ONJava.com -- The Independent Source for Enterprise Java
oreilly.comSafari Books Online.Conferences.

advertisement

AddThis Social Bookmark Button
Article:
  SQL Data Types
Subject:   Prove that the combination of two columns are unique
Date:   2006-05-15 15:01:36
From:   vishnulive
How to prove using a query that the combination of two columns are unique in a table which has more than two columns?

1 to 1 of 1
1 to 1 of 1