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What is an ERD?
Soccer player ER Diagram to Relational database schema
List the types of authorization. A) Read authorization B) Write authorization C) Update authorization D) Drop authorization
A set of possible data values is called? A set of possible data values is called as domain.
Example: RELATIONAL SCHEMA for PERSON: PERSON (PERSON_ID: integer, NAME: string, AGE: integer, ADDRESS: String) RELATION INSTANCE In this instance, m = 3 and n = 4
how to design a bakery business in data base
What are the types of reference?explain it with suitable examples? Object oriented language given the ability to refer the object attribute of the type can be referred to the s
Q. What is relational algebra and calculus? Explain the relational algebra operators :- Selection and predicate, set operation, joins and division. Sol. Relational Algebra
Question: AirwaysCentre, an international airline booking company currently uses a relational database system for their operations, which includes the following relations: P
Write short notes on relational model The relational model uses a collection of tables to show both data and the relationships between those data. The relational mo
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