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Modifying a cursor
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De
18/06/2014 12:08:57
 
 
À
18/06/2014 01:53:54
Lutz Scheffler
Lutz Scheffler Software Ingenieurbüro
Dresden, Allemagne
Information générale
Forum:
Visual FoxPro
Catégorie:
Base de données, Tables, Vues, Index et syntaxe SQL
Versions des environnements
Visual FoxPro:
VFP 5
OS:
Windows Server 2012
Network:
Windows 2008 Server
Database:
MS SQL Server
Application:
Web
Divers
Thread ID:
01602016
Message ID:
01602042
Vues:
49
>Hi Gregory.
>
>Ooops. Yes I can do this.
>I was shure to have tried and failed ages ago (VFP 5 ???). And I never use fieldnames longer then 10 chars.
>
>Lutz
>
>>>#4 A cursor structure can not be altered (The command is ALTER TABLE)
>>
>>
>>Oh, yes, it can - as long as the length of the fieldname is max 10 chars - beyond 10 chars you will get an error
>>
>>> If you need to alter a structure, you would need SELECT .. INTO Table and later ALTER TABLE
>>
>>Not necessarily
>>
>>
>>	create cursor tmp ;
>>	(	Id	I, ;
>>		Name c(20);
>>	)
>>	insert into tmp values (1, '1')
>>	insert into tmp values (1, '1')
>>	
>>	alter table tmp ;
>>		alter Name c(10) ;
>>		add FirstName c(15);
>>		
>>
>>
Thanks, guys.
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