From: | Peter Eisentraut <peter_e(at)gmx(dot)net> |
---|---|
To: | Frank Morton <fmorton(at)base2inc(dot)com> |
Cc: | <pgsql-sql(at)postgresql(dot)org> |
Subject: | Re: combining |
Date: | 2001-02-12 19:01:32 |
Message-ID: | Pine.LNX.4.30.0102121959220.1100-100000@peter.localdomain |
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Lists: | pgsql-sql |
Frank Morton writes:
> These two queries get me what I want from each table:
>
> select unique id from table1 where lastname='morton';
> select unique id from table2 where ((type = "pie") and (content = 'apple));
>
> What is the best way to combine these into one query?
select table1.id from table1, table2 where table1.id = table2.id and
lastname = 'morton' and type='pie' and content = 'apple';
Or in 7.1, optionally:
select id from table1 natural join table2 where lastname = 'morton' and
type ='pie' and content = 'apple';
--
Peter Eisentraut peter_e(at)gmx(dot)net http://yi.org/peter-e/
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