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Object-based Models: Use objects as key data representation components.
Examples:-
The File Based System File based systems are an early attempt to computerise the manual filing system. For example, a manual file can be set up to hold all the correspondence r
Consider the join of a relation R with relation S. If R has m tuples and S has n tuples, then the maximum size of join is: If R has m tuples and S has n tuples then maximum siz
We face problem of stock Opening balance and closing balance in Minus
what is Nested relational model? Explain with examples.
Problem: A DBMS built for Online Transaction Processing (OLTP) is usually regarded as unsuitable for data warehousing. Each system is designed with a different set of requireme
#questiononsider the following relation: CAR_SALE =(CAR_ID,oPTION_TYPE, Option_listpreice, Sale_date, Option_discountedprice)..
Write an sql statement to find what is the percentage of home policies which are from the state of Arizona out of all Home policies by Policy Value.
What is multiple relationship ?
Write short notes on extension and intension? In any data model, it is significant to distinguish among the description of the database and the database itself the description
List and also explain the dissimilar stages of DDLC ?
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