/
DBMS by Er. K.S.Dhindsa © 2006 1.1 ... DBMS-ch6; 217 reads...
www.scribd.com/doc/6577658/Part-2-Dbms-Models www.scribd.com/doc/6577658/Part-2-Dbms-Models
CiteSeerX - Document Details (Isaac Councill, Lee Giles): We study the representation and manipulation of geographic information in a database management system (DBMS). The conceptual geographic model that we use as a basis hinges on a complex object model, whose set and tuple constructors make it efficient for defining ...
citeseerx.ist.psu.edu/legacymapper?did=289982
Definitions