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Technical Perspective: Relational Query Optimization: Data Management Meets Statistical Estimation

By Surajit Chaudhuri

Communications of the ACM, Vol. 52 No. 10, Page 86

Relational systems have made it possible to query large collections of data in a declarative style through languages such as SQL. There is a key component that is needed to support this declarative style of programming and that is the query optimizer.

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