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In E-R Diagram how relationship type is represented ?
In E-R Diagram relationship type is represented as a Diamond.
entity relationship diagram about finance
Explain briefly concurrent task by taking an example. Concurrent Task- The concurrent occurrence of more than one event is called concurrent task. Operating systems can handl
Advantages of Data Distribution The primary benefit of distributed database systems is the ability to access and share data in a reliable and efficient manner.
Cyber Transit Ltd keeps up-to-date information on the processing and current position of each dispatched item. Dispatched items are the main concern of the Cyber Transit product tr
Example: Consider the following relations: ROLLNO NAME ADDRESS COURSE_ID 100 Ka
How does Tuple-oriented relational calculus vary from domain-oriented relational calculus? The tuple-oriented calculus uses a tuple variables i.e., variable whose only allowed
Consider the relations EMPLOYEE(emp#, name) ASSIGNED_TO(project#, emp#) PROJECT(project#, project_name, chief) Express the subsequent queries in Relational Algebra (i) Ge
What is the archtetype/instance pattern? The archetype/instance pattern happens when one entity tracks occurrences of another entity. A common example is the relationship among
What is Relational Algebra? Relational algebra is a Procedural query Language?
The data of a view is not physically stored, but derived from one or more tables. True the data of a view is not physically stored
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