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Understanding Relations in Databases by paczek is a document available to read on EtoBox.
What is Understanding Relations in Databases about?
The document discusses relations and how they generalize functions. It provides examples of relations, such as a celebrity database and pigeon-crumb pairings. Relations can be represented as subsets of Cartesian products and as Boolean matrices. Properties of relations like reflexivity, symmetry, and transitivity are explained. Operations on relations like inversion, composition, and visualization techniques are also covered.
- Author
- paczek
- Language
- EN