DBMS%20Interview%20Questions%20and%20Answers
Question: What is 5NF?Answer:A Relation schema R is said to be 5NF if for every join dependency {R1, R2, ..., Rn} that holds R, one the following is true 1) Ri = R for some i. 2) The join dependency is implied by the set of FD, over R in which the left side is key of R. |
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?