Discussion : Info sharing across private DBs
6
INFORMATION SHARING ACROSS PRIVATE DATABASES (AGRAWAL ET. AL, SIGMOD ‘03) Discussion Leader : Dhruv Gairola Dr. Fei Chiang
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Transcript of Discussion : Info sharing across private DBs
![Page 1: Discussion : Info sharing across private DBs](https://reader036.fdocuments.net/reader036/viewer/2022071813/55a2d84c1a28ab887d8b462e/html5/thumbnails/1.jpg)
INFORMATION SHARING
ACROSS PRIVATE
DATABASES (AGRAWAL ET. AL, SIGMOD ‘03)
Discussion Leader : Dhruv GairolaDr. Fei
Chiang
![Page 2: Discussion : Info sharing across private DBs](https://reader036.fdocuments.net/reader036/viewer/2022071813/55a2d84c1a28ab887d8b462e/html5/thumbnails/2.jpg)
General Questions
What did you enjoy? What didn’t you enjoy?
Why is security important?
What’s wrong with using Trusted Third
Parties?
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Intersection (INNER JOIN)
![Page 4: Discussion : Info sharing across private DBs](https://reader036.fdocuments.net/reader036/viewer/2022071813/55a2d84c1a28ab887d8b462e/html5/thumbnails/4.jpg)
Equijoin (LEFT OUTER JOIN)
Intersection vs
Equijoin?
![Page 5: Discussion : Info sharing across private DBs](https://reader036.fdocuments.net/reader036/viewer/2022071813/55a2d84c1a28ab887d8b462e/html5/thumbnails/5.jpg)
General Questions
Did you like the proofs?
Why are proofs (correctness and security)
important in security?
Did you like the cost analysis section?
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THANK
YOU