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Ti trovi qui: DidaWiki » mds » Decision Support Systems - Module I (6 ECTS): Decision Support Databases A.Y. 2024/25 » Decision Support Databases A.Y. 2020/21
mds:dsd:2020

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mds:dsd:2020 [13/12/2021 alle 09:27 (3 anni fa)] – Salvatore Ruggierimds:dsd:2020 [04/11/2022 alle 12:16 (2 anni fa)] (versione attuale) – Salvatore Ruggieri
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 ====== Decision Support Databases A.Y. 2020/21 ====== ====== Decision Support Databases A.Y. 2020/21 ======
  
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 =====Mandatory teaching material ===== =====Mandatory teaching material =====
  
-  * **[DW]** A. Albano, S. Ruggieri. [[http://lds.di.unipi.it/dsd/DWessential-2020.pdf|Decision Support Databases Essentials]], University of Pisa, 7 June 2020.  +  * **[DW]** A. Albano, S. Ruggieri. [[http://fondamentidibasididati.it/wp-content/uploads/2020/11/DWessential-2021-C3-12-21.pdf|Decision Support Databases Essentials]], University of Pisa, 2 December 2021.  
-  * **[DB]** A. Albano. [[http://fondamentidibasididati.it/wp-content/uploads/2020/06/DBEssential-2020.pdf|DB Essentials]], University of Pisa, 27 March 2020. This is a self-contained excerpt (in English) from: [[http://fondamentidibasididati.it|Fondamenti di basi di dati]] (in Italian, free download). +  * **[DB]** A. Albano. [[http://fondamentidibasididati.it/wp-content/uploads/2020/11/DBEssential-2021-C30-11-21.pdf|DB Essentials]] and [[http://fondamentidibasididati.it/wp-content/uploads/2020/11/DBEssential-2020-Soluzioni-C30-11-21.pdf|solutions to exercises]], University of Pisa, 1 December 2020. This is a self-contained excerpt (in English) from the book [[http://fondamentidibasididati.it|Fondamenti di basi di dati]] (in Italian, free download). 
-  * Examples of [[http://lds.di.unipi.it/dsd/DSDsamples.pdf|written exams with solutions]] and [[http://lds.di.unipi.it/dsd/dsd2020sample.pdf|written exam]].+  * Examples of [[http://patterns.di.unipi.it/dsd/DSDsamples.pdf|written exams with solutions]] and [[http://patterns.di.unipi.it/dsd/dsd2020sample.pdf|written exam]].
 =====Software===== =====Software=====
  
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-**2020-01.** //Wednesday 16 September 2020, 11-13// [[http://lds.di.unipi.it/dsd/video/2020-01.mp4|Recording]]+**2020-01.** //Wednesday 16 September 2020, 11-13// [[http://patterns.di.unipi.it/dsd/video/2020-01.mp4|Recording]]
  
 Course overview and organization.\\ Course overview and organization.\\
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-**2020-02.** //Wednesday 23 September 2020, 11-13// [[http://lds.di.unipi.it/dsd/video/2020-02.mp4|Recording]]+**2020-02.** //Wednesday 23 September 2020, 11-13// [[http://patterns.di.unipi.it/dsd/video/2020-02.mp4|Recording]]
  
 Q&A, discussion, exercises on lessons **2019-01** and **2019-02**.\\ Q&A, discussion, exercises on lessons **2019-01** and **2019-02**.\\
 //@Home:// listen and study lesson **2019-03**. //@Home:// listen and study lesson **2019-03**.
  
-**2020-03.** //Friday 25 September 2020, 14-16// [[http://lds.di.unipi.it/dsd/video/2020-03.mp4|Recording]]+**2020-03.** //Friday 25 September 2020, 14-16// [[http://patterns.di.unipi.it/dsd/video/2020-03.mp4|Recording]]
  
 Q&A, discussion, exercises on lesson **2019-03**. {{ :mds:dsd:2020-03.odm.pdf |Exercise text}}.\\ Q&A, discussion, exercises on lesson **2019-03**. {{ :mds:dsd:2020-03.odm.pdf |Exercise text}}.\\
 //@Home:// listen and study lessons **2019-04** and **2019-05**. //@Home:// listen and study lessons **2019-04** and **2019-05**.
  
-**2020-04.** //Wednesday 30 September 2020, 11-13// [[http://lds.di.unipi.it/dsd/video/2020-04.mp4|Recording]]+**2020-04.** //Wednesday 30 September 2020, 11-13// [[http://patterns.di.unipi.it/dsd/video/2020-04.mp4|Recording]]
  
 Q&A, discussion, exercises on lessons **2019-04** and **2019-05**. {{ :mds:dsd:2020-04.dw.pdf |Exercise text}}.\\ Q&A, discussion, exercises on lessons **2019-04** and **2019-05**. {{ :mds:dsd:2020-04.dw.pdf |Exercise text}}.\\
 //@Home:// no assignment. //@Home:// no assignment.
  
