August 2017
Beginner to intermediate
278 pages
6h 40m
English
book
Building Data Streaming Applications with Apache Kafka
by Chanchal Singh, Manisha Sethi, Manish Kumar, Anshul Joshi
Content preview from Building Data Streaming Applications with Apache Kafka
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Producer object and ProducerRecord object
Producer accepts the ProducerRecord object to send records to the .ProducerRecord topic. It contains a topic name, partition number, timestamp, key, and value. Partition number, timestamp, and key are optional parameters, but the topic to which data will be sent and value that contains the data is mandatory.
- If the partition number is specified, then the specified partition will be used when sending the record
- If the partition is not specified but a key is specified, a partition will be chosen using a hash of the key
- If both key and partition are not specified, a partition will be assigned in a round-robin fashion
Here is the producerRecord in Java:
ProducerRecord producerRecord = new ProducerRecord ...
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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.
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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.