jdbc_queries

Example DAG demonstrating the usage of the BashOperator.

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"""Example DAG demonstrating the usage of the JdbcOperator."""
from datetime import timedelta
from airflow import DAG
from airflow.operators.dummy import DummyOperator
from airflow.providers.jdbc.operators.jdbc import JdbcOperator
from airflow.utils.dates import days_ago
args = {
'owner': 'airflow',
}
with DAG(
dag_id='example_jdbc_operator',
default_args=args,
schedule_interval='0 0 * * *',
start_date=days_ago(2),
dagrun_timeout=timedelta(minutes=60),
tags=['example'],
) as dag:
run_this_last = DummyOperator(
task_id='run_this_last',
dag=dag,
)
# [START howto_operator_jdbc_template]
delete_data = JdbcOperator(
task_id='delete_data',
sql='delete from my_schema.my_table where dt = {{ ds }}',
jdbc_conn_id='my_jdbc_connection',
autocommit=True,
dag=dag,
)
# [END howto_operator_jdbc_template]
# [START howto_operator_jdbc]
insert_data = JdbcOperator(
task_id='insert_data',
sql='insert into my_schema.my_table select dt, value from my_schema.source_data',
jdbc_conn_id='my_jdbc_connection',
autocommit=True,
dag=dag,
)
# [END howto_operator_jdbc]
delete_data >> insert_data >> run_this_last
Last Updated by ashbashb