AWS Data Pipeline is no longer available to new customers. Existing customers of AWS Data Pipeline can continue to use the service as normal. [Learn more](https://aws.amazon.com/blogs/big-data/migrate-workloads-from-aws-data-pipeline/)

# Pipeline Object Reference
<a name="dp-pipeline-objects"></a>

You can use the following pipeline objects and components in your pipeline definition.

**Topics**
+ [Data Nodes](dp-object-datanodes.md)
+ [Activities](dp-object-activities.md)
+ [Resources](dp-object-resources.md)
+ [Preconditions](dp-object-preconditions.md)
+ [Databases](dp-object-databases.md)
+ [Data Formats](dp-object-dataformats.md)
+ [Actions](dp-object-actions.md)
+ [Schedule](dp-object-schedule.md)
+ [Utilities](dp-object-utilities.md)

**Note**  
For an example application that uses the AWS Data Pipeline Java SDK, see [Data Pipeline DynamoDB Export Java Sample](https://github.com/awslabs/data-pipeline-samples/tree/master/samples/DynamoDBExportJava) on GitHub.

The following is the object hierarchy for AWS Data Pipeline.

![AWS Data Pipeline object hierarchy](http://docs.aws.amazon.com/datapipeline/latest/DeveloperGuide/images/object_hierarchy.png)