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hierarchical data base

См. также в других словарях:

  • hierarchical data base —    Data base in which pieces of data are organized above and below one another, in a tree structure (i.e., similar to the way an organizational chart appears) …   IT glossary of terms, acronyms and abbreviations

  • Hierarchical Data Base —   A data base where only one to one relationships exist. A type of data base which has been almost completely replaced by the more flexible relational data bases. See also Relational Data Base and Codicil Data Base …   International financial encyclopaedia

  • hierarchical data base — database in which data is organized according to various levels of inclusion …   English contemporary dictionary

  • Codicil Data Base —   A computer data base with one to many relationships. A type of data base which has been almost completely replaced by the more flexible relational data bases. See also Relational Data Base and Hierarchical Data Base …   International financial encyclopaedia

  • Data model — Overview of data modeling context: A data model provides the details of information to be stored, and is of primary use when the final product is the generation of computer software code for an application or the preparation of a functional… …   Wikipedia

  • Data modeling — The data modeling process. The figure illustrates the way data models are developed and used today. A conceptual data model is developed based on the data requirements for the application that is being developed, perhaps in the context of an… …   Wikipedia

  • Hierarchical modulation — Hierarchical modulation, also called layered modulation, is one of the signal processing techniques for multiplexing and modulating multiple data streams into one single symbol stream, where base layer symbols and enhancement layer symbols are… …   Wikipedia

  • Data center — An operation engineer overseeing a Network Operations Control Room of a data center. A data center (or data centre or datacentre or datacenter) is a facility used to house computer systems and associated components, such as telecommunications and …   Wikipedia

  • Multidimensional hierarchical toolkit — The Multidimensional hierarchical toolkit or Multi Dimensional and Hierarchical (MDH) Database Toolkit is a Linux based, open sourced, toolkit of portable software that supports very fast, flexible, multi dimensional and hierarchical storage,… …   Wikipedia

  • Semantic data model — A semantic data model in software engineering is a data modeling technique to define the meaning of data within the context of its interrelationships with other data. A semantic data model is an abstraction which defines how the stored symbols… …   Wikipedia

  • Logical data model — A logical data model also referred to as LDM in computer science is a representation of an organization s data, organized in terms of a particular data management technology. When ANSI first laid out the idea of a logical schema (in 1975 [1] ),… …   Wikipedia

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