Try:
select count(*) from resource where reengine <> 'X';
Alex Turner
NetEconomist
On Wed, 5 Jan 2005 13:51:58 -0800, MargaretGillon@chromalloy.com
<MargaretGillon@chromalloy.com> wrote:
> I have a small table in which I have a Character(1) field called reengine.
> The field either has an "X" or is empty. This field does not have NULL
> values. There are 27 records in the table, 25 are marked with an 'X' in
> reengine.
>
> I am querying the table from pgadmin v1.1.0 for windows.
>
> When I write
> select count(*) from resource where reengine = 'X';
> the result is 25
>
> when I write
> select count(*) from resource where NOT (reengine = 'X');
> the result is zero even though there are two records without the 'X'.
>
> I have also tried:
> select * FROM RESOURCE where reengine > 'X';
> select * FROM RESOURCE where reengine < 'X';
> select * FROM RESOURCE where reengine = '';
>
> but nothing works except the " reengine = 'X' "
>
> I have other fields in this table that I can query with the "NOT" and the
> query works.
>
> The records are being written with insert statements from a Windows2000
> computer using ODBC.
>
> Can someone explain this. I tried looking in archives but didn't find
> anything.
>
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