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Review for Database Comp

This review covers essential topics in relational databases as discussed in an agenda from October 11, 2008. Key areas include Normal Forms such as BCNF, 3NF, and 4NF, accompanied by relevant examples from past exams. It also delves into Relational Algebra concepts including Union, Intersection, Selection, and Joins, alongside practical examples. Furthermore, the review addresses SQL key operations such as Queries, Updates, and Schema definitions, providing insights using exam references. Ideal for students preparing for comprehensive assessments in database systems.

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Review for Database Comp

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  1. Review for Database Comp Oct 11, 2008

  2. Agenda • Normal Forms • Relational Algebra • SQL

  3. Normal Forms Key concepts : • BCNF • 3NF • 4NF Example: Comp 2006 Q3 c), d)

  4. Relational Algebra Key concepts • Union, intersection, difference • Selection • Projection • Products and joins, etc. Example: Comp 2007 Q3, Comp 2006 Q2

  5. SQL Key operations • Queries • Updates • Schema definition • Object-Relational systems Example: Comp 2007 Q4, Comp 2006 Q5

  6. References http://infolab.stanford.edu/~ullman/fcdb/slides.html http://www-cs-students.stanford.edu/phd/comps/

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