RE: [SQL] combining a single field in two tables into one column.

try:
select subnum from subs
union all
select vnum from vend;
-DEJ

> -----Original Message-----
> From: JT Kirkpatrick [SMTP:jt-kirkpatrick(at)mpsllc(dot)com]
> Sent: Friday, April 30, 1999 10:59 AM
> To: 'pgsql-sql(at)hub(dot)org'
> Subject: [SQL] combining a single field in two tables into one
> column.
>
> i come seeking wisdom. . .
>
> i have two tables, one for subcontractors and another for vendors. subs
> have a primary key of subnum int4, vendors a primary key of vnum int4. i
> need to create a query that allows me to see a complete list of these
> numbers in a single column. for instance, subnum (all begin with 9) has
> values 90001, 90002, 90003 (only three records for the example), and vnum
> (all begin with 2) has values 20001, 20002. i'd like my query result to
> show:
>
> 90001
> 90002
> 90003
> 20001
> 20002
>
> this does NOT work: select a.subnum as z, b.vnum as z from subs a, vend
> b;
> NOR does: select a.subnum, b.vnum from subs a, vend b;
>
> by the way, the two tables DO NOT relate to each other (i.e., 90001 does
> not have anything to do with 20001). . .
>
> TIA, jt