December 2017
Beginner to intermediate
500 pages
12h 10m
English
book
Learning Pentaho Data Integration 8 CE - Third Edition
by Dan Keeley, Diethard Steiner, María Carina Roldán, Miguel Gaspar, Pablo Castagnaro, Paula Clemente, Paulo Alexandre de Oliveira Rodrigues Pires
Content preview from Learning Pentaho Data Integration 8 CE - Third Edition
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Working with strings
For any string, there are many transformations that you can apply to it, for example:
- Extracting part of the string
- Removing leading spaces
- Converting to uppercase
PDI offers several ways to do this. It's also common to find more than one step that can be used for the same purpose. The following table summarizes the most common PDI steps used to operate on String fields:
|
PDI step |
Step description |
|
Calculator |
With the Calculator step, it is possible to apply several transformations on strings including converting to upper and lowercase and removing special characters. You can also use the Calculator to concatenate two or three strings using the operations A+B and A+B+C respectively. |
|
String Operations |
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.