data dictionary definition
1Data element definition — In metadata, a data element definition is a human readable phrase or sentence associated with a data element within a data dictionary that describes the meaning or semantics of a data element. Data element definitions are critical for external… …
2Data-Dictionary — Ein Data Dictionary – in deutscher Übersetzung auch Datenwörterbuch, Datenkatalog oder etwas unscharf Datenverzeichnis genannt – ist ein Katalog von Metadaten, der die Definitionen und Darstellungsregeln von Datenelementen enthält. Es beschreibt… …
3Data Dictionary — Ein Data Dictionary – in deutscher Übersetzung auch Datenwörterbuch, Datenkatalog oder etwas unscharf Datenverzeichnis genannt – ist ein Katalog von Metadaten, der die Definitionen und Darstellungsregeln von Datenelementen enthält. Es… …
4Data warehouse — Overview In computing, a data warehouse (DW) is a database used for reporting and analysis. The data stored in the warehouse is uploaded from the operational systems. The data may pass through an operational data store for additional operations… …
5Data Mining Extensions — (DMX) is a query language for Data Mining Models supported by Microsoft s SQL Server Analysis Services product. Like SQL, it supports a data definition language, data manipulation language and a data query language, all three with SQL like syntax …
6Data transformation — Data transformation/Source transformation Concepts metadata · data mapping data transformation · model transf …
7Data extraction — is the act or process of retrieving data out of (usually unstructured or poorly structured) data sources for further data processing or data storage (data migration). The import into the intermediate extracting system is thus usually followed by… …
8Data 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… …
9Data 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… …
10Data Definition Language — A data definition language or data description language (DDL) is a syntax similar to a computer programming language for defining data structures, especially database schemas. Contents 1 History 2 SQL 2.1 CREATE statements …
