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Explain the paths in the association network We can analyze use of paths in the association network as given below: Calculate each operation Find associations whic
Security: In a centralised system, access to the data can be simply controlled. Though, in a distributed DBMS not only does access to replicated data have to be controlled in many
write on the various type of relationalkey
prototype of a distributed information system for a national car part retail outlet chain.
What is the role of a database administrator?
What is difference between primary index and secondary index? Primary Index a) It is an ordered file whose records are of fixed length along with two fields. b) Only base
Lack of standards and experience: The lack of standards has considerably limited the potential of distributed DBMSs. As well, there are no tools or methodologies to help users cha
Give the levels of data abstraction? There are three levels of Data Abstraction a) Physical level b) logical level c) view level
How external/conceptual mapping and conceptual /internal mapping is performed
Question 1 Draw a Data Flow Diagram for a University scenario Question 2 Discuss the following with suitable examples Relational Algebra Operators Database Pla
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