Automating data pipelines with Apache Airflow

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S U M M I T B E R L I N

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© 2022, Amazon Web Services, Inc. or its affiliates. All rights reserved. orchestration /ɔːkɪˈstreɪʃ(ə)n/ noun 1. the arrangement or scoring of music for orchestral performance. 2. the planning or coordination of the elements of a situation to produce a desired effect

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© 2022, Amazon Web Services, Inc. or its affiliates. All rights reserved. workflow /ˈwəːkfləʊ/ noun 1. the sequence of steps (tasks) involved in moving from the beginning to the end of a working process

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© 2022, Amazon Web Services, Inc. or its affiliates. All rights reserved. DAG from airflow import DAG default_args = { 'owner': 'airflow', 'depends_on_past': False, 'email': ['[email protected]'], 'email_on_failure': False, 'email_on_retry': False } DAG_ID = ‘daily_dw_ingest’ dag = DAG( dag_id=DAG_ID, default_args=default_args, description='First Apache Airflow DAG', schedule_interval=None, start_date=days_ago(2), tags=['devcon','demo'], ) dag_id=daily_dw_ingest

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© 2022, Amazon Web Services, Inc. or its affiliates. All rights reserved. Task move_file = BashOperator( task_id='move_current_file', bash_command="cd {work_dir} && mv {source_file} {destination_file}” dag=dag ) task_id=move_current_file

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© 2022, Amazon Web Services, Inc. or its affiliates. All rights reserved. Operators • Airbyte • Alibaba • Amazon • Apache Beam • Apache Cassandra • Apache Drill • Apache Druid • Apache HDFS • Apache Hive • Apache Kylin • Apache Livy • Apache Pig • Apache Pinot • Apache Spark • Apache Sqoop • Asana • Celery • IBM Cloudant • Kubernetes • Databricks • Datadog • Dingding • Discord • Docker • Elasticsearch • Exasol • Facebook • File Transfer Protocol (FTP) • Github • Google • gRPC • Hashicorp • Hypertext Transfer Protocol (HTTP) • Influx DB • Internet Message Access Protocol (IMAP) • Java Database Connectivity (JDBC) • Jenkins • Jira • Microsoft Azure • Microsoft PowerShell Remoting Protocol (PSRP) • Microsoft SQL Server (MSSQL) • Windows Remote Management (WinRM) • MongoDB • MySQL • Neo4J • ODBC • OpenFaaS • Opsgenie • Oracle • Pagerduty • Papermill • Plexus • PostgreSQL • Presto • Qubole • Redis • Salesforce • Samba • Segment • Sendgrid • SFTP • Singularity • Slack • Snowflake • SQLite • SSH • Tableau • Telegram • Trino • Vertica • Yandex • Zendesk

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© 2022, Amazon Web Services, Inc. or its affiliates. All rights reserved. Task from airflow import DAG from datetime import datetime from airflow.providers.amazon.aws.operators.ecs import ECSOperator default_args = { 'owner': 'ubuntu', 'start_date': datetime(2019, 8, 14), 'retry_delay': timedelta(seconds=60*60) } .. .. .. Task from airflow import DAG from datetime import datetime from airflow.providers.amazon.aws.operators.ecs import ECSOperator default_args = { 'owner': 'ubuntu', 'start_date': datetime(2019, 8, 14), 'retry_delay': timedelta(seconds=60*60) } .. .. .. Task from airflow import DAG from datetime import datetime from airflow.providers.amazon.aws.operators.ecs import ECSOperator default_args = { 'owner': 'ubuntu', 'start_date': datetime(2019, 8, 14), 'retry_delay': timedelta(seconds=60*60) } .. .. .. Task from airflow import DAG from datetime import datetime from airflow.providers.amazon.aws.operators.ecs import ECSOperator default_args = { 'owner': 'ubuntu', 'start_date': datetime(2019, 8, 14), 'retry_delay': timedelta(seconds=60*60) } .. .. .. Task from airflow import DAG from datetime import datetime from airflow.providers.amazon.aws.operators.ecs import ECSOperator default_args = { 'owner': 'ubuntu', 'start_date': datetime(2019, 8, 14), 'retry_delay': timedelta(seconds=60*60) } .. .. .. task_id=copy_data task_id=store_raw_data task_id=clean data task_id=process_data task_id=move_to_datawarehouse DAG from airflow import DAG default_args = { 'owner': 'airflow', 'depends_on_past': False, 'email': ['[email protected]'], 'email_on_failure': False, 'email_on_retry': False } DAG_ID = ‘daily_dw_ingest’ dag = DAG( dag_id=DAG_ID, default_args=default_args, description='First Apache Airflow DAG', schedule_interval=None, start_date=days_ago(2), tags=['devcon','demo'], ) Import python libraries Define standard settings Define workflow settings Define workflow name

