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Determine the term- Active values
An active value is that has dependent values. Every dependent value registers itself with active value that contains a set of dependent values and update operations. An operation to update base value triggers updates all the dependent values, but calling code need not explicitly invoke updates.
A database is a set of data. But, is the data kept in a database trustworthy? To answer that query we must first answer the question. What is integrity? Integrity simply means t
Need a sample of a clinic database relationships
A database to track your progress in your college program will track your progress towards graduation! A database that has information containing the classes that you have taken, c
To delete a particular column in a relation which command is used ? To delete a particular column in a relation ALTER command is used.
Explain the Cartesian product: The Cartesian product operation does not need relations to union-compatible. The meaning of this is that the involved relations may have dissim
I am going to develop a web site to present decision tree structure. For this, I want a web application with AJAX technology to connect the database and prepare the decision tree's
Determine the advantage of object-orientation Finally, object-orientation has advantage of continuity throughout analysis, persistent representation and design implementation.
Can you assist me in Database management system? I need help in my courses, please email me at and get back me soon...
Explain ER Relationship model? An entity-relationship model (ERM): An entity-relationship model (ERM) is an abstract theoretical illustration of structured data. Entity-relatio
What are the Overlapping elements Overlapping elements can be found by scanning all the elements in front of deleted element in priority list for the sheet and comparing them
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