Class Central is learner-supported. When you buy through links on our site, we may earn an affiliate commission.

YouTube

Relational Model Explained - DBMS for Placements

CodeHelp - by Babbar via YouTube

Start learning Write review
Corporate Finance Institute Ad

Build the Finance Skills That Lead to Promotions, Not Just Certificates

Learn More → DataCamp Ad

Power BI Fundamentals - Create visualizations and dashboards from scratch

Learn More →

Overview

Google, IBM & Meta Certificates – 40% Off
One Coursera Plus subscription covers most Professional Certificates on Coursera.
Unlock All Certificates
This introductory course explains the relational model in DBMS, including relations, attributes, tuples, schemas, relational keys, foreign keys, and integrity constraints.

Syllabus

- Introduction
- Promo
- What is Relation, its attributes, tuple?
- Degree of a relation
- Cardinality of a relation
- Designing Database schema using ER model and Relational Model
- What are RDBMS?
- Properties of Relation/Table in Relational Model
- Relational Keys, Super Key, Candidate Key, Primary Key, Alternate Key.
- What is Foreign Key?
- Composite Key, Compound Key
- What is Surrogate Key?
- Why Integrity Constraints?
- Domain Constraints
- Entity Constraints
- Referential Constraints
- Can Foreign Key have NULL values?
- Key Constraints

Taught by

CodeHelp - by Babbar

Reviews

Start your review of Relational Model Explained - DBMS for Placements

Start learning

Never Stop Learning.

Get personalized course recommendations, track subjects and courses with reminders, and more.

Sign up for free
Someone learning on their laptop while sitting on the floor.