Browse wiki

From CASRAI dictionary
Extract-Transform-Load
Draft true  +
Extended definition n/a  +
Meta title csr:Extract-Transform-Load  +
Original source https://en.wikipedia.org/wiki/Extract,_transform,_load  +
Research Data Domain true  +
Short definition ETL involves the following steps: (a) Extr
ETL involves the following steps: (a) Extract data from homogeneous or heterogeneous data sources which are often managed by different people. An intrinsic part of the extraction involves data validation to confirm whether the data pulled from the sources have the correct/expected values; (b) Transform the data for storing it in proper format or structure for querying and analysis purposes; An important function of transformation is the cleaning of data; and, (c) Load the data into the final target (database, operational data store, data mart, or data warehouse). ETL processes can involve considerable complexity, and significant operational problems can occur. SYNONYM. ETL
erational problems can occur. SYNONYM. ETL  +
Type Terms  +
UUID a8b8978e-5787-4fdc-95c3-730b2d6d6786  +
Has query
"Has query" is a predefined property that represents meta information (in form of a subobject) about individual queries.
Extract-Transform-Load + , Extract-Transform-Load + , Extract-Transform-Load + , Extract-Transform-Load + , Extract-Transform-Load +
Categories Terms , Drafts , Research Data Domain
Modification date
This property is a special property in this wiki.
13 August 2015 15:22:34  +
hide properties that link here 
  No properties link to this page.
 

 

Enter the name of the page to start browsing from.