Sigitas Bigelis

Title: Sigitas Bigelis: Innovator in Connection Pooling Management

Introduction

Sigitas Bigelis is a notable inventor based in San Jose, CA. He has made significant contributions to the field of connection pooling management, holding 2 patents that enhance the efficiency of database interactions. His work is primarily associated with International Business Machines Corporation (IBM), where he continues to innovate.

Latest Patents

One of his latest patents is titled "Heterogeneous architecture in pooling management." This invention presents a method, system, and computer program product for managing a heterogeneous connection pooling structure. The architecture allows connections with different attributes to share the same connection pool, optimizing resource usage. An application can request a connection based on specific data source properties, and if a cached connection is available, it is automatically selected for reuse. This process includes a connection reuse protocol and a statement reuse protocol to ensure efficient interaction between applications and database servers.

Another significant patent by Bigelis is the "Method and system for efficient retrieval of data of large or unknown length by a native application program." This invention focuses on efficient memory allocation during database retrieval. It employs a technique that allocates memory portions of varying sizes to accommodate data items of indeterminate length. The process involves a series of fetch operations, including a FETCH CONTINUE instruction, to ensure complete data retrieval.

Career Highlights

Throughout his career, Sigitas Bigelis has demonstrated a commitment to advancing technology in database management. His work at IBM has positioned him as a key player in developing innovative solutions that address complex challenges in data handling.

Collaborations

He has collaborated with talented coworkers, including Sherry X Guo and Bilung Lee, contributing to a dynamic and innovative work environment.

Conclusion

Sigitas Bigelis is a distinguished inventor whose contributions to connection pooling management have significantly impacted the field of database technology. His patents reflect a deep understanding of the complexities involved in data retrieval and management, showcasing his innovative spirit and dedication to excellence.