September 2018
Beginner
224 pages
4h 46m
English
Content preview from Redash v5 Quick Start Guide
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Connecting to Data Sources
To start querying your data, you first need to connect to a Data Source, as mentioned in brief in Chapter 3, Creating and Visualizing your First Query. The Data Source is where the data resides.
It can be a traditional database, .csv file, a brand new fancy NoSQL store, or even an existing query result!
Redash allows you to create running queries on top of all of them.
Please note that the terminology might be a bit confusing since, when saying Data Source, we might mean both the Data Source itself (not inside Redash, for example, an ElasticSearch cluster), and the Redash Data Source, which represents the connection from within Redash to the external Data Source. The surrounding context should help with overcoming ...
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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.