-**2020-05.** //Friday 2 October 2020, 14-16// [[http://lds.di.unipi.it/dsd/video/2020-05.mp4|Recording]]+**2020-05.** //Friday 2 October 2020, 14-16// [[http://patterns.di.unipi.it/dsd/video/2020-05.mp4|Recording]]
  
 Q&A, discussion, exercises on lesson **2019-04** and **2019-05**.\\ Q&A, discussion, exercises on lesson **2019-04** and **2019-05**.\\
 //@Home:// listen and study lessons **2019-06** and **2019-08**. //@Home:// listen and study lessons **2019-06** and **2019-08**.
  
-**2020-06.** //Wednesday 7 October 2020, 11-13// [[http://lds.di.unipi.it/dsd/video/2020-06.mp4|Recording]]+**2020-06.** //Wednesday 7 October 2020, 11-13// [[http://patterns.di.unipi.it/dsd/video/2020-06.mp4|Recording]]
  
 Q&A, discussion, exercises on lessons **2019-06** and **2019-08**. {{ :mds:dsd:2020-06.rm.pdf |Exercise text}}.\\ Q&A, discussion, exercises on lessons **2019-06** and **2019-08**. {{ :mds:dsd:2020-06.rm.pdf |Exercise text}}.\\
 //@Home:// no assignment. //@Home:// no assignment.
  
-**2020-07.** //Friday 9 October 2020, 14-16// [[http://lds.di.unipi.it/dsd/video/2020-07.mp4|Recording]]+**2020-07.** //Friday 9 October 2020, 14-16// [[http://patterns.di.unipi.it/dsd/video/2020-07.mp4|Recording]]
  
 Q&A, discussion, exercises on lessons **2019-06** and **2019-08**. {{ :mds:dsd:2020-06.rm.pdf |Exercise text}}.\\ Q&A, discussion, exercises on lessons **2019-06** and **2019-08**. {{ :mds:dsd:2020-06.rm.pdf |Exercise text}}.\\
 //@Home:// listen and study lessons **2019-07** and **2019-10**. //@Home:// listen and study lessons **2019-07** and **2019-10**.
  
-**2020-08.** //Wednesday 14 October 2020, 11-13// [[http://lds.di.unipi.it/dsd/video/2020-08.mp4|Recording]]+**2020-08.** //Wednesday 14 October 2020, 11-13// [[http://patterns.di.unipi.it/dsd/video/2020-08.mp4|Recording]]
  
 Q&A, discussion, exercises on lessons **2019-07** and **2019-10**. {{ :mds:dsd:2020-08.dw.pdf |Exercise text}}.\\ Q&A, discussion, exercises on lessons **2019-07** and **2019-10**. {{ :mds:dsd:2020-08.dw.pdf |Exercise text}}.\\
 //@Home:// no assignment. //@Home:// no assignment.
  
-**2020-09.** //Friday 16 October 2020, 14-16// [[http://lds.di.unipi.it/dsd/video/2020-09.mp4|Recording]]+**2020-09.** //Friday 16 October 2020, 14-16// [[http://patterns.di.unipi.it/dsd/video/2020-09.mp4|Recording]]
  
 Q&A, discussion, exercises on lessons **2019-07** and **2019-10**. {{ :mds:dsd:2020-08.dw.pdf |Exercise text}}.\\ Q&A, discussion, exercises on lessons **2019-07** and **2019-10**. {{ :mds:dsd:2020-08.dw.pdf |Exercise text}}.\\
 //@Home:// listen and study lesson **2019-11**. //@Home:// listen and study lesson **2019-11**.
  
-**2020-10.** //Wednesday 21October 2020, 11-13// [[http://lds.di.unipi.it/dsd/video/2020-10.mp4|Recording]]+**2020-10.** //Wednesday 21October 2020, 11-13// [[http://patterns.di.unipi.it/dsd/video/2020-10.mp4|Recording]]
  
 Q&A, discussion, exercises on lesson **2019-11**. {{ :mds:dsd:2020-10.dw.pdf |Exercise text}}.\\ Q&A, discussion, exercises on lesson **2019-11**. {{ :mds:dsd:2020-10.dw.pdf |Exercise text}}.\\
 //@Home:// listen and study lesson **2019-09**. //@Home:// listen and study lesson **2019-09**.
  
