what is the difference between unique and primary key
Answer Posted / priyanka
Both are uniqe identification keys but Primary key should
not be null but uniqe key should.
| Is This Answer Correct ? | 1 Yes | 1 No |
Post New Answer View All Answers
In which format data is stored in database?
Compare non-clustered and clustered index
What is rdbms data?
What is distributed queries?
What is the advantage of the database management approach
Explain the hierarchical database?
What is write ahead logging in DBMS?
Is there a database program for mac?
What is the license for clipper?
What database does facebook use?
What is the use of database management system?
Explain 4nf?
What is pdo database?
Define weak entity set.
Tell us about some Dot operator queries?