DBMS%20Interview%20Questions%20and%20Answers
Question: What is a self-join?Answer: If we want to join two instances of the same table we can use self-join. |
Is it helpful?
Yes
No
Most helpful rated by users:
- What is database or database management systems (DBMS)?
- What is SQL?
- What's the difference between file and database? Can files qualify as a database?
- What’s difference between DBMS and RDBMS?
- How many types of relationship exist in database designing?