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Draw entity relationship diagram for the following scenario. A university has many departments whereas each department belongs to that particular uni. That uni has also many bui
List two restrictions that are applied on the modification (updation, insertion or deletion) of base tables through view. Ans: The two restrictions are: 1. If a view
Importance Of File Organisation In Database To execute a database efficiently, there are various design tradeoffs needed. One of the most vital ones is the file Organisation. F
I need to Map an E-R diagram to a relational schema
2NF Normal Form : A relation schema process R is in 2NF if it is in 1NF and each non-prime attribute A in R is fully functionally related on primary key. Second normal form (2N
What is a trigger
Implementation of association as an object Implement as a separate association object, independent of either class, as in Figure. An association object is a group of pairs
What is Relational Algebra? Relational algebra is a Procedural query Language?
What is storage manager? A storage manager is a program module that gives the interface among the low level data keeps in a database and the application programs and queries su
folding method and mid square method using visual basic
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