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Get PK Value for unique field value
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À
24/09/2004 13:14:28
Information générale
Forum:
Microsoft SQL Server
Catégorie:
Syntaxe SQL
Divers
Thread ID:
00945785
Message ID:
00945787
Vues:
15
Hi Dan,

You have to define the meaning of "the first PK value" in terms of data in the table. IOW, which field defines the PK order and how.

>I have a table that is using UNIQUEIDENTIFIER pk values. There is another character field that has duplicate values in it.
>
>For example (using integer pks for simplicity)
>
>
>PK   Value
>1    a
>2    b
>3    a
>4    c
>5    a
>
>
>I want a query that will give me the first PK value for each unique "Value". So I will get back:
>
>
>PK
>1
>2
>4
>
>
>How can I do this?
--sb--
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