insert into wp_term_relationships 
select a.id, 48, 0
from wp_posts as a where a.post_type = 'tcp_product'


update wp_posts as a inner join (
select id, replace(post_title, ' ', '-') as post_title from wp_posts where (post_type = 'tcp_product') 
) as b
on ((a.post_title = b.post_title))
set a.post_parent = b.id
where ((a.post_parent is null) or (a.post_parent = 0)) and (a.post_type = 'attachment')


insert into wp_postmeta (post_id, meta_key) 
select a.id, '_thumbnail_id'
from wp_posts as a where a.post_type = 'tcp_product'

update wp_postmeta as a inner join (
select id, post_parent, post_title from wp_posts where (post_type = 'attachment')
) as b
on ((a.meta_key = '_thumbnail_id') and (a.meta_value is null) and (a.post_id = b.post_parent))
set a.meta_value = b.id