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aggregation
Describe about Use Case and external case in DFD The processes are transformed those into the Use Case and external case in DFD has same characteristics which of an actor in O
What is meant by heuristic optimisation?Discuss the major heuristics that are applied during query optimisation.
What is Data dictionary? A data dictionary is a reserved space in a database that is employed to store information about the database itself. A data dictionary may consist o
a method named WonGame that checks each letter in the word is matched by its label
Update Operations and Dealing with Constraint Violations There are three basic operations to be executes on relations: Insertion Deletion Update The INSER
explain cascading rollback
Benefits and Limitations od Data Models?
Chapter 10a review questions
What are the various properties of Relational tables? Relational tables have 6 properties: 1. Each row is unique. 2. Column values are of the same kind. 3. Values are
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