Regina J Liu

Title: Innovations by Regina J Liu

Introduction

Regina J Liu is a prominent inventor based in San Jose, California. She has made significant contributions to the field of database management systems, holding a total of seven patents. Her work focuses on enhancing data availability and recovery processes in relational databases.

Latest Patents

One of her latest patents is titled "Dropping columns from a table with minimized unavailability." This invention addresses the process of dropping columns in a table while ensuring data availability. It involves executing a statement to drop a specified column and deferring the application of this statement until a reorganization of the current data set occurs. The reorganization includes updating column numbers, loading data rows into a shadow data set, and applying concurrent changes to the table.

Another notable patent is "Point in time recovery support for pending schema definition changes." This invention allows for the recovery of data to a point in time before any pending definition changes are materialized in a relational database management system. It involves saving original database schema attributes as point-in-time metadata until the definition changes are finalized.

Career Highlights

Regina J Liu is currently employed at International Business Machines Corporation, commonly known as IBM. Her role at IBM has allowed her to work on cutting-edge technologies and contribute to advancements in database management.

Collaborations

Throughout her career, Regina has collaborated with notable colleagues, including Craig Alan Friske and Binghui Zhong. These collaborations have further enriched her work and contributed to the development of innovative solutions in her field.

Conclusion

Regina J Liu's contributions to database management through her patents demonstrate her expertise and commitment to innovation. Her work continues to influence the way data is managed and recovered in modern systems.