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© 2022, Amazon Web Services, Inc. or its affiliates. All rights reserved. Control flow Task from airflow import DAG from datetime import datetime from airflow.providers.amazon.aws.operators.ecs import ECSOperator default_args = { 'owner': 'ubuntu', 'start_date': datetime(2019, 8, 14), 'retry_delay': timedelta(seconds=60*60) } .. .. .. Task from airflow import DAG from datetime import datetime from airflow.providers.amazon.aws.operators.ecs import ECSOperator default_args = { 'owner': 'ubuntu', 'start_date': datetime(2019, 8, 14), 'retry_delay': timedelta(seconds=60*60) } .. .. .. Task from airflow import DAG from datetime import datetime from airflow.providers.amazon.aws.operators.ecs import ECSOperator default_args = { 'owner': 'ubuntu', 'start_date': datetime(2019, 8, 14), 'retry_delay': timedelta(seconds=60*60) } .. .. .. Task from airflow import DAG from datetime import datetime from airflow.providers.amazon.aws.operators.ecs import ECSOperator default_args = { 'owner': 'ubuntu', 'start_date': datetime(2019, 8, 14), 'retry_delay': timedelta(seconds=60*60) } .. .. .. Task from airflow import DAG from datetime import datetime from airflow.providers.amazon.aws.operators.ecs import ECSOperator default_args = { 'owner': 'ubuntu', 'start_date': datetime(2019, 8, 14), 'retry_delay': timedelta(seconds=60*60) } .. .. .. task_id=copy_data task_id=store_raw_data task_id=clean_data task_id=process_data task_id=move_to_datawarehouse copy_data >> store_raw_data copy_data >> clean_data >> process_data >> move_to_datawarehouse copy_data.set_downstream ([store_raw_data]) copy_data.set_downstream ([clean_data,store_raw_data,move_to_datawarehouse]) Defining task dependencies

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© 2022, Amazon Web Services, Inc. or its affiliates. All rights reserved. Scheduling our Workflows (DAGs) dag = DAG( dag_id="daily_dw_ingest ", schedule_interval=None, start_date=datetime.datetime(2022, 2, 1), catchup=False, tags=["example"], ) schedule_interval schedule_interval="*/10 * * * *” – every 10 min schedule_interval="0 */2 * * *” – every 2 hours schedule_interval="0 */1 * * *" - every hour schedule_interval="*/5 * * * *” – every 5 mins **New** To provide more scheduling flexibility, determining when a DAG should run is now done with Timetables.

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© 2022, Amazon Web Services, Inc. or its affiliates. All rights reserved. Understanding how workflows (DAGs) run dag = DAG( dag_id="daily_dw_ingest ", schedule_interval="0 */1 * * *", start_date=datetime.datetime(2022, 2, 1), catchup=True, tags=["example"], ) Execution Date: 1st Feb, 2022, 01:00 Execution Date: 1st Feb, 2022, 02:00 Execution Date: 1st Feb, 2022, 03:00 …

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© 2022, Amazon Web Services, Inc. or its affiliates. All rights reserved. Building our data pipeline Source and copy data Merge and consolidate data Clean data Ingest into data lake Copy into our data warehouse

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© 2022, Amazon Web Services, Inc. or its affiliates. All rights reserved. VPC AWS Cloud Amazon Redshift Cluster / VPC Managed Service Use AWS Managed Workflows for Apache Airflow – a fully managed service for Apache Airflow

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© 2022, Amazon Web Services, Inc. or its affiliates. All rights reserved. Developing locally aws-mwaa-local-runner helps developers develop, debug, test and run workflows locally https://github.com/aws/aws-mwaa-local-runner

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© 2022, Amazon Web Services, Inc. or its affiliates. All rights reserved. Find out more about contributing The Apache Airflow community makes contributing to this project both a welcoming and straight forward experience. https://dev.to/aws

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© 2022, Amazon Web Services, Inc. or its affiliates. All rights reserved. Thank you! Ricardo Sueiras Developer Advocate for Open Source Amazon Web Services. https://www.linkedin.com/in/ricardosueiras @094459

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© 2022, Amazon Web Services, Inc. or its affiliates. All rights reserved. Deepen your skills with digital learning on demand Access 500+ free digital courses and Learning Plans Earn an industry-recognized credential AWS Skill Builder AWS Certifications Explore resources with a variety of skill levels and 16+ languages to meet your learning needs Join the AWS Certified community and get exclusive benefits Receive Foundational, Associate, Professional, and Specialty certifications Train now Access new exam guides © 2022, Amazon Web Services, Inc. or its affiliates. All rights reserved. Learn in-demand AWS Cloud skills

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