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  2. RPG400-L
  3. December 2001

Re: SQL

Folks:

The official language of all midrange.com lists is ENGLISH.

david

At 07:21 AM 12/28/2001, you wrote:
>El problema surge porque trata de poner NULL en los registros sin pareja.
>
>Se puede resolver agregando una condición despues del segundo select,  que
>solo actualice los registros de tabla1 que si estan en tabla2
>
>... /CAMPO1) where tabla1/campo1 in (select campo2 from tabla2)
>
>foros_informat@panalon.com escribió:
>
> > Necesito actualizar varios campos de importes de una tabla, una solución
> > seria por SQL
> > con una sentencia tal como :
> >        UPDATE librería/tabla1 SET
> >             (Importe1, Importe2, Importe3) = (SELECT IMP1, IMP2, IMP3 FROM
> > LIBRERÍA/TABLA2
> > WHERE TABLA2/CAMPO2 = TABLA1/CAMPO1 )
> >  esto funcionaria bien si todo CAMPO1 estuviera en tabla2/campo2, pero mi
> > caso no es ese
> > y me da error la sentencia.
> > ¿COMO PODRIA SOLUCIONARLO?

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