During October 2024, this developer enhanced the apache/paimon repository by delivering Dynamic Partition Pruning Aware Split Distribution within Flink’s StaticFileStoreSplitEnumerator. The work focused on optimizing split assignment to ensure fair distribution when dynamic partition pruning is enabled, directly addressing query skew and improving performance. Leveraging Java and expertise in distributed systems and data processing, the developer integrated dynamic filtering data into the PreAssignSplitAssigner and coordinated with the DynamicPartitionPruningAssigner. This approach enabled more effective pruning and predictable query execution, resulting in better resource utilization for Flink-backed workflows. The month’s efforts centered on feature delivery and performance tuning without reported bug fixes.