id	summary	reporter	owner	description	type	status	priority	milestone	component	version	severity	resolution	keywords	cc
19225	WordPress-Importer : Perform less database queries when backfilling attachment urls	tott	duck_	"The current backfill_attachment_urls() approach causes a REPLACE query for each attachment url. This can cause the invalidation of a lot of data and also cause MySQL replication lag in some cases.

The attached patch will make sure to bundle these requests and perform only maximum of one db update per post.
"	enhancement	assigned	normal	WordPress.org	Import		normal		has-patch needs-testing