-**2020-11.** //Friday 23 October 2020, 14-16// [[http://lds.di.unipi.it/dsd/video/2020-11.mp4|Recording]] +**2020-11.** //Friday 23 October 2020, 14-16// [[http://patterns.di.unipi.it/dsd/video/2020-11.mp4|Recording]] 
  
 Q&A, discussion, exercises on lesson **2019-09**. {{ :mds:dsd:2020-11.cube.pdf |Exercise text}}.\\ Q&A, discussion, exercises on lesson **2019-09**. {{ :mds:dsd:2020-11.cube.pdf |Exercise text}}.\\
 //@Home:// listen and study lessons **2019-12** and **2019-13**. //@Home:// listen and study lessons **2019-12** and **2019-13**.
  
-**2020-12.** //Wednesday 28 October 2020, 11-13// [[http://lds.di.unipi.it/dsd/video/2020-12.mp4|Recording]] +**2020-12.** //Wednesday 28 October 2020, 11-13// [[http://patterns.di.unipi.it/dsd/video/2020-12.mp4|Recording]] 
  
 Q&A, discussion, exercises on lessons **2019-09**, **2019-12** and **2019-13**. {{ :mds:dsd:2020-11.cube.pdf |Exercise text}}.\\ Q&A, discussion, exercises on lessons **2019-09**, **2019-12** and **2019-13**. {{ :mds:dsd:2020-11.cube.pdf |Exercise text}}.\\
 //@Home:// no assignment. //@Home:// no assignment.
  
-**2020-13.** //Friday 30 October 2020, 14-16// [[http://lds.di.unipi.it/dsd/video/2020-13.mp4|Recording]] +**2020-13.** //Friday 30 October 2020, 14-16// [[http://patterns.di.unipi.it/dsd/video/2020-13.mp4|Recording]] 
  
 Q&A, discussion, exercises on lessons **2019-12** and **2019-13**. {{ :mds:dsd:2020-13.sql.pdf |Exercise text}} and {{ :mds:dsd:2020-13.sql | solutions}}.\\ Q&A, discussion, exercises on lessons **2019-12** and **2019-13**. {{ :mds:dsd:2020-13.sql.pdf |Exercise text}} and {{ :mds:dsd:2020-13.sql | solutions}}.\\
 //@Home:// listen and study lessons **2019-14** and **2019-16**. //@Home:// listen and study lessons **2019-14** and **2019-16**.
  
-**2020-14.** //Wednesday 4 November 2020, 11-13// [[http://lds.di.unipi.it/dsd/video/2020-14.mp4|Recording]]+**2020-14.** //Wednesday 4 November 2020, 11-13// [[http://patterns.di.unipi.it/dsd/video/2020-14.mp4|Recording]]
  
 Q&A, discussion, exercises on lessons **2019-14** and **2019-16**.\\ Q&A, discussion, exercises on lessons **2019-14** and **2019-16**.\\
 //@Home:// no assignment. //@Home:// no assignment.
  
-**2020-15.** //Friday 6 November 2020, 14-16// [[http://lds.di.unipi.it/dsd/video/2020-15.mp4|Recording]]+**2020-15.** //Friday 6 November 2020, 14-16// [[http://patterns.di.unipi.it/dsd/video/2020-15.mp4|Recording]]
  
 Q&A, discussion, exercises on lessons **2019-14** and **2019-16**. {{ :mds:dsd:2020-15.sql.pdf |Exercise text}}.\\ Q&A, discussion, exercises on lessons **2019-14** and **2019-16**. {{ :mds:dsd:2020-15.sql.pdf |Exercise text}}.\\
 //@Home:// no assignment. //@Home:// no assignment.
  
-**2020-16.** //Wednesday 11 November 2020, 11-13// [[http://lds.di.unipi.it/dsd/video/2020-16.mp4|Recording]]+**2020-16.** //Wednesday 11 November 2020, 11-13// [[http://patterns.di.unipi.it/dsd/video/2020-16.mp4|Recording]]
  
 Q&A, discussion, exercises on lessons **2019-14** and **2019-16**. {{ :mds:dsd:2020-15.sql.pdf |Exercise text}}.\\ Q&A, discussion, exercises on lessons **2019-14** and **2019-16**. {{ :mds:dsd:2020-15.sql.pdf |Exercise text}}.\\
 //@Home:// no assignment. //@Home:// no assignment.
  
-**2020-17.** //Friday 13 November 2020, 14-16// [[http://lds.di.unipi.it/dsd/video/2020-17.mp4|Recording]]+**2020-17.** //Friday 13 November 2020, 14-16// [[http://patterns.di.unipi.it/dsd/video/2020-17.mp4|Recording]]
  
 Q&A, discussion, exercises on lessons **2019-14** and **2019-16**. {{ :mds:dsd:2020-15.sql.pdf |Exercise text}} and {{ :mds:dsd:2020-15.sql | solutions}}.\\ Q&A, discussion, exercises on lessons **2019-14** and **2019-16**. {{ :mds:dsd:2020-15.sql.pdf |Exercise text}} and {{ :mds:dsd:2020-15.sql | solutions}}.\\
 //@Home:// listen and study lessons **2019-15** and **2019-17**. //@Home:// listen and study lessons **2019-15** and **2019-17**.
  
