relational graph
11XML 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 …
12Document-oriented database — A document oriented database is a computer program designed for storing, retrieving, and managing document oriented, or semi structured data, information. Document oriented databases are one of the main categories of so called NoSQL databases and …
13Deductive database — It is a database system which can make deductions (i.e.: conclude additional facts) based on rules and facts stored in the (deductive) database. Datalog is the language typically used to specify facts, rules and queries in deductive databases.… …
14Database system — A database system is a term that is typically used to encapsulate the constructs of a data model, database Management system (DBMS) and database.[1] A database is an organised pool of logically related data. Data is stored within the data… …
15Concept-oriented model — Example of a concept oriented model. The concept oriented model (COM) is a data model based on the following three principles: Duality principle postulates that any element consists of two parts, called identity and entity. Accordingly, data… …
16OpenLink Data Spaces — Infobox Software name = OpenLink Data Spaces (ODS) developer = OpenLink Software operating system = Cross platform genre = Data Spaces, Social Networking, Semantic Web, Omni Functional Platform license = Dual Licensed: GPL and Commercial website …
17Database — A database is an organized collection of data for one or more purposes, usually in digital form. The data are typically organized to model relevant aspects of reality (for example, the availability of rooms in hotels), in a way that supports… …
18Local consistency — In constraint satisfaction, local consistency conditions are properties of constraint satisfaction problems related to the consistency of subsets of variables or constraints. Several such conditions exist, the most known being node consistency,… …
19Complexity of constraint satisfaction — The complexity of constraint satisfaction is the application of computational complexity theory on constraint satisfaction. It has mainly been studied for discriminating between tractable and intractable classes of constraint satisfaction… …
20NoSQL — This article is about the class of database management systems. For the specific relational database management software, see NoSQL (RDBMS). Structured storage redirects here. It is not to be confused with COM Structured Storage. In computing,… …
