Re: How to retrieve rows with empty value in numeric(12,8) columns

From: Adarsh Sharma <adarsh(dot)sharma(at)orkash(dot)com>
To: pgsql-general General <pgsql-general(at)postgresql(dot)org>
Subject: Re: How to retrieve rows with empty value in numeric(12,8) columns
Date: 2011-12-06 11:00:30
Message-ID: 4EDDF5CE.3090501@orkash.com
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try
>
> select * from table where lat IS NULL;
>
> Bèrto
:-) It works, Thanks a lot Berto !

can you explain how it works or any link that explain the difference
between 2 queries.

Best regards
Adarsh

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