PB with Null string - Mailing list pgsql-general

From darold
Subject PB with Null string
Date
Msg-id 3680B749.3B30CF42@neptune.fr
Whole thread Raw
Responses Re: [GENERAL] PB with Null string
List pgsql-general
Hi,


I have tried this query to check if a field is empty:

    SELECT * FROM t_table WHERE s_string='';

where s_string is declared as text. But this doesn't work, why? Is
there's an
other way to do that ? I have also tried with NULL but I think it is not
included
in the 6.3.2...

Thank,

Gilles


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