Stephane,
Sorry, further reading shows me that I'm dumb and you can already do this.
--------------------------
David Olbersen
iGuard Engineer
11415 West Bernardo Court
San Diego, CA 92127
1-858-676-2277 x2152
> -----Original Message-----
> From: David Olbersen
> Sent: Monday, April 07, 2003 9:32 AM
> To: pgsql-sql@postgresql.org
> Subject: RE: [SQL] Difficult query (for me)
>
>
> Stephane,
>
> SELECT
> table1.recordname,
> table1.value - table2.value
> FROM
> table1,
> table2
> WHERE
> table1.recordname = table2.recordname
>
> Right?
>
> --------------------------
> David Olbersen
> iGuard Engineer
> 11415 West Bernardo Court
> San Diego, CA 92127
> 1-858-676-2277 x2152
>
>
> > -----Original Message-----
> > From: Stephane [mailto:sylfanie@club-internet.fr]
> > Sent: Friday, April 04, 2003 12:06 PM
> > To: pgsql-sql@postgresql.org
> > Subject: [SQL] Difficult query (for me)
> >
> >
> > Hello,
> >
> > Basicaly I have two tables like this:
> >
> > Table 1
> > RecordName Value
> > a 100
> > b 100
> > c 100
> > d 100
> > e 100
> > f 100
> >
> > Table 2
> > RecordName Value
> > a 25
> > b 50
> > c 75
> > g 150
> > h 150
> >
> > I would like a query that give me a result like this:
> > a 75 (100-25)
> > b 50 (100-50)
> > c 25
> > d 100
> > e 100
> > f 100
> > g -150
> > h -150
> >
> > It is table1-table2.
> > I could do it for records a,b,c but I do not how to have
> record which
> > are only in one of the two tables.
> > Thanks for your help.
> > Stephane.
> >
> >
> > ---------------------------(end of
> > broadcast)---------------------------
> > TIP 4: Don't 'kill -9' the postmaster
> >
>
