We have found records in the archive table that have the same rev_id and rev_timestamp as existing revision table records. TODO: see if there's an efficient way to filter these out in the sqoop and to file a bug with mediawiki-core for it if there are recent examples.
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This task has been assigned to the same task owner for more than two years. Resetting task assignee due to inactivity, to decrease task cookie-licking and to get a slightly more realistic overview of plans. Please feel free to assign this task to yourself again if you still realistically work or plan to work on this task - it would be welcome!
For tips how to manage individual work in Phabricator (noisy notifications, lists of task, etc.), see https://phabricator.wikimedia.org/T228575#6237124 for available options.
(For the records, two emails were sent to assignee addresses before resetting assignees. See T228575 for more info and for potential feedback. Thanks!)
This task took a wild ride through our board, not sure what happened and why I deprioritized it, but it seems like something to look into to ensure the quality of the mw history dataset