id	summary	reporter	owner	description	type	status	priority	milestone	component	version	severity	resolution	keywords	cc
16826	Optimize SQL for term exclusions	scribu	scribu	"When calling WP_Query with an argument like 'cat=-1', the WP_Tax_Query::get_sql() method uses a dependant subquery to retrieve posts that don't belong to that category.

This can be achieved in a more efficient way by using a LEFT JOIN."	enhancement	closed	normal		Performance		normal	invalid	has-patch