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| ====== INFO-H-417 : Database Systems Architecture ====== | ====== INFO-H-417 : Database Systems Architecture ====== | ||
| - | <note warning>There will be **no** exercise session on wednesday 18/10 and 25/10, in contrast to what is indicated on gehol.</note> | + | <note tip> The written exam of INFOH417 is planned on monday, 15 january 2018 from 14h30-18h00 in room S.UD2.120. The exam is closed book. |
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| + | To help you in preparing for the exam, a prior exam and its solution is now available: {{:teaching:infoh417:ex-2016-s1-sol.pdf|prior exam}}</note> | ||
| ===== GENERAL INFORMATION ===== | ===== GENERAL INFORMATION ===== | ||
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| * During lecture 7 ({{:teaching:infoh417:slides-lect7.pdf|slides}}), we study the problems that occur when translating a logical query plan into an (optimal) physical query plan (i.e., estimating the sizes of subresults and join ordering). The details can be found in Chapter 16 (Sections 16.4 until 16.8, pages 792-839 in the international edition or pages 780-827 in the new international edition). | * During lecture 7 ({{:teaching:infoh417:slides-lect7.pdf|slides}}), we study the problems that occur when translating a logical query plan into an (optimal) physical query plan (i.e., estimating the sizes of subresults and join ordering). The details can be found in Chapter 16 (Sections 16.4 until 16.8, pages 792-839 in the international edition or pages 780-827 in the new international edition). | ||
| - | * You are expected to solve exercise 2 of the {{:teaching:infoh417:04-costbasedsel-ex.pdf|cost-based plan selection exercises}} by the exercises session of **November 24**. | + | * You are expected to solve exercise 2 of the {{:teaching:infoh417:04-costbasedsel-ex.pdf|cost-based plan selection exercises}} by the exercises session of **November 24**. The solutions {{:teaching:infoh417:04-costbasedsel-sol-slides.pdf|are online}}. |
| ==== Lecture 8: Coping with System Failures ==== | ==== Lecture 8: Coping with System Failures ==== | ||