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Slide 1 1 Query Processing Two-Pass Algorithms Source: our textbook Slide 2 2 Nested-Loop Joins Another helpful primitive. Main idea to join relations R and S: for each tuple…

Query Processing Two-Pass Algorithms Source: our textbook Nested-Loop Joins Another helpful primitive. Main idea to join relations R and S: for each tuple s in S do for each…

13-14. Query Processing and Optimization Introduction Users are expected to write “efficient” queries. But they do not always do that! Users typically do not have enough…

System Development Through Meta-modeling System Development Through Meta-modeling Concepts for the development of complex, distributed, heterogeneous, systems using (meta-)…