February 2018
Intermediate to advanced
382 pages
11h 33m
English
Content preview from Redis 4.x Cookbook
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Leaderboards
With the help of the Sorted Set in Redis, we can easily implement a leaderboard. As we have shown in the Using the Sorted Set data type recipe in Chapter 2, Data Types we can create a Sorted Set of restaurants; the score of the Set is the user vote number. Therefore, the ZREVRANGE command returns restaurants by popularity. The same functionality can also be implemented in an RDBMS such as MySQL, but the SQL query will be much slower than Redis.
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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.