Subject Re: [Firebird-Architect] "Adapted" PLAN for parametrized LIKE queries
Author Thomas Steinmaurer
>> Sounds good. Again. Only for those kind of statements, where an
>> execution plan could differ for already known parameter values.
> Sure.
>> The extra prepare time might be an issue, as we have seen the difference
>> in a firebird-support discussion on a largish table with a lot of
>> pointer pages, which are read at prepare time, AFAIK.
> This [expensive] part of the preparation happens once per the every
> involved table and it doesn't depend on the computational complexity of
> the chosen plan. So the time cost we're speaking about here would be
> quite hard to notice.

Sounds even better. ;-)

Thanks for dropping into that discussion.