relational graph
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Relational Model/Tasmania — (RM/T) was published by E.F. Codd in 1979 and is the name given to a number of extensions to his original relational model (RM) published in 1970. The overall goal of the RM/T was to define some fundamental semantic units, at atomic and molecular … Wikipedia
Object-relational database — An object relational database (ORD), or object relational database management system (ORDBMS), is a database management system (DBMS) similar to a relational database, but with an object oriented database model: objects, classes and inheritance… … Wikipedia
Object-relational impedance mismatch — The object relational impedance mismatch is a set of conceptual and technical difficulties that are often encountered when a relational database management system (RDBMS) is being used by a program written in an object oriented programming… … Wikipedia
Object Process Graph — An Object Process Graph (OPG) is a general purpose executable graph that incorporates every aspect of an application, including process, user interface, and database.[1][2][3] No programming language, tool, or database is required to handle any… … Wikipedia
Tripel-Graph-Grammatik — Als Tripel Graph Grammatik (engl. triple graph grammar, kurz: TGG) bezeichnet man eine spezielle Art von Graphgrammatik, die vor allem für bidirektionale Modell zu Modell Transformationen verwendet wird. Besonderheit von Tripel Graph Grammatiken… … Deutsch Wikipedia
Conceptual graph — Conceptual graphs (CGs) are a formalism for knowledge representation. In the first published paper on CGs, John F. Sowa (Sowa 1976) used them to represent the conceptual schemas used in database systems. The first book on CGs (Sowa 1984) applied… … Wikipedia
Wait-for graph — A Wait For Graph in computer science is a directed graph used for deadlock detection in operating systems and relational database systems. In Computer Science, a system that allows concurrent operation of multiple processes and locking of… … Wikipedia
Network model — For computer network models, see network topology, packet generation model and channel model. The network model is a database model conceived as a flexible way of representing objects and their relationships. Its distinguishing feature is that… … Wikipedia
Object database — Example of an object oriented model.[1] An object database (also object oriented database management system) is a database management system in which information is represented in the form of objects as used in object oriented programming. Object … Wikipedia
Database model — A database model is the theoretical foundation of a database and fundamentally determines in which manner data can be stored, organized, and manipulated in a database system. It thereby defines the infrastructure offered by a particular database… … Wikipedia
XML database — An XML database is a data persistence software system that allows data to be stored in XML format. This data can then be queried, exported and serialized into the desired format. Two major classes of XML database exist: XML enabled: these map all … Wikipedia
