Partition Stats: Enhancing Column Stats in Hudi 1.0

For those tracking Apache Hudi’s performance enhancements, the introduction of the column stats index was a significant development, as detailed in this blog. It represented a major advancement for query optimization by implementing a straightforward yet highly effective concept: storing lightweight, file-level statistics (such as min/max values and null counts) for specific columns. This provided Hudi’s query engine a substantial performance improvement.