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Query Question
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29/01/2014 12:47:42
 
 
Information générale
Forum:
Microsoft SQL Server
Catégorie:
Syntaxe SQL
Titre:
Versions des environnements
SQL Server:
SQL Server 2012
Application:
Web
Divers
Thread ID:
01592560
Message ID:
01592571
Vues:
47
>>The company table has a name column char(25) and a comp_code column char(4).
>>The comp_code column is unique, but there are duplicates in the name column.
>>
>>I'm trying to design a query that will give the name once and the comp_code associated with that name.
>>For duplicates, it doesn't matter which comp_code appears, so long as it is associated with that name.
>>Any ideas?
>
>;with cte as (select *, row_number() over (partition by [name] order by comp_code) as Rn from Companies)
>
>select * from cte where Rn = 1 -- only one of the duplicate names will be displayed with min code
>
>There is also a new article in TechNet Wiki for TechNet Guru competition
>
>http://social.technet.microsoft.com/wiki/contents/articles/22706.how-to-remove-duplicates-from-a-table-in-sql-server.aspx

Thanks, Naomi!
Anyone who does not go overboard- deserves to.
Malcolm Forbes, Sr.
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