Xu-Dong Qian

Title: Innovations of Xu-Dong Qian

Introduction

Xu-Dong Qian is a notable inventor based in Shanghai, China. He has made significant contributions to the field of database management systems, holding a total of 6 patents. His work focuses on enhancing the efficiency and performance of database operations.

Latest Patents

Xu-Dong Qian's latest patents include a "Column loadable and page loadable load unit recommendation system." This invention provides systems, methods, and devices for offering load unit recommendations. The method involves monitoring queries executed by a database management system, determining the access frequency of database objects, and generating sorted elements based on relative access counter information. This allows for efficient loading of database objects into main memory.

Another significant patent is the "Index page with latch-free access." This invention enables read queries to access an index page without the need for latches. The processor receives requests from read queries and locates updates prepended to the index page. It then generates a local offset table that allows for efficient access to records of the index page.

Career Highlights

Throughout his career, Xu-Dong Qian has worked with prominent companies such as Sybase, Inc. and SAP SE. His experience in these organizations has contributed to his expertise in database technologies and innovations.

Collaborations

Xu-Dong Qian has collaborated with notable colleagues, including Leon Xiong and ZhiPing Xiong. These partnerships have likely fostered a creative environment for innovation and development in their respective fields.

Conclusion

Xu-Dong Qian's contributions to database management systems through his patents and career experiences highlight his role as a significant inventor in the technology sector. His work continues to influence advancements in database efficiency and performance.