why should i declare foreign key constraint as self relation instead of binary

why should i declare foreign key constraint as self relation
instead of binary relation in tables ?

Question Posted / bikram

No Answer is Posted For this Question
Be the First to Post Answer

More Oracle General Interview Questions

What is a deadlock in SQL? How can you prevent it?

How to end the current transaction in oracle?

How can we find out the current date and time in oracle?

How can we Update a table with out using UPDATE command?

How to increment dates by 1 in oracle?

Can we call procedure inside function in oracle?

wirte the syntax of update query?

How to connect to the server with user account: sys?

Can you tell me how to add new column in existing views?how?How is possible?

what are different types of locks?

What are nested tables?

Can cursor variables be stored in PL/SQL tables.If yes how. If not why?

For more Oracle General Interview Questions Click Here