I have a file on hdfs having size 11 gb. I want to split it into multiple files in 1 gb. How can I do that? My hadoop version is 2.7.3
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Why you want to split the file ? – Sandeep Singh Jul 26 '17 at 17:01
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Possible duplicate -https://stackoverflow.com/questions/29567139/how-to-divide-a-big-dataset-into-multiple-small-files-in-hadoop-in-an-efficient – Rahul Sharma Jul 26 '17 at 18:34
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`hdfs dfs -Ddfs.block.size=1G -put file` – philantrovert Jul 27 '17 at 09:15
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If you have spark, try below-
Below example splits input-file into 2 files:
spark-shell
scala> sc.textFile("/xyz-path/input-file",2).saveAsTextFile("/xyz-path/output-file")
Rahul Sharma
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