Work on a copy of the philipp_winterrodeln_wiki database:
select * from philipp_winterrodeln_wiki.wrreport order by id desc limit 10;
-delete from wrreport where id < 19587;
+delete from wrreport where id < 19587 or id > 19596;
select * from wrreport;
update wrreport set author_ip = null, delete_person_ip = null;
update wrreport set author_username = null where author_userid is null;
select * from wrsledruncache;
select * from wrsledruncache where page_id = 926 or page_id in (select page_id from wrreport);
delete from wrsledruncache where page_id != 926 and page_id not in (select page_id from wrreport);
+delete from wrregioncache where page_id != 926 and page_id not in (select page_id from wrreport);
select * from wrsledruncache;
-mysqldump philipp_winterrodeln_wiki --skip-extended-insert --tables wrreport wrsledruncache wrregion --skip-add-locks --skip-disable-keys --skip-quote-names --hex-blob > testdb.sql
+mysqldump philipp_winterrodeln_wiki --skip-extended-insert --tables wrreport wrsledruncache wrregion wrregioncache --skip-add-locks --skip-disable-keys --hex-blob > testdb.sql