March 2018
Beginner to intermediate
514 pages
13h 11m
English
book
Mastering Qlik Sense
by Ralf Becher, Karl Pover, Jason Michaelides, Dilyana Ivanova, David Alcobero, Martin Mahler, Juan Ignacio Vitantonio
Content preview from Mastering Qlik Sense
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Fact tables
Fact tables are the heart of your star schema. They are the centerpiece. Without a fact table, you don't have a model; that's why it is very important that you get the facts right from the beginning.
Fact tables represent measurements, or metrics, within your business scope. You can have one or many fact tables, depending on your requirements. When we say fact table, you should think about measurable things, such as sales, quantities, prices, and so on. The fact table will also contain foreign keys to your dimensions.
Foreign keys within the fact table allow linking the data to the dimensions. A primary key in a dimension is a foreign key in the fact table.
A table key univocally identifies one row within a table. When there are ...
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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.