Source code for airflow.providers.apache.druid.example_dags.example_druid_dag

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"""
Example Airflow DAG to submit Apache Druid json index file using `DruidOperator`
"""
from datetime import datetime

from airflow.models import DAG
from airflow.providers.apache.druid.operators.druid import DruidOperator

with DAG(
    dag_id='example_druid_operator',
    schedule_interval=None,
    start_date=datetime(2021, 1, 1),
    catchup=False,
    tags=['example'],
) as dag:
    # [START howto_operator_druid_submit]
    submit_job = DruidOperator(task_id='spark_submit_job', json_index_file='json_index.json')
    # Example content of json_index.json:
    JSON_INDEX_STR = """
        {
            "type": "index_hadoop",
            "datasource": "datasource_prd",
            "spec": {
                "dataSchema": {
                    "granularitySpec": {
                        "intervals": ["2021-09-01/2021-09-02"]
                    }
                }
            }
        }
    """
    # [END howto_operator_druid_submit]