March 2019
Beginner to intermediate
778 pages
34h 20m
English
Content preview from Building Google Cloud Platform Solutions
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Indexes
Datastore leverages Bigtable behind the scenes for all persistence needs. While Bigtable is incredibly performant in storing and retrieving structured data from extremely large tables, it does so by only supporting index scans for data retrieval. Because of this, every Datastore query and lookup ultimately falls back to some form of index scan as well. In order for Datastore to provide higher-level functionality such as complex queries, all queryable properties of an entity must therefore become an index in Bigtable.
Datastore creates indexes for all entities based on their ancestry path, kind, and name or ID. By default, all properties of an entity are also indexed, unless explicitly excluded from indexing. In order for Datastore ...
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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.