I am posting this second time, just because of there was no reply on previous post. - Did you ask yourself why nobody didn’t try to answer?
[/b]I want to insert the one more column value in the existing table. - This is so general question, and it is like you are asking ‘Can you help me’. We will help you, but fill us with some useful information before you expect any answers.
So, reformulate your question add some useful information to us, and we will help you.