Hierarchical database model   (translated from German)
Hierarchical database model Hierarchical database model Hierarchical database model is the oldest Database ...
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Database
Database A database is an organized collection of data. The ... use, to the extent that the European Database Directive (which creates intellectual property rights for ... others. One possible definition is that a database is a collection of records stored in ... program used to manage and query a database is known as a database management ...
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Database (Psychology wiki)
Database Home Support Help Site Support Orientation Background ... Exp. design Stats. tests Stats course A database is an organized collection of data. The ... use, to the extent that the European Database Directive (which creates intellectual property rights for ... others. One possible definition is that a database is a collection of records stored in ... program used to manage and query a database is known as a database management ...
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Database   (translated from Italian)
Database The term Database, translate in Italian with base of data ... local or remote rows part of the database. Information of emergency, that they authorize only ... management of bases of data (in English "Database management system"or" DBMS"). The search in ... Interpretation (or analysis) of data contained in database. The bases of data often make ...
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Hierarchical model
Hierarchical model To meet Wikipedia's quality standards ... this article or section may require cleanup. Database models Common models Hierarchical Network Relational Object-relational Object Other models ... dimensional Semi-structured Star schema In a hierarchical data model, data is organized into a ... listed under an entity type. In a database, an entity type is the equivalent ...
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Chemical database   (translated from Japanese)
Chemical database Chemical databaseWhether (- it is the べ - it does with the く, chemical database) it was designed with the purpose which houses chemical corps intelligence database . Many chemical databases, are not kind of ... is not suitable system. As for chemical database, depending on data structureChemical physical database(Chemical compound database) withChemical reaction databaseWith ...
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XML database
XML database To meet Wikipedia's quality standards, this ... There are two major classes of XML database. XML-enabled. These simply map all XML to a traditional database (e.g. relational). Native XML. The internal ... document. Note: 'XML-enabled' implies that the database does the conversion itself as opposed to ... The formal definition of a Native XML Database, as previously defined by the XML: ...
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Navigational database
Navigational database Navigational databases incorporate both the network model and hierarchical model of database interfaces. Navigational techniques use "pointers" and "paths ... green house(s) within the following coordinates...." Hierarchical models are also considered navigational because one ... as the familiar file/folder paths in hierarchical file systems. In general, navigational systems ...
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Database model   (translated from German)
Database model Database model the concept, the theoretical basis, is ... and change). After Edgar F. Codd a database model from three characteristics defines itself: A ... permitted changes of the data specify. Example: Hierarchical database model Usually four database models are ...
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Database normalization
Database normalization This article is in need of ... this article or section may require cleanup. Database normalization is a process of eliminating duplicated data in a relational database. The key idea is to relate pieces ... methods for quantifying "how normalized" a relational database is, and these classifications are called normal ... Though algorithms exist for converting a given database between forms, these may require splitting ...
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