December 2018
Beginner to intermediate
786 pages
17h 4m
English
book
QlikView: Advanced Data Visualization
by Miguel Angel Garcia, Barry Harmsen, Stephen Redmond, Karl Pover
Content preview from QlikView: Advanced Data VisualizationBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Understanding why you should use an ETL approach
Hopefully, from the preceding section, you might start to see why the majority of expert QlikView developers use some kind of an ETL approach to data loading using QVDs.
There are several advantages to using an ETL approach to just load all the data directly from data sources, such as:
- Speeding up overall data loading and reducing of load on database servers by archiving data to QVD
- Reusing extracted data in multiple documents
- Applying common business rules across multiple documents: one version of the truth
- Creating conformed dimensions across multiple business processes, supporting a dimensional modeling approach
- Provisioning a data layer that allows QlikView users to self-serve, without it being necessary ...
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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.