[development] Announcing DRUPAL-7-0-UNSTABLE-6

Moshe Weitzman weitzman at tejasa.com
Fri Mar 20 12:10:26 UTC 2009

Yes, the extender system allows for mini pagers and such which can
have better performance and fewer features. Here is a great article
describing some techniques:

As for your specific example of the front page query, an alternate
approach for such a site is to swap in a materialized view -
http://drupal.org/project/materialized_view (no code in CVS yet)

On Fri, Mar 20, 2009 at 6:04 AM, Robert Douglass <rob at robshouse.net> wrote:
>> - The new database system (DBTNG) now supports pager and tablesort queries
>> via "extenders," which means that we can now work on converting pretty much
>> all of Drupal core queries to DBTNG. Feel free to pick off an issue from
>> http://drupal.org/project/issues/3060/term/131 if you'd like to get a head
>> start on learning this essential part of Drupal.
> Can these extenders be used to make pagers that *DON'T* do a pager query,
> but just go to the next chunk until there isn't any? The reason I ask is
> that the current pager system barfs with millions of nodes. Queries like
> "SELECT COUNT(*) FROM node WHERE status = 1 AND promoted = 1" take enormous
> amounts of time to execute with millions of nodes, but are a part of every
> q=node front page. There are other examples.

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