January 2019
Beginner to intermediate
154 pages
4h 31m
English
Content preview from Apache Spark Quick Start Guide
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Spark SQL
Spark SQL is an abstraction of data using SchemaRDD, which allows you to define datasets with schema and then query datasets using SQL. To start with, you just have to type spark-sql in the Terminal with Spark installed. This will open a Spark shell for you.
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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.
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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.