-**2020-18.** //Wednesday 18 November 2020, 11-13// [[http://lds.di.unipi.it/dsd/video/2020-18.mp4|Recording]]+**2020-18.** //Wednesday 18 November 2020, 11-13// [[http://patterns.di.unipi.it/dsd/video/2020-18.mp4|Recording]]
  
 Q&A, discussion, exercises on lessons **2019-15** and **2019-17**. {{ :mds:dsd:2020-18.sql.pdf |Exercise text}}.\\ Q&A, discussion, exercises on lessons **2019-15** and **2019-17**. {{ :mds:dsd:2020-18.sql.pdf |Exercise text}}.\\
 //@Home:// listen and study lesson **2019-18**. //@Home:// listen and study lesson **2019-18**.
  
-**2020-19.** //Friday 20 November 2020, 14-16// [[http://lds.di.unipi.it/dsd/video/2020-19.mp4|Recording]]+**2020-19.** //Friday 20 November 2020, 14-16// [[http://patterns.di.unipi.it/dsd/video/2020-19.mp4|Recording]]
  
 Q&A, discussion, exercises on lesson **2019-18**. {{ :mds:dsd:2020-19.hru.pdf |Exercise text}}.\\ Q&A, discussion, exercises on lesson **2019-18**. {{ :mds:dsd:2020-19.hru.pdf |Exercise text}}.\\
 //@Home:// listen and study lesson **2019-19**. //@Home:// listen and study lesson **2019-19**.
  
-**2020-20.** //Wednesday 25 November 2020, 11-13// [[http://lds.di.unipi.it/dsd/video/2020-20.mp4|Recording]]+**2020-20.** //Wednesday 25 November 2020, 11-13// [[http://patterns.di.unipi.it/dsd/video/2020-20.mp4|Recording]]
  
 Q&A, discussion, exercises on lesson **2019-19**.\\ Q&A, discussion, exercises on lesson **2019-19**.\\
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 This lesson is reserved for the extraordinary exam session.  This lesson is reserved for the extraordinary exam session. 
  
-**2020-21.** //Wednesday 2 December 2020, 11-13// [[http://lds.di.unipi.it/dsd/video/2020-21.mp4|Recording]]+**2020-21.** //Wednesday 2 December 2020, 11-13// [[http://patterns.di.unipi.it/dsd/video/2020-21.mp4|Recording]]
  
 Q&A, discussion, exercises on lesson **2019-20**. {{ :mds:dsd:2020-21.opt.pdf |Exercise text}}.\\ Q&A, discussion, exercises on lesson **2019-20**. {{ :mds:dsd:2020-21.opt.pdf |Exercise text}}.\\
 //@Home:// listen and study lesson **2019-21**. //@Home:// listen and study lesson **2019-21**.
  
-**2020-22.** //Friday 4 December 2020, 14-16// [[http://lds.di.unipi.it/dsd/video/2020-22.mp4|Recording]]+**2020-22.** //Friday 4 December 2020, 14-16// [[http://patterns.di.unipi.it/dsd/video/2020-22.mp4|Recording]]
  
-Q&A, discussion, exercises on lesson **2019-21**. {{ :mds:dsd:2020-22.opt.pdf |Exercise text}} and [[http://lds.di.unipi.it/dsd/DSDsamples.pdf|solutions]].\\+Q&A, discussion, exercises on lesson **2019-21**. {{ :mds:dsd:2020-22.opt.pdf |Exercise text}} and [[http://patterns.di.unipi.it/dsd/DSDsamples.pdf|solutions]].\\
 //@Home:// listen and study lesson **2019-22**. //@Home:// listen and study lesson **2019-22**.
  
-**2020-23.** //Wednesday 9 December 2020, 11-13// [[http://lds.di.unipi.it/dsd/video/2020-23.mp4|Recording]]+**2020-23.** //Wednesday 9 December 2020, 11-13// [[http://patterns.di.unipi.it/dsd/video/2020-23.mp4|Recording]]
  
-Q&A, discussion, exercises on written test structure. Example of [[http://lds.di.unipi.it/dsd/dsd2020sample.pdf|written exam]].\\+Q&A, discussion, exercises on written test structure. Example of [[http://patterns.di.unipi.it/dsd/dsd2020sample.pdf|written exam]].\\
 //@Home:// no assignment. //@Home:// no assignment.
  
