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SQL Select Group by problem
Message
 
À
03/09/2003 16:31:47
Information générale
Forum:
Visual FoxPro
Catégorie:
Autre
Divers
Thread ID:
00825813
Message ID:
00825817
Vues:
15
In VFP 8.0, database engine has some critical changes. Set ENGINEBEHAVIOR to 70 for the SQL to work.

Here is the text from the Help:
The GROUP BY clause does not support Memo or General fields. 
The GROUP BY clause must list every field in the SELECT list except for 
fields contained in an aggregate function, such as the COUNT( ) function. 
In addition, the GROUP BY clause must also list every field in a HAVING 
clause except for fields contained in an aggregate function.

For example, the following code raises an error because the field company is 
not listed in the GROUP BY clause.

SELECT company, country FROM Customer GROUP BY country
You can include an aggregate function in the SELECT list without having it 
in the GROUP BY clause. 

For example, the following code uses the COUNT( ) function on the field 
company without having the field company in the GROUP BY clause.

SELECT COUNT(company), country FROM Customer GROUP BY country
>I have read the documentation and several articles. I still can not get the following code to work.
>
>lcReocrdRange = ' '     && in real code this is a calculation
>Select building.name , ;
>		master.roomnum , master.invnum , master.oldinvnb , ;
>		master.objname , master.surdte , master.surdte2  , ;
>		master.objmat  , ;
>		master.objdesc , ;
>		padr(reduce(CHRTRAN(CHRTRAN(master.objdesc , ;
>			CHR(13),''), CHR(10),''), SPACE(1)),254)  AS desc , ;
>		department.name  AS deptname  ;
>	From master, building, department ;
>	Where building.code = master.inscode ;
>		AND department.code = master.deptcode ;
>		&lcReocrdRange ;
>	Group BY building.name  , ;
>			 master.roomnum , ;
>			 master.invnum    ;
>	Into CURSOR antiqsum
>
>I get the an error message that Group by clause is invalid or missing. What am I missing?
>
>Any help appreciated.
- Jayesh
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