Re: A (+) in the where clause

From: David Crowson <zdxc0d_at_amoco.com>
Date: Tue, 3 Aug 1993 10:22:37 CDT
Message-ID: <1993Aug3.102237.16611_at_amoco.com>


In article 1521_at_grivel.une.edu.au, rpaulo_at_metz.une.edu.au (Reynaldo Paulo) writes:
-->Does anyone out there know what the (+) in the following
-->statement means?
-->
-->
-->select <something>
--> into <avariable>
--> from <atable>
--> where atable.field (+) = <somevalue>

A (+) in the where predicate indicates that it is an outer join. i.e. join to that field and include the rows where that field are NULL values.

---

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Received on Tue Aug 03 1993 - 17:22:37 CEST

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