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Type of database technology
What are domain constraints? A domain is a set of values that might be assigned to an attribute .all values that appear in a column of a relation must be taken from the similar
A TDMS project plan is not a typical Information Technology project plan; therefore, a traffic data project has several unique characteristics: Traffic data management system
Can a filed occur in several field groups. Yes. But it leads to redundant data redundancy.
Explain the Project-Join normal form A relation R is in PJNF along with respect to a set of functional dependencies D if for all join dependencies of the outline *(R 1 , R 2 ,
What exactly is the concept of Functional Dependencies? And how do we associate this concept with the logic of Super-keys, Candidate Keys, etc? Given Relation R(A,B,C,D,E) with de
Define deadlock avoidance. An alternative method for avoiding deadlocks is to needs additional information about how resources are to be requested. Each request requires the s
draw er diagram using entities crop,employee,department,plot,cultivation plan,machinery,seed,fertilizer
What are the two approaches to store relations in distributed database? a) Replication b) Fragmentation
Ask questiwhat is row indicator in database on #Minimum 100 words accepted#
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