Re: Sorting data based fields in two linked tables - Mailing list pgsql-sql

From Oliver d'Azevedo Christina
Subject Re: Sorting data based fields in two linked tables
Date
Msg-id 578F5EAE-5567-4254-AE34-380B249E8F63@gmail.com
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In response to Sorting data based fields in two linked tables  ("R. Smith" <ship.quotes@gmail.com>)
List pgsql-sql
Can you provide An example?

Best,
Oliveiros

Enviado via iPhone

Em 13/05/2011, às 04:00 PM, "R. Smith" <ship.quotes@gmail.com> escreveu:

> Hi,
>
> I am looking for a way to sort data returned from two tables with the
> first sort based on a field from table A and the secord sort based on
> the results of the first sort but the sort field is from table B.
> While I can sort on either fields from either table, I cannot get it
> to work on both. I have tried a crosstab query, but this a fails as
> the number of rows returned from TABLE B for each row in TABLE A is an
> unknown. I tried creating a temporary table, to then sort on, but this
> failed as well. Example layout below:
>
> Table A
>
> ID FIELD1 FIELD2
>
> Table B
>
> ID, A.ID FIELD1,FIELD2
>
> Output Based on sorting A.FIELD2, then B.FIELD1
>
> A.ID,A.FIELD1,A.FIELD2,  B.FIELD1,B.FIELD2, B.FIELD1,B.FIELD2, B.FIELD1,B.FIELD2
>
> Can anyone help me with this?
>
> Regards
>
> --
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