[development] Database queries on drupal.org

[Earl Miles]

Moshe Weitzman wrote:
>> 186.896    2.967    63    pager_query    SELECT DISTINCT(n.nid), 
>> n.title, n.type, n.changed, n.uid, u.name, l.last_comment_timestamp AS 
>> last_post, l.comment_count FROM node n INNER JOIN users u ON n.uid = 
>> u.uid INNER JOIN node_comment_statistics l ON n.nid = l.nid WHERE 
>> n.status = D
> 
> 
> the DISTINCT looks unneeded here. also, my node_comment_statistics patch 
> removes a JOIN for this - http://drupal.org/node/75122. not sure who is 
> issueing this query ... we should have some special case for 
> pager_query() so we know who really issued it.

The DISTINCT is probably being added by node_db_rewrite_sql() which 
likes to add DISTINCT to queries even when it's not rewriting them.