Subject | RES: [firebird-support] String Concatenation with null field |
---|---|
Author | FabrÃcio Fadel Kammer |
Post date | 2006-01-09T21:22:37Z |
OK Martijn Tonies,
But this is the unique form? My scripts will increase a lot in size with
this.
Thanks again,
FabrÃcio F. Kammer
-----Mensagem original-----
De: firebird-support@yahoogroups.com
[mailto:firebird-support@yahoogroups.com] Em nome de Martijn Tonies
Enviada em: segunda-feira, 9 de janeiro de 2006 17:20
Para: firebird-support@yahoogroups.com
Assunto: Re: [firebird-support] String Concatenation with null field
Martijn Tonies
Database Workbench - tool for InterBase, Firebird, MySQL, Oracle & MS
SQL
Server
Upscene Productions
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But this is the unique form? My scripts will increase a lot in size with
this.
Thanks again,
FabrÃcio F. Kammer
-----Mensagem original-----
De: firebird-support@yahoogroups.com
[mailto:firebird-support@yahoogroups.com] Em nome de Martijn Tonies
Enviada em: segunda-feira, 9 de janeiro de 2006 17:20
Para: firebird-support@yahoogroups.com
Assunto: Re: [firebird-support] String Concatenation with null field
> I'm with a new problem with concatenation now!Use COALESCE to turn the NULL into something else.
>
> If I try to concatene two string fields and one of them is NULL the
> concatenation result is NULL :-(
>
> How can I prevent this? I need to create some sql scripts to concatene
> some fields and I'm not able do know if the field is NULL or not.
Martijn Tonies
Database Workbench - tool for InterBase, Firebird, MySQL, Oracle & MS
SQL
Server
Upscene Productions
http://www.upscene.com
Database development questions? Check the forum!
http://www.databasedevelopmentforum.com
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
Visit http://firebird.sourceforge.net and click the Resources item
on the main (top) menu. Try Knowledgebase and FAQ links !
Also search the knowledgebases at http://www.ibphoenix.com
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