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What is called query processing?
Query processing refers to the range of activities included in extracting data from a database.
explain ER Modeling?
1. Staff (staffID --> availabilityID) 2. Services (servicesID --> itemBasedID --> timedBasedID) 3. TimedBased (timedbasedID--> priceid) 4. Clients (clientId, serviceId-->
Define average seek time. The average seek time is the average of the seek times, calculated over a sequence of random requests.
what is the relationship between receipt and owner entities in computer sales and service company
List some instances of collection types? a) sets b) arrays c) multisets
Illustrate different types of Locks in SQL Server. There are three kinds of locks in SQL Server i.) Shared locks - These are used for operations which don't allow any update
Project Description: I would like to get a database of a website which has clients email name and phone number. If you are able to get information from a website, by entering
Draw and explain the three level architecture of the database system? A DBMS gives three levels of data is said to follow three-level architecture. The trget of the three-schem
Consider an information system designed for an online company which provides IT products and services These include desktops, laptops, networking products, IT books, parts, and
what is attribute is attribute inheritance in dbms?
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