Demai Ni

Title: Demai Ni: Innovator in Query Optimization

Introduction

Demai Ni is a notable inventor based in Davis, CA (US). He has made significant contributions to the field of query optimization, holding a total of 3 patents. His work focuses on enhancing the efficiency of database queries, which is crucial in today's data-driven world.

Latest Patents

One of Demai Ni's latest patents is titled "Cost-based subquery correlation and decorrelation." This patent provides techniques that determine whether a query includes at least one subquery that may be correlated or decorrelated. An internal representation of the query is generated, which represents the subquery in both correlated and decorrelated forms. This internal representation includes at least one virtual table, showcasing the innovative approach taken by Ni in optimizing query performance.

Career Highlights

Demai Ni is currently associated with International Business Machines Corporation (IBM), a leading technology company known for its advancements in computing and data management. His work at IBM has allowed him to further develop his expertise in query optimization and contribute to the company's innovative projects.

Collaborations

Throughout his career, Demai Ni has collaborated with esteemed colleagues such as Yao-Ching Stephen Chen and Irene Ching-Hua Liu. These collaborations have fostered a creative environment that has led to the development of groundbreaking technologies in the field of database management.

Conclusion

Demai Ni's contributions to query optimization through his patents and work at IBM highlight his role as a significant innovator in the technology sector. His efforts continue to influence the efficiency of data processing and management.