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1. Lecture_1 || ER- Diagram
2. Lecture_2 || ER diagram
Lecture-3 : Relational Model || super key, candidate key, primary key, foreign key || key constraint, referiantial constriant , domain constraint
lecture-4 || relational Algebra part-1 ( selection and projection)
Lecture_5 || relational algebra _ part_2 ( upcoming)
253 – 232
253
by
Mumtahina Rahman Tushi
Nustar Jahan
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