Hiromi Masuda

Title: Hiromi Masuda: Innovator in Database Management Solutions

Introduction

Hiromi Masuda is a notable inventor based in Osaka, Japan. She has made significant contributions to the field of database management systems, holding 2 patents that showcase her innovative approach to solving complex problems in transaction control and disaster recovery.

Latest Patents

One of her latest patents is titled "Controlling execution of transactions." This invention involves a requester that includes a business process history database containing recorded GBPIDs, input messages, and provider names. Each provider maintains a log database that records log data, including DBPIDs and images prior to updates. The requester utilizes an UNDO information creator and a REDO information creator to generate necessary information for the provider responsible for the business process after modifications. Additionally, the provider employs an UNDO processor and a REDO processor to execute the respective processes based on the log database.

Another significant patent is "Database disaster remote site recovery." This integrated database management system solution is designed to recover the primary site database by maintaining a shadow copy of the primary site's database data and logs at a remote site. Both the primary and remote site DBMS support a write-ahead logging protocol, ensuring that log records are written before database updates are applied. The remote site serves dual functions as a "tracker" DBMS and a "take-over" DBMS, maintaining a shadow copy and facilitating updates during unplanned disasters.

Career Highlights

Hiromi Masuda is currently employed at International Business Machines Corporation (IBM), where she continues to develop innovative solutions in database management. Her work has significantly impacted the efficiency and reliability of database systems.

Collaborations

Throughout her career, Hiromi has collaborated with notable colleagues, including Jack R. Shedden and James Zu-Chia Teng. These collaborations have further enriched her contributions to the field.

Conclusion

Hiromi Masuda's innovative patents and her role at IBM highlight her significant impact on database management solutions. Her work continues to influence the industry, showcasing the importance of innovation in technology.