Message-ID: <411A4D09.2040500@webde-ag.de>
Date: Wed, 11 Aug 2004 18:44:57 +0200
From: Michael Kleiser <mkl@webde-ag.de>
Organization: WEB.DE AG
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To: David Garamond <lists@zara.6.isreserved.com>
Cc: pgsql-sql@postgresql.org
Subject: Re: Displaying two tables side by side
References: <411A2926.9020500@zara.6.isreserved.com>
In-Reply-To: <411A2926.9020500@zara.6.isreserved.com>
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select
   ( select a from t1 where CAST(t1.oid AS int) - CAST( (select min(oid) from t1) AS int ) = t_all.rownum ) AS a
, ( select b from t1 where CAST(t1.oid AS int) - CAST( (select min(oid) from t1) AS int ) = t_all.rownum ) AS a
, ( select c from t2 where CAST(t2.oid AS int) - CAST( (select min(oid) from t2) AS int ) = t_all.rownum ) AS a
, ( select d from t2 where CAST(t2.oid AS int) - CAST( (select min(oid) from t2) AS int ) = t_all.rownum ) AS a
from (
   select cast(t1.oid AS int) - CAST( (select min(oid) from t1) AS int ) AS rownum
     UNION
   select cast(t2.oid AS int) - CAST( (select min(oid) from t2) AS int ) AS rownum
) AS t_all;

  a | a | a | a
---+---+---+---
  2 | 2 | 4 | 5
  3 | 5 | 7 | 3
  4 | 7 | 3 | 2
  9 | 0 | 1 | 1
    |   | 2 | 0


David Garamond schrieb:
> How can you display two tables side by side? Example:
> 
>  > select * from t1;
>  a | b
> ---+---
>  2 | 2
>  3 | 5
>  4 | 7
>  9 | 0
> 
>  > select * from t2;
>  c | d
> ---+---
>  4 | 5
>  7 | 3
>  3 | 2
>  1 | 1
>  2 | 0
> 
> Intended output:
>  a | b | c | d
> ---+---+---+---
>  2 | 2 | 4 | 5
>  3 | 5 | 7 | 3
>  4 | 7 | 3 | 2
>  9 | 0 | 1 | 1
>    |   | 2 | 0
> 
> Each table has no keys (and no OIDs). Order is not important, but each 
> row from each table needs to be displayed exactly once.
> 
> -- 
> dave
> 
> 
> ---------------------------(end of broadcast)---------------------------
> TIP 4: Don't 'kill -9' the postmaster