Plateforme Level Extreme
Abonnement
Profil corporatif
Produits & Services
Support
Légal
English
Cursor
Message
De
14/01/2014 13:55:23
 
Information générale
Forum:
Visual FoxPro
Catégorie:
Codage, syntaxe et commandes
Titre:
Re: Cursor
Versions des environnements
Visual FoxPro:
VFP 9 SP2
OS:
Windows Server 2012
Network:
Windows 2008 Server
Database:
MS SQL Server
Application:
Web
Divers
Thread ID:
01591784
Message ID:
01591855
Vues:
49
That should work. If not, please show the exact select statement you tried.

>Thanks Al - it was the syntax I was having problem with -you had mentioned adding it to the final command thus
>
>INTO CURSOR Email READWRITE 
>
>which didn't work for me. - I was wondering if that was what you meant.
>
>k
>
>>READWRITE makes the Email cursor (the result of the SELECT query) act like a table. You can add or delete rows, change the existing contents etc. If you don't include READWRITE the cursor is read-only.
>>
>>>thanks again Al. Works very smoothly now.
>>>
>>>re the read write - not quite there yet, are you saying this would open the query table and allow input?
>>>INTO CURSOR Email readwrite &&& not working ---- is that what you meant??
>>>
>>>k
>>>
>>>>>I am getting an error read on the second line - anyone know why? tnx k
>>>>>
>>>>>CREATE CURSOR email (email C(40))
>>>>>INSERT INTO Email (Email)     &&&  syntax error
>>>>>select email from myDbf1 ;
>>>>>UNION ;
>>>>>SELECT email from myDBF2;
>>>>>UNION ;
>>>>>SELECT email from myDBF3;
>>>>>UNION ;
>>>>>SELECT email from myDBF4
>>>>>
>>>>>>
>>>>>>UNION eliminates duplicates so the resulting cursor will have all unique emails from your 4 DBFs.
>>>>
>>>>There are only supposed to be 2 commands in what you've shown; there should be a semicolon at the end of the 2nd line.
>>>>
>>>>You don't have to create the cursor in advance - a SQL SELECT can do it for you:
>>>>
>>>>SELECT email from myDBF1 ;
>>>>UNION ;
>>>>SELECT email from myDBF2 ;
>>>>UNION ;
>>>>SELECT email from myDBF3 ;
>>>>UNION ;
>>>>SELECT email from myDBF4 ;
>>>>INTO CURSOR Email
>>>>* if you need a read-write cursor you can add READWRITE to the very end of the above command
>>>>
Précédent
Suivant
Répondre
Fil
Voir

Click here to load this message in the networking platform