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Apache Airflow XComs: Limits, Patterns, and Practical Workarounds
Apache Airflow XComs excel at passing small metadata between tasks, but hitting the 48KB database limit forces a choice: switch to the claim-check pattern or risk scheduler slowdown. Here's how to decide and diagnose.
apache-airflowxcom-mechanismworkflow-orchestrationTasadduq Burneyowner35.8K rep · 24 Nov 2025, 08:05 UTC