Subject Re[2]: [ib-support] Null values in where clause
Author Alexander Tabakov
Post date 2003-04-08T17:04:20Z
>You have to use IS NULL, or IS NOT NULL, such as:
>where Street_Name IS NULL (or where Street_Name IS NOT NULL), for example

I was thinking about this, but I don't know how it would affect
the performance of the query

--
Best regards,
Alexander mailto:saho@...