Apache Iceberg Table Maintenance Made Easier with OLake Fusion
OLake Fusion handles Apache Iceberg table maintenance for CDC tables: tiered compaction for small and delete files, health metrics and lower Spark cost.
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50% Cheaper Iceberg Compaction: OLake Fusion vs Spark
We benchmark Spark rewrite_data_files against OLake Fusion compaction on Apache Iceberg by running a full TPCH lineitem load from Postgres to GCP, applying 200k-record CDC batches every 2 minutes, and tracking TPC-H Query 6 performance, runtime, resource usage, and infrastructure cost.