On Wed, 15 Jan 2003, Tambet Matiisen wrote:
> ...
> Try this:
>
> SELECT doc.id,doc.title,sub.user_id,sub.operation
> FROM document doc LEFT OUTER JOIN document_subscription sub
> ON sub.document_id = doc.id AND sub.user_id = 6;
yes, this query seems to give the same results as the original
i'm trying to port an existing application from Oracle8i to PostgreSQL but
i'm having problems understanding a certain outer join query type used in
the application. the query includes a normal outer join between two tables
but also uses outer join syntax to join a table with a constant. here's a
