# David DeWitt

> American computer scientist

**Wikidata**: [Q5232889](https://www.wikidata.org/wiki/Q5232889)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/David_DeWitt)  
**Source**: https://4ort.xyz/entity/david-dewitt

## Summary
David DeWitt is an American computer scientist known for his pioneering work in database systems and query optimization. He is a member of the National Academy of Engineering and has received numerous awards for his contributions to computer science, including the ACM Software System Award and the IEEE Emanuel R. Piore Award.

## Biography
- Born: 1948, United States
- Nationality: United States
- Education: University of Michigan (doctoral advisor: William Ewing Riddle)
- Known for: Advancements in database systems, query optimization, and parallel processing
- Employer(s): Massachusetts Institute of Technology (MIT)
- Field(s): Computer science, database systems

## Contributions
David DeWitt has made significant contributions to the field of database systems. His work includes the development of the Gamma database machine, which was one of the first parallel database systems. He has also contributed to the development of the Shore storage manager and the Wisconsin Benchmark, which are widely used in database research. DeWitt's research has focused on query optimization, parallel processing, and the performance of database systems. His work has been influential in both academia and industry, leading to improvements in the efficiency and scalability of database systems.

## FAQs
### Q: What is David DeWitt known for?
A: David DeWitt is known for his pioneering work in database systems, particularly in the areas of query optimization and parallel processing. He has made significant contributions to the development of parallel database systems and performance benchmarks.

### Q: Where did David DeWitt study?
A: David DeWitt studied at the University of Michigan, where he earned his doctorate under the supervision of William Ewing Riddle.

### Q: What awards has David DeWitt received?
A: David DeWitt has received several prestigious awards, including the ACM Software System Award (2008), the IEEE Emanuel R. Piore Award (2009), and the SIGMOD Edgar F. Codd Innovations Award (1995). He was also named an ACM Fellow in 1995.

### Q: What is David DeWitt's current affiliation?
A: David DeWitt is affiliated with the Massachusetts Institute of Technology (MIT).

### Q: Who are some of David DeWitt's notable doctoral students?
A: Some of David DeWitt's notable doctoral students include Anastasia Ailamaki, Navin Kabra, and Setrag Khoshafian, among others.

## Why They Matter
David DeWitt's work has had a profound impact on the field of database systems. His research on parallel processing and query optimization has led to significant improvements in the performance and scalability of database systems. His contributions have influenced both academic research and industry practices, making database systems more efficient and capable of handling large-scale data. DeWitt's work has also inspired and mentored numerous researchers and students, further extending his impact on the field.

## Notable For
- Member of the National Academy of Engineering (inducted in 1998)
- Recipient of the ACM Software System Award (2008)
- Recipient of the IEEE Emanuel R. Piore Award (2009)
- Recipient of the SIGMOD Edgar F. Codd Innovations Award (1995)
- ACM Fellow (inducted in 1995)

## Body
### Early Life and Education
David DeWitt was born in 1948 in the United States. He earned his doctorate from the University of Michigan, where he was advised by William Ewing Riddle.

### Career and Research
DeWitt has made significant contributions to the field of database systems. His work includes the development of the Gamma database machine, which was one of the first parallel database systems. He has also contributed to the development of the Shore storage manager and the Wisconsin Benchmark, which are widely used in database research.

### Awards and Honors
DeWitt has received numerous awards for his contributions to computer science, including the ACM Software System Award (2008), the IEEE Emanuel R. Piore Award (2009), and the SIGMOD Edgar F. Codd Innovations Award (1995). He was also named an ACM Fellow in 1995 and was inducted into the National Academy of Engineering in 1998.

### Affiliations and Memberships
DeWitt is affiliated with the Massachusetts Institute of Technology (MIT). He is also a member of the National Academy of Engineering and the Association for Computing Machinery (ACM).

### Notable Students
DeWitt has mentored numerous doctoral students, including Anastasia Ailamaki, Navin Kabra, Setrag Khoshafian, Johan Larson, Jie-Bing Yu, Jianjun Chen, Neoklis Polyzotis, Feng Tian, and Daniel Lieuwen.

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## References

1. Mathematics Genealogy Project
2. [Source](http://ieee.org/documents/piore_rl.pdf)
3. [Source](https://awards.acm.org/award-recipients/dewitt_1251768)
4. [Source](https://sigmod.org/sigmod-awards/people/david-dewitt/)
5. [Source](https://awards.acm.org/fellows/award-recipients)
6. CiNii Research
7. [Dr. David J. DeWitt](https://www.nae.edu/30334/wd)
8. Virtual International Authority File
9. National Library of Israel Names and Subjects Authority File