-**2020-24.** //Friday 11 December 2020, 14-16// [[http://lds.di.unipi.it/dsd/video/2020-24.mp4|Recording]]+**2020-24.** //Friday 11 December 2020, 14-16// [[http://patterns.di.unipi.it/dsd/video/2020-24.mp4|Recording]]
  
 Q&A, discussion. Q&A, discussion.
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-**2019-01.** //Wednesday 18 September 2019, 14-16// **[DW: 1.1-1.2]** [[http://lds.di.unipi.it/dsd/video/dsd01_20170918.flv|Recording (past years)]]+**2019-01.** //Wednesday 18 September 2019, 14-16// **[DW: 1.1-1.2]** [[http://patterns.di.unipi.it/dsd/video/dsd01_20170918.flv|Recording (past years)]]
  
 Course overview. Need for Strategic Information. Information Systems in Organizations: Operational and Decision support. Data driven Decision support systems and Business Intelligence applications. From data to information for decision making. Types of data synthesis: Reports, Multidimensional data analysis, Exploratory data analysis. Course overview. Need for Strategic Information. Information Systems in Organizations: Operational and Decision support. Data driven Decision support systems and Business Intelligence applications. From data to information for decision making. Types of data synthesis: Reports, Multidimensional data analysis, Exploratory data analysis.
      
  
-**2019-02.** //Friday 20 September 2019, 16-18// **[DW: 1.3-1.7]** [[http://lds.di.unipi.it/dsd/video/dsd02_20180919.flv|Recording (past years)]]+**2019-02.** //Friday 20 September 2019, 16-18// **[DW: 1.3-1.7]** [[http://patterns.di.unipi.it/dsd/video/dsd02_20180919.flv|Recording (past years)]]
  
 The data warehouse (DW) and DW architectures. What to model in a DW: Facts, measures, dimensions and dimensional hierarchies. Examples of data analysis. Exercises on data analysis in SQL. The data warehouse (DW) and DW architectures. What to model in a DW: Facts, measures, dimensions and dimensional hierarchies. Examples of data analysis. Exercises on data analysis in SQL.
  
-**2019-03.** //Wednesday 25 September 2019, 14-16// **[DB: 1.1, 2.1-2.5]** [[http://lds.di.unipi.it/dsd/video/dsd03_20170925.flv|Recording (past years)]]+**2019-03.** //Wednesday 25 September 2019, 14-16// **[DB: 1.1, 2.1-2.5]** [[http://patterns.di.unipi.it/dsd/video/dsd03_20170925.flv|Recording (past years)]]
  
 Recalls: the Object Data Model. Recalls: the Object Data Model.
  
-**2019-04.** //Friday 27 September 2019, 16-18// **[DW: 2.1]** [[http://lds.di.unipi.it/dsd/video/dsd04_20170929.flv|Recording (past years)]]+**2019-04.** //Friday 27 September 2019, 16-18// **[DW: 2.1]** [[http://patterns.di.unipi.it/dsd/video/dsd04_20170929.flv|Recording (past years)]]
  
 DW modeling. A conceptual multidimensional data model. Representation of Fact, measures, dimensions, attributes and dimensional hierarchies. Key steps in conceptual design from business questions. How to identify fact types and fact granularity and measure types. How to identify dimensions, dimensional attributes and hierarchies. Examples.\\ DW modeling. A conceptual multidimensional data model. Representation of Fact, measures, dimensions, attributes and dimensional hierarchies. Key steps in conceptual design from business questions. How to identify fact types and fact granularity and measure types. How to identify dimensions, dimensional attributes and hierarchies. Examples.\\
-**Slides:** [[http://lds.di.unipi.it/dsd/UniversityCaseStudy.pdf|university requirements]].+**Slides:** [[http://patterns.di.unipi.it/dsd/UniversityCaseStudy.pdf|university requirements]].
  
-**2019-05.** //Wednesday 2 October 2019, 14-16// **[DW: 2.1, A.1]** [[http://lds.di.unipi.it/dsd/video/dsd05_20171002.flv|Recording (past years)]]+**2019-05.** //Wednesday 2 October 2019, 14-16// **[DW: 2.1, A.1]** [[http://patterns.di.unipi.it/dsd/video/dsd05_20171002.flv|Recording (past years)]]
  
 The example of a data model for Master program exams. Presentation and discussion of the Hospital case study. The example of a data model for Master program exams. Presentation and discussion of the Hospital case study.
  
-**2019-06.** //Friday 4 October 2019, 16-18// **[DB: 3.1-3.2]** [[http://lds.di.unipi.it/dsd/video/dsd06_20181005.flv|Recording (past years)]]+**2019-06.** //Friday 4 October 2019, 16-18// **[DB: 3.1-3.2]** [[http://patterns.di.unipi.it/dsd/video/dsd06_20181005.flv|Recording (past years)]]
  
 Recalls: the relational model and relational algebra. Exercises. Recalls: the relational model and relational algebra. Exercises.
  
