There are lot of companies who do not have DBA's. Some of them have tie up with others to maintain their database but some them rely on 'amateurs' in DBA...

Good one Brian. Basics are well explained...

Nice article with good info....

Nice links provided in the discussion. Thanks giys...

As a new author you have done a very good job. Good article.

The article and discussion both are superb...

Excellent Article...

Question is correct.

Nice article...

Good Question...

Nice one.

This one is very cool...

Excellent question...

Thanks another new thing to learn.:)

Decent one...