Mike Stonebraker

1
Mike Stonebrakers Two Bullets

• Michael Stonebraker
• Adjunct Professor
• Massachusetts Institute of Technology
• (stonebraker_at_lcs.mit.edu)

2
Bullet 1 Semantic Heterogeneity

• Achilles heel of data warehouse projects
• And information integration
• And soon of web services
• Easy part is euros to/from dollars
• Harder is French salary to/from U.S. salary
• Hardest is latex gloves to/from rubber hand
  protectors

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Bullet 1 Semantic Heterogeneity

• Worked on ever since I have been an adult
• With little progress
• At some point we need to work on the important
  stuff..

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Bullet 2 Google for Structured Data

• What is the current temperature in Lowell?
• Is Flight 214 on time?
• Where can I buy pocket protectors?

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Bullet 2 Google for Structured Data

• Data model
• Not likely to be text
• Query language
• NL doesnt work (and wont anytime soon)
• Integration of 10 6 sites
• Semantic heterogeneity
• Site finding --UDDI is a start
• Scalability -- 106 gateways?