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Explain Composite attribute in SQL ? Composite attribute: A composite attribute has many components, each of that is atomic or composite.
How persistent programming languages differ from traditional programming languages? Database languages vary from traditional programming languages in that they directly manipul
Objectives differentiate DDBMS and conventional DBMS; Describe Network topology for DDBMS; Describe the concepts of horizontal and vertical fragmentation; Descr
what benefit can a company gain by managing its own infrasture and services
under what condition log based recovery is feasible?
#quCreate a database design specification (Enhanced Entity Relationship Diagram (EERD) and Relational Data Model (RDM)) from the given business description. The RDM must be in 3rd
We will explain here an example database application having COLLEGE database and use it in showing several E-R modelling concepts. College database remains track of faculty, Stu
What is meant by log-based recovery? The most widely used structures for recording database changes is the log. The log is a sequence of log records, recording all the update a
what characterizes the levels in RAID technology
What is a value? A data value is used for identity. This form of identity is used in relational systems.eg: The primary key value of a tuple recognize the tuple.
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