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HadoopPig step

Apache PIG scripts can be integrated as tasks in order to transform datasets created by other Hadoop jobs in a SQL like style.

Parameters

Parameter Required Description
pig yes
params no

Examples

The following example shows how to integrate a pig script:

id: hadoop-pig-example
name: Hadoop PIG Example
version: 1.0
workflow:
  steps:
    - name: Running pig script
      pig: filter_results.pig
      params: -param input=$hdfs_input
              -param output=$hdfs_output
  inputs:
    - id: hdfs_input
      description: HDFS-Input
      type: hdfs_folder
  outputs:
    - id: hdfs_output
      description: HDFS-Output
      type: hdfs_folder