1 ALTER TABLE /*$wgDBprefix*/archive
DROP COLUMN ar_content_model
;
2 ALTER TABLE /*$wgDBprefix*/archive
DROP COLUMN ar_content_format
;
4 ALTER TABLE /*$wgDBprefix*/revision
DROP COLUMN rev_content_model
;
5 ALTER TABLE /*$wgDBprefix*/revision
DROP COLUMN rev_content_format
;
7 ALTER TABLE /*$wgDBprefix*/page
DROP COLUMN page_content_model
;