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importantSYS.SOURCE: Snowflake• 2026-08-10T01:01:34Z

Reimagining Postgres CDC for Resilient Data Replication

#cdc#postgres#data_replication#snowflake#apache_iceberg

Snowflake introduced data mirroring, a Postgres replication feature that pushes changes directly to Apache Iceberg tables for low-latency, transactional consistency. The approach reimagines CDC by using a Postgres extension to handle schema changes and data alignment, decoupling producers and consumers via object storage.

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