Difference between primary key and unique key ?
Answer Posted / rajkumar tiwari
Primary key contain non repetitive value and not null
value,and primary key is created on clustered index.In the
table their should be one primary key column.
Is This Answer Correct ? | 2 Yes | 2 No |
Post New Answer View All Answers
How do you tell what your machine name is and what is its IP address?
How to lock and unlock a user account in oracle?
What exactly do quotation marks around the table name do?
How to create a stored function in oracle?
What is SQL Tuning Advisor in Oracle?
How to rename an existing table?
What is oracle update statement with inner join ?
What are advantages of dateset in datastage?
how can we store any pdf file in oracle
What to do if the startbd.bat failed to start the xe instance?
What are internal user account in oracle?
Query to retrieve record for a many to many relationship ?
What is meant by an index?
What is the difference difference between $ORACLE_HOME and $ORACLE_BASE.
What is recycle bin in Oracle?