com.google.cloud.dataflow.examples

Class JoinExamples

java.lang.Object

com.google.cloud.dataflow.examples.JoinExamples

public class JoinExamples
extends java.lang.Object

This example shows how to do a join on two collections. It uses a sample of the GDELT 'world event' data (http://goo.gl/OB6oin), joining the event 'action' country code against a table that maps country codes to country names.

Concepts: Join operation; multiple input sources.

To execute this pipeline locally, specify general pipeline configuration: --project= and a local output file or output prefix on GCS: --output=[ | gs://

]

To execute this pipeline using the Dataflow service, specify pipeline configuration: --project= --stagingLocation=gs:// --runner=BlockingDataflowPipelineRunner and an output prefix on GCS: --output=gs://

Constructor Summary

Constructors

Constructor and Description
JoinExamples()

Method Summary

Methods

Modifier and Type	Method and Description
static void	main(java.lang.String[] args)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

JoinExamples

public JoinExamples()

Method Detail

main

public static void main(java.lang.String[] args)
                 throws java.lang.Exception

Throws:

java.lang.Exception