Lakehouse Research Base

Aug 23, 2026 · Big Data

Apache Fluss Dual-Table Model: LogTable and PrimaryKeyTable Explained

This article details Apache Fluss's dual-table model where LogTable handles high-throughput append-only streaming with columnar storage while PrimaryKeyTable supports real-time updates, partial merges, and CDC changelogs via integrated RocksDB state storage, sharing unified tiering and lakehouse sinking.