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Supporting top-k join queries in relational databases

Supporting top-k join queries in relational databases. Ihab Ilyas, Walid Aref, Ahmed Elmagarmid Presented by Jing Chen. 1. Motivation. Select A.1, B.2 From A, B, C Where A.1=B.1 and B.2 = C.2 Order By (0.3*A.1 + 0.7*B.2) Stop After 5. Traditional Joins. Nested Loop Merge Join

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T report j1 - PowerPoint PPT Presentation

Supporting top-k join queries in relational databases