Hi,

There are limitations on what the optimizer can do currently.

For really complicated queries, it might make sense if you create a
temporary table, then the right indexes, and then use this temp table.

Regards,
Thomas



On Mon, Apr 15, 2013 at 8:58 AM, Noel Grandin <[email protected]> wrote:

>
> - What version are you testing on?
> Would be great if you could test with the nightly build because I made
> some index selection improvements recently.
>
> - What does your DB URL look like?
>
> - Can you do an EXPLAIN on both variants and post the results here?
>
> Regards, Noel Grandin
>
>
> --
> You received this message because you are subscribed to the Google Groups
> "H2 Database" group.
> To unsubscribe from this group and stop receiving emails from it, send an
> email to 
> h2-database+unsubscribe@**googlegroups.com<h2-database%[email protected]>
> .
> To post to this group, send email to [email protected].
> Visit this group at 
> http://groups.google.com/**group/h2-database?hl=en<http://groups.google.com/group/h2-database?hl=en>
> .
> For more options, visit 
> https://groups.google.com/**groups/opt_out<https://groups.google.com/groups/opt_out>
> .
>
>
>

-- 
You received this message because you are subscribed to the Google Groups "H2 
Database" group.
To unsubscribe from this group and stop receiving emails from it, send an email 
to [email protected].
To post to this group, send email to [email protected].
Visit this group at http://groups.google.com/group/h2-database?hl=en.
For more options, visit https://groups.google.com/groups/opt_out.


Reply via email to