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How to use SQL Select UNION with TOP
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Information générale
Forum:
Visual FoxPro
Catégorie:
Base de données, Tables, Vues, Index et syntaxe SQL
Divers
Thread ID:
01303352
Message ID:
01303382
Vues:
10
>
>Only one ORDER BY is allowed per UNION. You can use derived tables to get around it
>
>SELECT * FROM (select TOP 50 * from MyTable where PK_VAL > nVar Order by PK_VAL) dt1 ;
>UNION ALL ;
>SELECT * FROM (select TOP 50 * from MyTable where PK_VAL < nVar Order by PK_VAL DESC) dt2
>
Thank you very much for the suggestion.
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