When you insert new records into an SQL database, you may run into issues where you accidentally overwrite records that are already present due to a duplication issue. You can use a simple alteration ...

Do you want to find out how to avoid duplicates in the results of a SQL SELECT query? This article will show you how. Simply use the DISTINCT clause and between the SELECT clause and the fields.

I'm doing some development on a dev server of ours for a site that's currently live on another server. They have their own server with a SQL Server database holding the data for the live site. So as ...

Create a new empty table except set the fields that you don''t want duplicated as primary key and then dump the entire table from old to new and all the duplicated records will get bumped out as they ...