At 20:14 +0300 25/10/02, Peter Nixon wrote:
>I guess I don't understand how to use it properly. can anyone give me some
>more help. When I fire off the following query (at a database of radius
>records)
>
>SELECT substring('CalledStationId' from 2 for 3) FROM calls WHERE
>h323connecttime BETWEEN DATE'YESTERDAY' AND (DATE'YESTERDAY' + INTERVAL'1
>min');
Change this:
SELECT substring('CalledStationId' from 2 for 3)
^ ^
to this:
SELECT substring(CalledStationId from 2 for 3)
In the example you have given, CalledStationID is a literal instead
of a column.
The syntax for substr would be:
SELECT substr(CalledStationId', 2, 3)
Regards
Paul Miller
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Carib Data Limited
<mailto:millerp@caribdata.co.uk>
<http://www.caribdata.co.uk>
