November 2014
Beginner to intermediate
326 pages
7h 4m
English
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HBase filters
As the name suggests, filter means to extract or take out only required data and discard useless or excess data. HBase provides a good number of filters, which we can use in get and scan operations to extract or fetch only the needed data from HBase, preventing scanning-not-required data.
HBase filters are a powerful feature that can greatly enhance effectiveness while working with data stored in tables. The two read functions for HBase, get() and scan(), support direct access to data and the use of a start and end key, respectively. We can limit the data retrieved by adding limiting selectors to the HBase query. These include column families, column qualifiers, timestamps, ranges, and version numbers.
We can represent HBase filter ...
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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.