July 2017
Intermediate to advanced
456 pages
11h 32m
English
Content preview from Mastering Drupal 8
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Query aggregation
Views can be used to not only provide lists of contents, but also to provide aggregate functions on that content as well. You can enable aggregation by clicking on the No link next to the Use aggregation label, selecting the checkbox labeled Aggregate, and then saving either all displays or only the current display. Once you enable aggregation, all fields, filters, and sorting criteria gain a link next to them to set Aggregation settings.
Aggregation settings for fields
Views allows you to perform grouping, counts, sums, minimum, maximum, standard deviation, and so on on any of these fields. Views leverages the database's ...
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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.