Company Filing History:
Years Active: 2009-2012
Title: The Innovations of Pekka Kostamaa
Introduction
Pekka Kostamaa is a notable inventor based in Santa Monica, California. He has made significant contributions to the field of data management and processing, holding a total of four patents. His work focuses on improving the efficiency of parallel join operations in data systems.
Latest Patents
Kostamaa's latest patents include a "System, method, and computer-readable medium for partial redistribution, partial duplication of rows of parallel join operation on skewed data." This invention facilitates the management of data skew during parallel join operations by distributing portions of tables among multiple processing modules. Each module is equipped with a list of skewed values, allowing for efficient scanning and comparison of join columns. Rows with non-skewed values are redistributed, while skewed values are maintained locally.
Another significant patent is the "System, method, and computer-readable medium for dynamic detection and management of data skew in parallel join operations." This invention detects when a processing module receives an excessive number of redistributed rows, identifying it as a hot processing module. The system then terminates redistribution to this module and manages the skewed data accordingly, ensuring efficient completion of join operations.
Career Highlights
Kostamaa has worked with prominent companies such as Teradata US, Inc. and Teradata Corporation. His experience in these organizations has allowed him to develop and refine his innovative ideas in data processing and management.
Collaborations
Throughout his career, Kostamaa has collaborated with talented individuals, including Yu Xu and Bhashyam Ramesh. These partnerships have contributed to the advancement of his inventions and the successful implementation of his ideas.
Conclusion
Pekka Kostamaa's contributions to the field of data management through his innovative patents demonstrate his expertise and commitment to improving technology. His work continues to influence the efficiency of data processing systems today.
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