offline edits viewer


HDFS Offline Edits Viewer Tool – oev 1

HDFS OEV Tool Similar to Offline Image Viewer (oiv), Hadoop also provides viewer tool for edits log files since these are also not in human-readable format. This is called as HDFS Offline Edits Viewer (oev) tool. This tool doesn’t require HDFS to be running and it can run in offline entirely. oev supports both binary (native binary format that Hadoop uses internally) and XML input formats for parsing and provides output in […]


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I have attended Siva’s Spark and Scala training. He is good in presentation skills and explaining technical concepts easily to everyone in the group. He is having excellent real time experience and provided enough use cases to understand each concepts. Duration of the course and time management is awesome. Happy that I found a right person on time to learn Spark. Thanks Siva!!!

Dharmeswaran ETL / Hadoop Developer Spark Nov 2016 September 21, 2017

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