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SQL sum syntax
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À
14/09/2011 16:06:36
Information générale
Forum:
Visual FoxPro
Catégorie:
Base de données, Tables, Vues, Index et syntaxe SQL
Titre:
Versions des environnements
Visual FoxPro:
VFP 9 SP2
OS:
Windows 7
Network:
Windows 2003 Server
Database:
Visual FoxPro
Application:
Desktop
Divers
Thread ID:
01523537
Message ID:
01523539
Vues:
63
This message has been marked as a message which has helped to the initial question of the thread.
It's basic select with SUM() and GROUP BY
SELECT Empno, empname,  SUM(gross) As Amount FROM mytable GROUP BY  Empno, empname
>I have a simple payroll table with multiple entries for each employee. Something like;
>
>Empno empname gross
>1 jack $500
>1 jack $500
>2 Jill $100
>2 Jill $100
>2 Jill $100
>
>etc...
>
>I'd like to create a table like this;
>Empno empname gross
>1 jack $1000
>2 jill $300
>
>where the gross has been summed for each employee.
>
>In the past I have done this with scan/endscan and calculate sum , old method.
>
>Can someone show me an example of a simpler method, I suspect SQL select.
>
>Thanks, I apologize for being so elementary but my vfp usage has been almost nihl for the past year.
>
>Steve
--sb--
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