From: | Werner Modenbach <modenbach(at)alc(dot)de> |
---|---|
To: | pgsql-sql(at)postgresql(dot)org |
Subject: | adding fields containing NULL values |
Date: | 2000-05-29 11:58:31 |
Message-ID: | 00052913594506.02278@werner.alc.de |
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Thread: | |
Lists: | pgsql-sql |
Hi all!
Let's say I have a table like:
employee date sallary extras
--------------------------------------
Name1 01-31-1999 5000.00 NULL
Name1 02-29-1999 5000.00 500.00
Name1 03-31-1999 5000.00 NULL
I would like to get something like:
employee date total
-----------------------------
Name1 01-31-1999 5000.00
Name1 02-29-1999 5500.00
Name1 03-31-1999 5000.00
Umfortunately 'select employee,date,sallary+extras as total' doesn't give the
desired result because 'somevalue + NULL' is considered to be NULL.
Is there any solution for my (small) problem?
- Werner -
BTW: I'm running PostgreSQL V 6.5.1
--
---------------------------------------
Werner Modenbach modenbach(at)alc(dot)de
ALC Computertechnik GmbH http://www.alc.de
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