Re: A question about Join?...

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От Stephan Szabo
Тема Re: A question about Join?...
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Msg-id 20040623095054.K55447@megazone.bigpanda.com
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Ответ на A question about Join?...  ("Jhonatas M. Rodríguez" <jhonatas_rod@yahoo.com>)
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On Wed, 23 Jun 2004, [iso-8859-1] Jhonatas M. Rodríguez wrote:

> Hello Everybody?...
>
>
>
>    Hey, i have a question about of the uses the joins
> in PostgreSQL.
>
> In SQL Server the joins i can use with the simbol(*),
> Example:. the right join is "field1=*field2"
>
> In Oracle the joins are with the simbol (+),
> Example:. the left join is "field1(+)=field2"
>
> What is the simbol the PostgreSQL in the use the
> JOINS?....

PostgreSQL uses the SQL standard syntax for outer joins.

Things like:
 table1 LEFT JOIN table2 ON (table1.field1 = table2.field2)
 table2 RIGHT OUTER JOIN table1 ON (table2.field2 = table1.field1)

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