-**2019-07.** //Wednesday 9 October 2019, 14-16// **[DW: 2.1,2.2,A.1]** [[http://lds.di.unipi.it/dsd/video/dsd07_20181011.flv|Recording (past years)]]+**2019-07.** //Wednesday 9 October 2019, 14-16// **[DW: 2.1,2.2,A.1]** [[http://patterns.di.unipi.it/dsd/video/dsd07_20181011.flv|Recording (past years)]]
  
 More about data mart conceptual design, changing dimensions and advanced data model features. From Conceptual design to relational logical design. Star model, snowflake, and constellation. Logical schema of the Hospital case study. More about data mart conceptual design, changing dimensions and advanced data model features. From Conceptual design to relational logical design. Star model, snowflake, and constellation. Logical schema of the Hospital case study.
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 Lesson canceled to allow students' participation to the [[https://www.internetfestival.it/|Internet Festival]]. It will be dsdovered later on. Lesson canceled to allow students' participation to the [[https://www.internetfestival.it/|Internet Festival]]. It will be dsdovered later on.
  
-**2019-08.** //Wednesday 16 October 2019, 14-16// **[DB: 3.2-3.3]** [[http://lds.di.unipi.it/dsd/video/dsd08_20171016.flv|Recording (past years)]]+**2019-08.** //Wednesday 16 October 2019, 14-16// **[DB: 3.2-3.3]** [[http://patterns.di.unipi.it/dsd/video/dsd08_20171016.flv|Recording (past years)]]
  
 Recalls: the relational model and relational algebra. Logical trees. Exercises. Recalls: the relational model and relational algebra. Logical trees. Exercises.
  
-**2019-09.** //Friday 18 October 2019, 16-18// **[DW: 2.3,2.4]** [[http://lds.di.unipi.it/dsd/video/dsd09_20181019.flv|Recording (past years)]]+**2019-09.** //Friday 18 October 2019, 16-18// **[DW: 2.3,2.4]** [[http://patterns.di.unipi.it/dsd/video/dsd09_20181019.flv|Recording (past years)]]
  
 Multidimensional Cube model: OLAP Operations. The extended cube and the lattice of cuboids. Pivot tables in Excel. PowerPivot.\\ Multidimensional Cube model: OLAP Operations. The extended cube and the lattice of cuboids. Pivot tables in Excel. PowerPivot.\\
 **Additional learning material:** **Additional learning material:**
-  * G. Harvey. Excel 2013 All-in-One For Dummies, 2013. [[http://lds.di.unipi.it/dsd/PivotTable2013BookVIIchpt2.pdf|Chp. VII-2]] and [[http://lds.di.unipi.it/dsd/HerbalTeasCube.xlsx|example pivot table]].+  * G. Harvey. Excel 2013 All-in-One For Dummies, 2013. [[http://patterns.di.unipi.it/dsd/PivotTable2013BookVIIchpt2.pdf|Chp. VII-2]] and [[http://patterns.di.unipi.it/dsd/HerbalTeasCube.xlsx|example pivot table]].
   * [[https://support.office.com/en-us/article/power-pivot-overview-and-learning-f9001958-7901-4caa-ad80-028a6d2432ed|Power Pivot overview]].   * [[https://support.office.com/en-us/article/power-pivot-overview-and-learning-f9001958-7901-4caa-ad80-028a6d2432ed|Power Pivot overview]].
  
  
-**2019-10.** //Wednesday 23 October 2019, 14-16// **[DW: A.2,3.1-3.5], [DWSol: B.2]** [[http://lds.di.unipi.it/dsd/video/dsd10_20171023.flv|Recording (past years)]]+**2019-10.** //Wednesday 23 October 2019, 14-16// **[DW: A.2,3.1-3.5], [DWSol: B.2]** [[http://patterns.di.unipi.it/dsd/video/dsd10_20171023.flv|Recording (past years)]]
  
 Discussion of students' solutions of conceptual and logical design case studies: The airline companies. A Data Warehouse Design Methodology. Approaches. Design phases. Requirements specifications. Discussion of students' solutions of conceptual and logical design case studies: The airline companies. A Data Warehouse Design Methodology. Approaches. Design phases. Requirements specifications.
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 Lesson canceled due to institutional duties of the teacher. It will be dsdovered later on. Lesson canceled due to institutional duties of the teacher. It will be dsdovered later on.
  
-**2019-11.** //Wednesday 30 October 2019, 14-16//  **[DW: 3.1-3.5]** [[http://lds.di.unipi.it/dsd/video/dsd11_20171027.flv|Recording (past years)]]+**2019-11.** //Wednesday 30 October 2019, 14-16//  **[DW: 3.1-3.5]** [[http://patterns.di.unipi.it/dsd/video/dsd11_20171027.flv|Recording (past years)]]
  
 Data mart logical design. Slowly changing dimensions, fast changing dimensions, shared dimensions. Recursive hierarchies. Multivalued dimensions. Multivalued Dimensional Attributes. Data mart logical design. Slowly changing dimensions, fast changing dimensions, shared dimensions. Recursive hierarchies. Multivalued dimensions. Multivalued Dimensional Attributes.
  
