Solved

SQL SELECT DISTINCT Statement

Posted on 2011-03-09
5
260 Views
Last Modified: 2012-05-11
How do I write a Select Distinct statement that delete duplicate data from a table and dump the result to another table?
0
Comment
Question by:yguyon28
  • 2
  • 2
5 Comments
 
LVL 143

Accepted Solution

by:
Guy Hengel [angelIII / a3] earned 500 total points
ID: 35083911
you can do both in 1 statement with sql 2005+:
using the DELETE ... OUTPUT ... INTO @table   followed by INSERT INTO othertable ... SELECT ... FROM @table
see here:
http://msdn.microsoft.com/en-us/library/ms177564.aspx
0
 

Author Comment

by:yguyon28
ID: 35083984
Oh ok, can you write me a basic SQL statement that does this.
0
 
LVL 143

Expert Comment

by:Guy Hengel [angelIII / a3]
ID: 35084093
please see example F on the linked page
0
 
LVL 23

Expert Comment

by:wdosanjos
ID: 35084277
@yguyon28:

Do all columns in your table indicate a duplicate record?  Or just a few columns?
0
 
LVL 23

Expert Comment

by:wdosanjos
ID: 35084309
Also, does your table have a primary key?
0

Featured Post

Free Tool: Path Explorer

An intuitive utility to help find the CSS path to UI elements on a webpage. These paths are used frequently in a variety of front-end development and QA automation tasks.

One of a set of tools we're offering as a way of saying thank you for being a part of the community.

Question has a verified solution.

If you are experiencing a similar issue, please ask a related question

Nowadays, some of developer are too much worried about data. Who is using data, who is updating it etc. etc. Because, data is more costlier in term of money and information. So security of data is focusing concern in days. Lets' understand the Au…
In this article we will learn how to fix  “Cannot install SQL Server 2014 Service Pack 2: Unable to install windows installer msi file” error ?
Via a live example, show how to set up a backup for SQL Server using a Maintenance Plan and how to schedule the job into SQL Server Agent.
Viewers will learn how the fundamental information of how to create a table.

792 members asked questions and received personalized solutions in the past 7 days.

Join the community of 500,000 technology professionals and ask your questions.

Join & Ask a Question