
Apache Iceberg Multi-Engine Architecture: Spark, Trino, Snowflake, Athena on the Same Tables
How production Iceberg lakehouses run Spark, Trino, Snowflake, Athena, Flink, and DuckDB on the same tables — covering engine decoupling, write isolation, conflict resolution, catalog coordination, read path optimization, query routing, cross-engine governance, and the control plane that ties it together.



