Populate a data warehouse with operational sources through ETL Tools
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Populate a data warehouse with operational sources through ETL Tools

Published by: Denish (42)
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To populate a data warehouse with up-to-date records extracted from operational sources, exceptional tools are hired, called ETL tools, which establish the footsteps of the entire business process as a workflow. To provide a overall impression of the functionality of these workflows reference to their most important feature, which comprise

• Identification of appropriate info at the source side

• Extraction of the data from large storage

• Transport of the data to the Data Staging Area

• Transformation, of the data approaching from various sources into a joint data format

• Cleansing of the resultant data set, on the basis of record and business rules

Due to the significance and difficulty for appropriate considerations, an ETL tool creates a multi-million dollar market. There is a superfluity of enterprise ETL tools available. The traditional database vendors offers ETL solutions along with the DBMS’s: Each ETL tool uses its individual method for the design and execution of an ETL workflow, building the task of evaluating ETL tools tremendously difficult but once correctly evaluated will produce the excellent job.

ETL tools are available in the marketplace for more than a decade, only in the last few years have researchers and practitioners started to recognize the significance that the data integration process has in the accomplishment of a data warehouse project. There have been numerous efforts towards (a) modeling tasks and the automation of the design process, (b) discrete operations (c) some first results towards the optimization of the ETL workflow as a complete.

An  ETL tools is a design blueprint for the ETL process. The ETL designer builds a workflow of activities, usually in the form of a diagram, to identify the order of cleansing and transformation processes that should be applied to the source data, before being overloaded to the data warehouse.ETL tools scenarios based on the above-mentioned analysis, which can be used as an tentative test bed for the assessment of ETL design solutions or tools.

Denish - About the Author:

Author is an expert on ETL software and solutions and if you are looking to evaluate ETL Tools then he will recommend best tips for selecting the right tool to manage the business. Compare ETL Vendors Here


Source: http://articleswrap.com/article/populate-a-data-warehouse-with-operational-sources-through-etl-tools.html
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