-**2019-12.** //Monday 4 November 2019, 16-18, **(Recover lesson - Room M1)**// **[DB: 3.4], [DW: 4.1-4.8]** [[http://lds.di.unipi.it/dsd/video/dsd12_20181115.flv|Recording (past years)]]+**2019-12.** //Monday 4 November 2019, 16-18, **(Recover lesson - Room M1)**// **[DB: 3.4], [DW: 4.1-4.8]** [[http://patterns.di.unipi.it/dsd/video/dsd12_20181115.flv|Recording (past years)]]
  
 Recalls on: ODM-to-Relational Mapping. A DW to support Analytical CRM Analysis.   Recalls on: ODM-to-Relational Mapping. A DW to support Analytical CRM Analysis.  
  
-**2019-13.** //Wednesday 6 November 2019, 14-16// **[DB: 4.1-4.2,5.1-5.11]** [[http://lds.di.unipi.it/dsd/video/dsd13_20181116.flv|Recording (past years)]]+**2019-13.** //Wednesday 6 November 2019, 14-16// **[DB: 4.1-4.2,5.1-5.11]** [[http://patterns.di.unipi.it/dsd/video/dsd13_20181116.flv|Recording (past years)]]
  
 Recalls on: DBMS, from SQL to extended relational algebra. Exercises.\\ Recalls on: DBMS, from SQL to extended relational algebra. Exercises.\\
 **Software:** {{ :mds:dsd:jrs2019.zip |}} (with pre-loaded example) - see [[http://fondamentidibasididati.it/index.php/download/|here]] for full system and book. **Software:** {{ :mds:dsd:jrs2019.zip |}} (with pre-loaded example) - see [[http://fondamentidibasididati.it/index.php/download/|here]] for full system and book.
  
-**2019-14.** //Friday 8 November 2019, 16-18// **[DW: 5.1-5.4]** [[http://lds.di.unipi.it/dsd/video/dsd14_20181122.flv|Recording (past years)]]+**2019-14.** //Friday 8 November 2019, 16-18// **[DW: 5.1-5.4]** [[http://patterns.di.unipi.it/dsd/video/dsd14_20181122.flv|Recording (past years)]]
  
 OLAP systems. Data Analysis Using SQL. Simple reports. Examples. Moderately Difficult Reports. Examples of variance reports. Solutions in SQL. OLAP systems. Data Analysis Using SQL. Simple reports. Examples. Moderately Difficult Reports. Examples of variance reports. Solutions in SQL.
  
-**2019-15.** //Monday 11 November 2019, 16-18, **(Recover lesson - Room C1)**// **[DB: 6.1-6.6, 6.8, 7.1-7.2]** [[http://lds.di.unipi.it/dsd/video/dsd15_20171117.flv|Recording (past years)]]+**2019-15.** //Monday 11 November 2019, 16-18, **(Recover lesson - Room C1)**// **[DB: 6.1-6.6, 6.8, 7.1-7.2]** [[http://patterns.di.unipi.it/dsd/video/dsd15_20171117.flv|Recording (past years)]]
  
 Recalls of relational DBMS internals: Storage, Indexing and Query Evaluation. Physical operators and physical plans for projection, selection, joins and grouping. Examples.\\ Recalls of relational DBMS internals: Storage, Indexing and Query Evaluation. Physical operators and physical plans for projection, selection, joins and grouping. Examples.\\
 **Software:** {{ :mds:dsd:jrs2019.zip |}} (with pre-loaded example) - see [[http://fondamentidibasididati.it/index.php/download/|here]] for full system and book. **Software:** {{ :mds:dsd:jrs2019.zip |}} (with pre-loaded example) - see [[http://fondamentidibasididati.it/index.php/download/|here]] for full system and book.
  
-**2019-16.** //Wednesday 13 November 2019, 14-16// **[DW: 5.5-5.6]** [[http://lds.di.unipi.it/dsd/video/dsd15_20181123.flv|Recording (past years)]]+**2019-16.** //Wednesday 13 November 2019, 14-16// **[DW: 5.5-5.6]** [[http://patterns.di.unipi.it/dsd/video/dsd15_20181123.flv|Recording (past years)]]
  
 Very Difficult Reports without Analytic SQL. Example of reports with ranks. Analytic Functions with the use of partitions and running totals. Examples. Analytic Functions with the use of moving windows. Examples.\\ Very Difficult Reports without Analytic SQL. Example of reports with ranks. Analytic Functions with the use of partitions and running totals. Examples. Analytic Functions with the use of moving windows. Examples.\\
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 Lesson canceled due to institutional duties of the teacher. It will be dsdovered later on. Lesson canceled due to institutional duties of the teacher. It will be dsdovered later on.
  
