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Describe Application programming interface? Application Programming Interface - Commercial SQL implementations take one of the two primary techniques for involving SQL in a p
Example - ALTER TABLE emp MODIFY (empno NUMBER (7));
What is called query processing? Query processing refers to the range of activities included in extracting data from a database.
Explain the Weak Entity Set An Entity set which does not have sufficient attribute to make a primay key is known as weak entity set. For instance, dependents of an employee in
create an er diagram for production management in film industry
WHAT IS MEANT BY E-R MODEL
Explain the two types of participation constraint. 1. Total: The participation of an entity set E in a relationship set R is said to be total if each entity in E participates i
case study
Need for Client Server Computing- Client/Server (C/S) architecture includes running the application on multiple machines in which every machine with its component software tackles
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
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