what is mean by prmary key and foreign key and how can we
diffrentiate that?
Please answer me.
Advance thanks.
Answer Posted / dheeban02
primary key is used as unique key and foreign key is referred
with foreign key
Is This Answer Correct ? | 3 Yes | 3 No |
Post New Answer View All Answers
Can we create trigger on materialized view in oracle?
Can you assign multiple query result rows to a variable?
What are the different windows events activated at runtime ?
How to create a temporary table in oracle?
15. Display the item_cost and then truncate it to the nearest hundred, ten, unit, tenth and hundredth.
What do you mean by group by clause?
Explain an index?
Can we call procedure inside function in oracle?
Explain user account with reference to oracle.
What is a snapshot log?
What are the differences between blob and clob in oracle?
State and explain the different types of data models?
What is the quickest way to export a table to a flat file?
what is the scenario where you take the database to NoArchivelog mode?
Why we use bulk collect in oracle?