-**2019-17.** //Wednesday 20 November 2019, 14-16// **[DW: 6.1-6.4]** [[http://lds.di.unipi.it/dsd/video/dsd17_20181130.flv|Recording (past years)]]+**2019-17.** //Wednesday 20 November 2019, 14-16// **[DW: 6.1-6.4]** [[http://patterns.di.unipi.it/dsd/video/dsd17_20181130.flv|Recording (past years)]]
  
 Data Warehouse Systems: Special-Purpose Indexes and Star Query Plan. Bitmap indexes. Join indexes. Star queries optimization and query plans. Examples. Table partitioning. Data Warehouse Systems: Special-Purpose Indexes and Star Query Plan. Bitmap indexes. Join indexes. Star queries optimization and query plans. Examples. Table partitioning.
  
-**2019-18.** //Friday 22 November 2019, 16-18// **[DW: 7.1-7.7]** [[http://lds.di.unipi.it/dsd/video/dsd18_20181203.flv|Recording (past years)]]+**2019-18.** //Friday 22 November 2019, 16-18// **[DW: 7.1-7.7]** [[http://patterns.di.unipi.it/dsd/video/dsd18_20181203.flv|Recording (past years)]]
  
 The problem of materialized views selection. The lattice of views and the greedy algorithm HRU for the selection of materialized views. Examples. Other algorithms for the choice of the views to materialize with a workload and dimensional hierarchies. The problem of materialized views selection. The lattice of views and the greedy algorithm HRU for the selection of materialized views. Examples. Other algorithms for the choice of the views to materialize with a workload and dimensional hierarchies.
  
-**2019-19.** //Monday 25 November 2019, 16-18 **(Recover lesson - Room C1**)// **[DW: 8.1-8.2, DB: 3.5.1-3.5.4]** [[http://lds.di.unipi.it/dsd/video/dsd19_20191125.flv|Recording (current year)]]+**2019-19.** //Monday 25 November 2019, 16-18 **(Recover lesson - Room C1**)// **[DW: 8.1-8.2, DB: 3.5.1-3.5.4]** [[http://patterns.di.unipi.it/dsd/video/dsd19_20191125.flv|Recording (current year)]]
  
 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. 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.
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 **Seminar (in Italian):** Sistema per l’analisi di dati statici di supporto alle decisioni. Speaker: Vincenzo Minei ([[https://www.sadasdb.com/en/|www.sadasdb.com]]). **Seminar (in Italian):** Sistema per l’analisi di dati statici di supporto alle decisioni. Speaker: Vincenzo Minei ([[https://www.sadasdb.com/en/|www.sadasdb.com]]).
  
-**2019-20.** //Friday 29 November 2019, 16-18// **[DW: 8.3-8.6]** [[http://lds.di.unipi.it/dsd/video/dsd20_20191129.flv|Recording (current year)]]+**2019-20.** //Friday 29 November 2019, 16-18// **[DW: 8.3-8.6]** [[http://patterns.di.unipi.it/dsd/video/dsd20_20191129.flv|Recording (current year)]]
  
 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 queries. 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 queries.
  
-**2019-21.** //Wednesday 4 December 2019, 14-16// **[DW: 9.1-9.4]** [[http://lds.di.unipi.it/dsd/video/dsd21_20171204.flv|Recording (past years)]]+**2019-21.** //Wednesday 4 December 2019, 14-16// **[DW: 9.1-9.4]** [[http://patterns.di.unipi.it/dsd/video/dsd21_20171204.flv|Recording (past years)]]
  
 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. 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.
  
-**2019-22.** //Friday 6 December 2019, 16-18// **[DW: 6.5-6.8]** [[http://lds.di.unipi.it/dsd/video/dsd22_20181213.flv|Recording (past years)]]+**2019-22.** //Friday 6 December 2019, 16-18// **[DW: 6.5-6.8]** [[http://patterns.di.unipi.it/dsd/video/dsd22_20181213.flv|Recording (past years)]]
  
 Data Warehousing trends: column-oriented DW, main-memory DW, Big Data framework. Data Warehousing trends: column-oriented DW, main-memory DW, Big Data framework.
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 Examples of written exams with solutions. Q. & A.\\ Examples of written exams with solutions. Q. & A.\\
-**Slides:** [[http://lds.di.unipi.it/dsd/exercises.pdf|exercises]].+**Slides:** [[http://patterns.di.unipi.it/dsd/exercises.pdf|exercises]].
  
 **2019-24.** //Friday 13 December 2019, 16-18// **2019-24.** //Friday 13 December 2019, 16-18//
mds/dsd/2020.1639387661.txt.gz · Ultima modifica: 13/12/2021 alle 09:27 (3 anni fa) da Salvatore Ruggieri
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