Subject | Re: [firebird-support] Re: Question about PLANs |
---|---|
Author | Arno Brinkman |
Post date | 2003-12-06T17:11:09Z |
Hi,
calculated before execute and this is what you always want.
Regards,
Arno Brinkman
ABVisie
-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-
Firebird links :
http://www.firebirdsql.com
http://www.firebirdsql.info
http://www.fingerbird.de/
http://www.comunidade-firebird.org/
Nederlandse firebird nieuwsgroep :
news://80.126.130.81
> "The optimizer recalculates plan on every statement thus if contentNo, when NO PLAN is forced in the Stored Procedure then the PLAN is
> has changed then the PLAN can change too."
>
> If the plan can change frequently (Because the contents of the tables
> will change continuously), this statement shouldn't be used inside a
> Stored Procedure. AFAIK, the plan will be defined when the SP is
> created and, in this case, the selected plan couldn't be the most
> adequate. Is this correct ?
calculated before execute and this is what you always want.
Regards,
Arno Brinkman
ABVisie
-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-
Firebird links :
http://www.firebirdsql.com
http://www.firebirdsql.info
http://www.fingerbird.de/
http://www.comunidade-firebird.org/
Nederlandse firebird nieuwsgroep :
news://80.126.130.81