ETL

Himanshu JoshiGreta Alvarez

Sandhya Narayan

What is ETL?

Extracting data from outside sourcesTransforming it to fit operational needsLoading it into the end target (DB)

Extracting the Excel

Errors: Nulll entry

Spelling errorsSpace at the end of entriesStart at the end of entriesDuplicity

Normalize/Transform??

GOAL:

Decompose relations with anomalies in order to produce smaller, well-structured relations. Involves dividing large tables into smaller (and less redundant) tables and defining relationships between them.

Tools tried & USED

MS SQL SERVER MY SQL

Clover ETL DesignerAdvanced ETL Processor

Pentaho DI

Pentaho Data Integration

Power Extraction, Transformation and Loading (ETL) capabilities using an innovative, metadata-driven approach. With an intuitive, graphical, drag and drop design environment, and a proven, scalable, standards-based architecture.

http://kettle.pentaho.com/

Why Pentaho Data Integration?

Open SourceETL supportedUser FriendlyEasy to use

DEMO

Don‘t try to reinvent the wheel!!

Just Use it ;)