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What is Interaction Diagram
An interaction diagram shows an interaction, comprises of a set of objects and their relationships including the messages that may be dispatched between them. These diagrams could be used to model dynamic aspect of system. It contains sequence diagrams and collaboration diagrams. Here we will discuss two interaction diagrams i.e. sequence diagrams and collaboration diagrams.
Compute the closure (F+) for the following set of the functional dependencies defined on R(a,b,c,d), where F - {c→ a, ab → d, a → b, d → c}, i.e. what are all of the FDs implied b
Which method of access uses key transformation? A Hash method of access uses key transformation.
Create centralized relational database using bottom up method. (a) Recognize a single un-normalized relation for the above scenario. (b) Recognize the primary key for
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