Clarification on “rownum”

Question

I have a table Table1

Name     Date

A        01-jun-2010

B        03-dec-2010

C        12-may-2010

When i query this table with the

Answer 1

Adding rownums is one of the last things done after the result set has been fetched from the database. This means that the first row will always have rownum 1. Rownum is better used when you want to limit the result set, for instance when doing paging.

See this for more: http://www.orafaq.com/wiki/ROWNUM