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Wednesday, 6 May 2015

Pentaho Data Integration Basics - 6 - (DWH) : A simple time dimension table creation using Kettle tool for Data warehouse

This post will talk about developing a basic time dimension table in a warehouse.

For detailed, time_dimension tables creation find reference links listed at the end of this post.


Software setup :  PDI 5.3, PostgreSQL

Schema diagram for time dimension table : (part of DataMart Design for time dimension table)

ETL design flow in PDI(a.k.a Kettle)


Step by Step procedure
Download the ktr file and have a look into each of the step.

will updating the procedure steps 

Download Files : 
Transformation + PostgreSQL .backup file of dim_time table


References :
1) http://type-exit.org/adventures-with-open-source-bi/2010/09/building-a-detailed-date-dimension-with-pentaho-kettle/
2) http://www.fabianschladitz.de/25-kommentare-zur-welt/software/375-howto-create-a-date-dimension-with-pdi-kettle.html
3) http://forums.pentaho.com/showthread.php?90452-Auto-generated-date-dimension-tables
4) http://forums.pentaho.com/showthread.php?74831-How-to-Date-Dimension
5) http://stackoverflow.com/questions/18841625/pentaho-kettle-conveting-month-numeric-value-to-month-name


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