docs/liminal/executors/emr.md

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# emr executor

The `emr` executor allows you to run tasks on AWS EMR cluster.

```yaml
  - executor: my_emr_cluster
    type: emr
    cluser_name: liminal-cluster
```

## attributes

`cluster_name`: the name of the cluster uses by the executor

OR

`cluster_id`: the unique identifier of the cluster used by the executor.

`aws_conn_id`: a reference to the emr connection. default: `aws_default`

`cluster_states`: the cluster state filters to apply when searching for an existing cluster.
default: `['RUNNING', 'WAITING']`

`properties`: any attribute of [aws-resource-emr-step-properties](
https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-emr-step.html#aws-resource-emr-step-properties)
(Optional)

## supported task types
- [spark](../tasks/spark.md)
- [sql](../tasks/sql.md)