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Explain I command in QBE ?
I : It is the command in QBE that is used to insert tuple (s) into the database
Ask question #Minim 100 words accepted#what is recovery management component in database management system and how it is useful
Removing a Synonym: DROP SYNONYM D30;
Explain the Query Processing Data Query Processing permits a user to report or analyze structured and unstructured data pulled from multiple data sources.
It is mandatory that for every table in the LDB hierarchy there should exist one GET statement in the report. False. It is not essential.
How many types of users works on database? Users are differentiated through the way they expect to interact along with the system (i) Application programmers-interact with
Use Delegation to Share Implementation The delegation " Delegation comprises of catching an operation on one object and sending it to other object which is part, or related to
State the process of Rearranging Classes and Operations The various, yet similar operation of different classes can be slightly modified thus that they can be covered by a sin
what is physical data structure
Differentiate between Primary and secondary storage? Primary and secondary storage - Primary storage device stores the data temporarily. Primary storage is commonly used thro
The cross-section of twisted pair The cross-section of each and every strand of the twisted pair is π/4 square mm. A 10-km length of this type of material, with two strands per
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