What is the difference between primary key & unique index ?
Answer Posted / mehdee
- Each primary key must associate with a unique index, but
unique index dose not have to associate to the primary key.
| Is This Answer Correct ? | 6 Yes | 3 No |
Post New Answer View All Answers
What is schema in db2?
What is the function of logging in the db2 database?
What is dbrm? What it contains?
Why do we bind in db2?
How to check sequence on a table in db2?
What is the role of schema in the db2 database?
What is cursor stability in db2?
What are the full forms of spufi and dclgen and why are they used?
What are the prerogatives?
Highlight all the advantages that are attached to a package.
How can you validate Sql errors during cursor operation in db2 pgms and where do you code?
Can you use max on a char column?
What does db2 stand for?
What type of database is db2?
What is database manager in db2?