July 2021
Beginner to intermediate
384 pages
9h 51m
English
Content preview from Data Lakes For Dummies
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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.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.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.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.
Chapter 14
Figuring Out If You Have a Data Swamp Instead of a Data Lake
IN THIS CHAPTER
Designing your data lake report card
Grading your raw data
Scoring data quality and governance
Checking your data lake speed limits
Deciding if your data lake has the right component architecture
Tabulating your results
Bad news: Your data lake is sinking, fast. Wait … how about this: Your data lake is taking on water?
Really bad metaphors aside, you have a big problem on your hands: Your data lake turned out to be nothing like what you expected it to be. Even worse, the data lake is nothing like the executives at your company envisioned when they approved the initiative and wrote the checks.
Now what?
The silver lining in that vicious thunderstorm shooting lightning bolts all around your data lake (finally, a metaphor that makes sense!) is that you really can turn things around. You start by putting ...
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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.