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Explain the term - Handling Boundary Condition
These are some circumstances that to be handled in any system initialization and termination.
Explain what is Aggregation ? Aggregation: This is used whenever we intend to show a relationship between an entity and the relationship. There is no provision for this in th
Consider the relations described below: PHYSICIAN (regno, name, telno, city) PATIENT (pname, street, city) VISIT (pname, regno, date_of_visit, fee) Where the regno and pname ide
Where does view definition stored? A view definition is permanently stored as part of the database.
How many types of Views are there? There are Four types of views:- Database View Help View Projection View Maintenance View
What is a database? Database - Basically in simple terms A database is a collection of inter related data and/or information stored so which it is available to several users
WHAT IS DBMS
define normalisation and functional dependency
Functional Dependency Consider a relation R that has 2 attributes A and B. The attribute B of the relation is functionally dependent on the attribute A if and only if for every
Define weak and strong entity sets? Weak entity set: entity set that do not have key attribute of their own are known as weak entity sets. Strong entity set
Describe the static hash file with buckets and chaining and show how insertion, deletion and modification of a record can be performed. In static hash file organization, the wo
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