Ambari Reference Guide
Also available as:
PDF
loading table of contents...

Write Custom Java to Create LZO Files

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

  2. Write custom Java code to

    • convert Hive query generated text files to .lzo files

    • generate lzo.index files for the .lzo files

Hive Query Parameters

Prefix the query string with these parameters:

SET hive.exec.compress.output=false 
SET mapreduce.output.fileoutputformat.compress=false

For example:

hive -e "SET hive.exec.compress.output=false;SET mapreduce.output.fileoutputformat.compress=false;<query-string>"