From: | Savita <savita(at)india(dot)hp(dot)com> |
---|---|
To: | Tino Wildenhain <tino(at)wildenhain(dot)de> |
Cc: | shridhar_daithankar(at)persistent(dot)co(dot)in, pgsql-general(at)postgresql(dot)org |
Subject: | Re: COPY COMMAND |
Date: | 2002-11-26 11:31:23 |
Message-ID: | 3DE35B8A.391AB1B6@india.hp.com |
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Thread: | |
Lists: | pgsql-general |
Hi Tino,
These query does not work.
Tino Wildenhain wrote:
> Hi Savita,
>
> --On Dienstag, 26. November 2002 16:02 +0530 Savita <savita(at)india(dot)hp(dot)com>
> wrote:
>
> > Hi,
> > I am able to insert the null field using \N in the text file,but while
> > retiving the data I am not able to retrive it.
> >
> > After inserting data I tried this select statement
> >
> > select * from os_customer_master where updated_by=' ';
> > and
> > select * from os_customer_master where updated_by=null;
> >
> > but it gives 0 rows.then how will I select this values.
>
> Nothing to do with copy :)
> Just try:
>
> select * from os_customer_master where isnull updated_by;
>
> Regards
> Tino
--
Best Regards
- Savita
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