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Where does view definition stored?
A view definition is permanently stored as part of the database.
List the table modification commands in SQL? A) Deletion B) Updates C) Insertion D) Update of a view
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
Explain the use of constraints in functional model with suitable example. A constraint shows relationship between two objects at same time, or among various values of the sam
why are older data models are being replaced by new data models
What is called an evaluation primitive? A relational algebra operation annotated with instructions on how to evaluate is known as an evaluation primitive.
Describe domain constraints. Domain constraints contain entity integrity and referential integrity. The domain is a set of values that might be assigned to an attribute. The en
What is Relational calculus? Relational calculus is a Non- Procedural language.
Which is the properties of entities? Attributes is the properties of entities.
Explain Alternate key? Alternate Key - All the candidate keys except primary key are known as alternate keys.
write a database program for concurrency transaction in a bank
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