1. DATABASE MANAGEMENT SYSTEM (FOR BOTH CSE-4TH -SEM/MECH-3RD SEM DEPARTMENT) MODULE-II Query Language in which user requests information from the database. Categories of…

Slide 1Chapter 2: Intro to Relational Model Slide 2 2.2 Example of a Relation attributes (or columns) tuples (or rows) Slide 3 2.3 Attribute Types The set of allowed values…

No Slide Title PMIT-6102 Advanced Database Systems By- Jesmin Akhter Assistant Professor, IIT, Jahangirnagar University ©Silberschatz, Korth and Sudarshan 3.‹#› Database…

ICOM 5016 – Introduction to Database Systems Lecture 8 Dr. Manuel Rodriguez Department of Electrical and Computer Engineering University of Puerto Rico, Mayagüez ©Silberschatz,…

No Slide Title Advanced Database Systems By- Jesmin Akhter Assistant Professor, IIT, Jahangirnagar University ©Silberschatz, Korth and Sudarshan 3.‹#› Database System…

Formal Definition A basic expression in the relational algebra consists of either one of the following: A relation in the database A constant relation Let E1 and E2 be relational-algebra…

ICOM 5016 – Introduction to Database Systems Lecture 8 Dr. Manuel Rodriguez Department of Electrical and Computer Engineering University of Puerto Rico, Mayagüez ©Silberschatz,…

Chapter 3: Relational Model III Additional Relational Algebra Operations Views Additional Operations We define additional operations that do not add any power to the relational…

No Slide Title Advanced Database Systems By- Jesmin Akhter Assistant Professor, IIT, Jahangirnagar University ©Silberschatz, Korth and Sudarshan 3.‹#› Database System…