Documents Query processing

1. 5/2/20111Query Processing and OptimizationIntroduction•Users are expected to write ―efficient‖ queries. But they do notalways do that!–Users typically do not have…

Documents Department of Computer Science and Engineering, HKUST Slide 1 13-14. Query Processing and...

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…