Apache Ambari Administration
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Create LZO Files

  1. Create LZO files as the output of the Hive query.

  2. Use lzo command utility or your custom Java to generate lzo.index for the .lzo files.

Hive Query Parameters

Prefix the query string with these parameters:

SET mapreduce.output.fileoutputformat.compress.codec=com.hadoop.compression.lzo.LzoCodec
SET hive.exec.compress.output=true
SET mapreduce.output.fileoutputformat.compress=true

For example:

hive -e "SET mapreduce.output.fileoutputformat.compress.codec=com.hadoop.compression.lzo.LzoCodec;SET hive.exec.compress.output=true;SET mapreduce.output.fileoutputformat.compress=true;"