Systems Analysis and Design in a Changing World 7th Edition by John W. Satzinger, Robert B. Jackson, Stephen D. Burd Test bank| Reviewed/Updated for 2021<ALL Chapters Included-Ch1-14<Online Chapter A,B,C-248 pages of Questions.

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EECS 484 Database Management Systems

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Q1.1 [2 points] Given the above schema and no information on data sizes, select the plans that are valid left-deep plans for the query (avoid plans that cause a join to degenerate into a cross-pr ... oduct) from the given plans in the Google Form where you are filling in the answers. Q1.2 [30 points] Consider the following plan for the questions that follow later in this problem. This plan only shows the Join operators. Assume that selections and projects are applied on the edges as appropriate so that projections and selections are moved inside to reduce table sizes as much as possible prior to doing any joins. [Show More]

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