Leon Xiong

Title: The Innovative Contributions of Leon Xiong

Introduction

Leon Xiong is a prominent inventor based in Shanghai, China. He has made significant contributions to the field of data compression and indexing, holding a total of 3 patents. His work focuses on enhancing the efficiency of data processing systems, which is crucial in today's data-driven world.

Latest Patents

Leon Xiong's latest patents include methods, systems, and computer program products for decompressing data. One of his notable inventions involves obtaining an ordinal column number of columnar data to be accessed, which identifies the location of the columnar data in a corresponding uncompressed row. This method also determines a breakpoint value in a breakpoint field of the compressed row, indicating the end of a common prefix in the uncompressed row. Another significant patent is related to high-performance index creation, utilizing parallel query plans with repartitioning scans. This method involves extracting index key columns from data rows to build a set of index rows, which are then sorted and processed in parallel to create efficient sub-indexes.

Career Highlights

Leon Xiong is currently employed at Sybase, Inc., where he continues to innovate in the field of data management. His work has been instrumental in developing advanced techniques that improve data retrieval and storage efficiency.

Collaborations

Throughout his career, Leon has collaborated with notable colleagues, including Xu-Dong Qian and Peter J Schneider. These collaborations have further enriched his contributions to the field.

Conclusion

Leon Xiong's innovative work in data compression and indexing has made a significant impact on the technology landscape. His patents reflect a deep understanding of data management challenges and provide effective solutions for enhancing performance.