Apache Airflow DAG Patterns Production-ready patterns for Apache Airflow including DAG design, operators, sensors, testing, and deployment strategies. When to Use This Skill - Creating data pipeline orchestration with Airflow - Designing DAG structures and dependencies - Implementing custom operators and sensors - Testing Airflow DAGs locally - Setting up Airflow in production - Debugging failed DAG runs Core Concepts 1. DAG Design Principles | Principle | Description | | --------------- | ----------------------------------- | | Idempotent | Running twice produces same result | | Atomic | Tas…