Re: cursor with dinamic string

Thank you very much

> Hello
>
> 2011/3/25 Luca Santaniello<luca.santaniello.81@gmail.com>:
>> Hi all,
>>
>> I need use dinamic string for my cursor... My code is:
>>
>> query varchar := 'field1, field2 from ''' || tableName ||''' ........; //has
>> dinamic params
>>
> use a FOR EXECUTE statement
>
> FOR r IN EXECUTE 'SELECT .. FROM ' || quote_ident(tableName) || ' ....'
> LOOP
>    ...
>
> you can use OPEN FOR EXECUTE too, but FOR statement is preferable
>
> Regards
>
> Pavel Stehule
>
> http://www.postgresql.org/docs/9.0/interactive/plpgsql-cursors.html#PLPGSQL-CURSOR-OPENING
>
>> then I create cursor...
>>
>> myCursor CURSOR FOR SELECT query;
>>
>> I compile my function but when i run it I obtain error...
>>
>> ERROR:  invalid input syntax for integer: ......
>> CONTEXT:  PL/pgSQL function "my_function" line 72 at FETCH
>>
>> If I use static string, I don't have problems!!!
>>
>> Can I solve it?
>>
>> Thanks in advance
>>
>> --
>> Luca Santaniello
>> email: luca.santaniello.81@gmail.com
>> skype: luca.santaniello
>> msn: luketto81@hotmail.com
>>
>>
>> --
>> Sent via pgsql-general mailing list (pgsql-general@postgresql.org)
>> To make changes to your subscription:
>> http://www.postgresql.org/mailpref/pgsql-general
>>


--
Luca Santaniello
email: luca.santaniello.81@gmail.com | luca.santaniello@email.it
phone: +39 3470373994
skype: luca.santaniello
msn: luketto81@hotmail.com