mds:dsd:start
Differenze
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| Entrambe le parti precedenti la revisioneRevisione precedenteProssima revisione | Revisione precedente | ||
| mds:dsd:start [13/11/2025 alle 20:06 (10 mesi fa)] – [Exams] Salvatore Ruggieri | mds:dsd:start [26/08/2026 alle 13:20 (3 giorni fa)] (versione attuale) – [Class calendar] Salvatore Ruggieri | ||
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| ====== Decision Support Systems - Module I (6 ECTS): Decision Support Databases A.Y. 2025/26 ====== | ====== Decision Support Systems - Module I (6 ECTS): Decision Support Databases A.Y. 2025/26 ====== | ||
| - | This is the first module of [[mds: | + | This is the first module of [[mds: |
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| ^ Date ^ Hour ^ Room ^ Notes ^ | ^ Date ^ Hour ^ Room ^ Notes ^ | ||
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| =====Class calendar ===== | =====Class calendar ===== | ||
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| Slides and other material might be updated **after the classes** to align with actual content of lessons and to correct typos. Be sure to download the updated versions. | Slides and other material might be updated **after the classes** to align with actual content of lessons and to correct typos. Be sure to download the updated versions. | ||
| + | If the direct links to recordings do not work, see [[https:// | ||
| ^ # ^ Date ^ Room ^ Topic ^ Mandatory teaching material ^ | ^ # ^ Date ^ Room ^ Topic ^ Mandatory teaching material ^ | ||
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| |21| 06/11 11-13 | Fib-C | Recalls of functional dependency properties and how they are used to reason about the properties of the result of a query. Properties of the group-by operator. | |21| 06/11 11-13 | Fib-C | Recalls of functional dependency properties and how they are used to reason about the properties of the result of a query. Properties of the group-by operator. | ||
| |22| 07/11 9-11 | Fib-C | The problem of evaluating the group-by before the join operator. First case: Invariant grouping. Examples. Other cases: double grouping, grouping and counting. Examples with star join queries. | |22| 07/11 9-11 | Fib-C | The problem of evaluating the group-by before the join operator. First case: Invariant grouping. Examples. Other cases: double grouping, grouping and counting. Examples with star join queries. | ||
| - | |MT1| 07/11 16-18| Fib-D1 | + | |MT1| 07/11 16-18| Fib-D1 |
| |23| 12/11 11-13 | Fib-L1 | The problem of query rewrite to use a materialized view. Hypothesis and two approaches: With a compensation on the logical view plan, and with a transformation of logical query plan. Examples. [[http:// | |23| 12/11 11-13 | Fib-L1 | The problem of query rewrite to use a materialized view. Hypothesis and two approaches: With a compensation on the logical view plan, and with a transformation of logical query plan. Examples. [[http:// | ||
| - | |24| 4/12 11-13| Fib-C | **For Italian-speaking students:** Seminar (in Italian): SadasDB: Sistema per l’analisi di dati statici di supporto alle decisioni. Speaker: | + | |24| 4/12 11-13| Fib-C | **For Italian-speaking students:** Seminar (in Italian): SadasDB: Sistema per l’analisi di dati statici di supporto alle decisioni. Speaker: |
| - | |MT2| 16/12 9-11 | Fib-E | Second mid-term (all topics). **No need to register on esami.unipi.it** | + | |MT2| 16/12 9-11 | Fib-E | Second mid-term (all topics). **No need to register on esami.unipi.it** |
| =====Previous years===== | =====Previous years===== | ||
| * [[mds: | * [[mds: | ||
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mds/dsd/start.1763064409.txt.gz · Ultima modifica: da Salvatore Ruggieri