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deffine class&object
Question : (a) Explain with the help of appropriate examples the difference between ‘Data' and ‘Information'. (b) A digital image is an array of pixels, where each pixel h
wh
Strong entity set and weak entity set? Strong entity set and weak entity set: A strong entity set has a primary key. All tuples in the set are distinguishable through that key.
East Coast Aquarium Relational Database
Write A short note on temporary tables? Temporary Tables - Temporary tables exists solely for a particular session, or whose data persists for the duration of the transaction
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
Write a query that display ename annual salary and comm from emp table
What is deadlock? Neither of the transaction can ever proceed with its normal implementation. This situation is known as deadlock.
Answer SQL Queries to extract data from data tables and questions on mapping conceptual data models into relational data model.
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