08 - Types Of Keys (Part 2) | Primary Key, Super Key and Alternative keys | Database
This video is the second part of types od key in database. This video answers the following questions:
1) What is primary key? How many primary keys are possible in a database table?
2) What are alternative keys? At most how many alternative keys are possible?
3)What are super keys? How to find out possible super keys in a relation?
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