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extract data

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  • Extract, transform, load — Extract, transform and load (ETL) is a process in database usage and especially in data warehousing that involves: Extracting data from outside sources Transforming it to fit operational needs (which can include quality levels) Loading it into… …   Wikipedia

  • Data scraping — is a technique in which a computer program extracts data from human readable output coming from another program. Contents 1 Description 2 Screen scraping 3 Web scraping 4 …   Wikipedia

  • data — n.pl. (also treated as sing., as in that is all the data we have, although the singular form is strictly datum) 1 known facts or things used as a basis for inference or reckoning. 2 quantities or characters operated on by a computer etc. Phrases… …   Useful english dictionary

  • Data aggregator — A data aggregator is an organization such as Acxiom and ChoicePoint involved in compiling information from detailed databases on individuals and selling that information to others.[1] Contents 1 Description 2 Role of the Internet …   Wikipedia

  • extract — I. transitive verb Etymology: Middle English, from Latin extractus, past participle of extrahere, from ex + trahere to draw Date: 15th century 1. a. to draw forth (as by research) < extract data > b. to pull or take out forcibly < extracted …   New Collegiate Dictionary

  • Data 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… …   Wikipedia

  • Data 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 …   Wikipedia

  • Data Vault Modeling — is a database modeling method that is designed to provide historical storage of data coming in from multiple operational systems. It is also a method of looking at historical data that, apart from the modeling aspect, deals with issues such as… …   Wikipedia

  • Data driven journalism — is a journalistic process based on analyzing and filtering large data sets for the purpose of creating a new story. Data driven journalism deals with open data that is freely available online and analyzed with open source tools.[1] Data driven… …   Wikipedia

  • Data structure alignment — is the way data is arranged and accessed in computer memory. It consists of two separate but related issues: data alignment and data structure padding. When a modern computer reads from or writes to a memory address, it will do this in word sized …   Wikipedia

  • Data transformation — Data transformation/Source transformation Concepts metadata · data mapping data transformation · model transf …   Wikipedia

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