Re: Selecting * from the base table but getting the inheriteds

From: "James Adams" <pornstarbatman(at)hotmail(dot)com>
To: "Tomasz Myrta" <jasiek(at)klaster(dot)net>
Cc: <pgsql-sql(at)postgresql(dot)org>
Subject: Re: Selecting * from the base table but getting the inheriteds
Date: 2002-10-30 09:25:17
Message-ID: OE26Qx6QC3gYKOvN5wL0000a19a@hotmail.com
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Yea it would be easier to have everything in one table filling unused with
nulls, but I was trying to avoid that because of the wasted space.

But I think I'll do it that way after all :~]

Thanks for your help

----- Original Message -----
From: "Tomasz Myrta" <jasiek(at)klaster(dot)net>
To: "James Adams" <pornstarbatman(at)hotmail(dot)com>
Cc: <pgsql-sql(at)postgresql(dot)org>
Sent: Wednesday, October 30, 2002 9:05 AM
Subject: Re: [SQL] Selecting * from the base table but getting the
inheriteds

> Uz.ytkownik James Adams napisa?:
> > Hello,
> >
> > I have a "baseTable". I have a number of decendantTables that INHERIT
> > from the base table.
> >
> > I want to do somthing like
> >
> > =>select * from baseTable;
> >
> > But I want it to return the data in the all the descendant tables along
> > with the extra column that they contain. How do I do this?
> >
>
> select
> *,
> cast(null as varchar) as another_field1,
> cast(null as int4) as another_field2
> from only basetable
> union
> select
> *
> from descent_table
>
> Isn't it easier to just create baseTable with the same columns as
> descent tables (and fill them with nulls)?
>
> Tomasz Myrta
>
>
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