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Describe Database state in details?
Database state: The actual data within the database at a particular moment in time is known as a database state.
Design an EER schema for the following application and translate the EER schema into relational schemas (and constraints). It is possible that some requirements cannot be captured
i need to implememnt a treee based mining algorithm. do you have an expert that can do that?
is Chipo carrying his baby
Adding Redundant Associations for Efficient Access Redundant associations do not add any type of information, therefore during design we should actually examine structure of o
Q. Why would you choose a database system instead of simply storing data in operating system file? Define at a base concept in details. Sol. Advantages of Database over Fil
Consider the following relational scheme: R (a,b,c,d,e,f) and its corresponding set of FDs {d→ a, be → c, ac → e, b → f, f → d, a → c}. a. Is the following decomposition i) non
Define query language? A query is a statement requesting the retrieval of information. The portion of DML that includes information retrieval is known as a query language.
Why older data models are being replaced by new data modelling 100 words accepted#
Describe the various types of Online Analytical Processing (OLAP) tools and briefly discuss how the support common analytical operations.
Discuss deferred update technique of recovery. What are the advantages? Ans: The deferred update methods do not physically update the database on disk till after a transact
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