Answer Posted / deva
its used to create a primary keys based on two or more
columns in the particular table.
By the set, those should be unique.
| Is This Answer Correct ? | 14 Yes | 3 No |
Post New Answer View All Answers
you are a universe designer and report developer in BO, what type of information you gather from client?Briefly explain plz
How to start a new transaction in oracle?
what is insert all statement in sql
Briefly explain what is literal? Give an example where it can be used?
How to invoke the data pump export utility?
What is clustered table in Oracle?
What is data file?
what is a Nested Loop join?
How to create a temporary table in oracle?
Illustrate how to determine the amount of physical CPUs a Unix Box possesses (LINUX and/or Solaris).
Select all the employees who were hired in last 2 years and who works in dept where max managers are working.
What happens internally when the user types userID/password@string in SQL PLUS Thanks-Bhaskar
Which dictionary view(s) would you first look at to understand or get a high-level idea of a given Advanced Replication environment?
Why we use bulk collect in oracle?
How to change system global area (sga) in oracle?