February 2019
Beginner to intermediate
544 pages
14h 36m
English
Content preview from Mastering Hadoop 3
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Flume interceptor
Flume interceptors are intermediate components between Flume source and channel. The events that are produced by Flume can be modified or filtered by the interceptor. The number of events as output will always be equal or less than the number of events consumed by the interceptor. You can have a chain of interceptors to modify or filter out original events before each reaches to the target channel. You can also use interceptor to select channels for events coming from the same source based on certain conditions. Apache Flume already has a few common interceptors built in. Let's look into few of them one by one. Later in this section, we will also cover how you can write your customize interceptor using Apache Flume APIs. ...
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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.