Gunnar Morling • 11/14/2023

Can Debezium Lose Events?

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This technical article addresses a key question from data engineering: Can Debezium lose change data capture (CDC) events? It explains Debezium's at-least-once guarantee and how event loss is a blocker bug. The discussion details operational scenarios where events might be missed due to transaction log retention limits in databases like MySQL, SQL Server, and PostgreSQL, including configuration parameters and replication slot behavior.

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#change data capture #Event Streaming #Debezium
Can Debezium Lose Events?

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