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Relational Algebra in Database Systems by LALITH Machavarapu is a document available to read on EtoBox.
What is Relational Algebra in Database Systems about?
The document provides an overview of relational algebra, a procedural query language used in database management systems. It explains the types of operators (unary and binary), examples of operations like SELECT, PROJECT, UNION, INTERSECT, and SET DIFFERENCE, and the conditions for their validity. Additionally, it illustrates how these operations can be applied to manipulate and retrieve data from relational databases.
- Author
- LALITH Machavarapu
- Language
- EN