How many AF blocks are later unblocked? (v2)

SQL

use fawiki_p;
select l1.*, l2.log_id, l2.log_timestamp, l2.log_user
from
(
select log_id, log_timestamp, log_title
from logging_userindex
where log_type = 'block'
and log_action = 'block'
and log_user = 427882 -- User:Abuse filter
order by log_id desc
limit 100
) l1
left join logging_logindex l2
  on l2.log_type = 'block'
  and l2.log_action = 'unblock'
  and l2.log_title = l1.log_title -- same target account
  and l2.log_namespace = 2 -- to allow using the page_time index
  and l2.log_timestamp > l1.log_timestamp -- unblock later than block

SQL

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