Видео с ютуба Database Keys

Database Keys Made Easy - Primary, Foreign, Candidate, Surrogate, & Many More

Keys in RDBMS

What is a Foreign Key Constraint? Understanding Primary & Foreign Keys

Primary & Foreign Keys

Концепция ключей в СУБД — суперключ, первичный ключ, кандидат, внешний ключ и т. д.

Keys in DBMS | Primary Key | How to find it?

What are Keys in Database?

Lec 3: Super Key | Candidate Key | Primary Key | Types of keys in DBMS

Lec-8: What is CANDIDATE KEY and PRIMARY key | Full Concept | Most suitable examples | DBMS

MySQL: PRIMARY KEYS are easy

What is key? full Explanation | DBMS |Primary, Foreign, Unique, Composite, Alternate & Condidate Key

Database Design 30 - Simple Key, Composite Key, Compound Key

Natural vs. Surrogate Keys: Making Informed Choices for Database Design

Реляционная база данных

Relational Database and Keys

Keys in SQL | Primary Key | Super key | Candidate Key | Alternate Key | Unique Key | Foreign Key

MySQL in 25 Minutes | Primary and Foreign Keys | Database Terminology for Beginners

Database Design 25 - Surrogate Key and Natural Key

Database Design 26 - Should I use Surrogate Keys or Natural Keys?