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What is the difference between SQL Server 2000 complete and differential backups?
A complete backup makes a copy of the whole database. A differential backup creates a copy of the changes that have been made to the database as the last complete backup. A complete backup must be made before the first differential backup. Because differential backups are quicker, they can be taken more frequently and the chance of data loss is decreased. Complete backups take longer but are slightly simpler to employ for recovery.
What is a data dictionary? Data Dictionary is a main source of data in a data management system. Its major function is to carry the creation and management of data definition
Whenever the LIMIT clause will be used? LIMIT is used for the following kinds of problems: 1) Answering questions about first or last and largest or smallest 2) Splitting
explain multi key file organisation
.#question. Discuss the problem which may arise during concurrency control and recovery in distributed database which are not encountered in controlized database environment.
Project Description: This is going to be a School portal to handle each activities in school such as, School fees payment, online registration and every other payment, course re
What is data model? Explain object based and record based data models? Ans: A data model is an abstract model in which describes how data is represented and accessed. (i)
Competition entrants can be either Individuals, or Teams. A Team is usually sponsored by a business, and, in that case, the team members would all wear T-shirts with the sponsoring
Discuss the term- Design Optimization We have seen various ways of representing the objects.The fundamental design model uses analysis model as the framework for implementati
Explain Alternate key? Alternate Key - All the candidate keys except primary key are known as alternate keys.
1. Staff (staffID --> availabilityID) 2. Services (servicesID --> itemBasedID --> timedBasedID) 3. TimedBased (timedbasedID--> priceid) 4. Clients (clientId, serviceId-->
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