JJPMaster's test query

SQL

USE enwiki_p;
SELECT p.page_id, p.page_len, CONCAT("File:",p.page_title) as page_title, img_timestamp FROM page p 
INNER JOIN categorylinks c ON c.cl_from = p.page_id AND c.cl_to =  'Files_with_no_machine-readable_source'
LEFT JOIN categorylinks cnot ON cnot.cl_from = p.page_id AND cnot.cl_to
IN ('Wikipedia_files_tagged_as_own_work', 
    'All_non-free_media', 
    'Wikipedia_files_for_discussion', 
    'All_Wikipedia_files_missing_evidence_of_permission',
    'All_Wikipedia_files_with_unknown_source',
    'Files_with_poor_sources',
    'All_files_proposed_for_deletion',
    'Redirects_from_moves',
    'Items_with_OTRS_permission_confirmed',
    'All_Wikipedia_files_with_unknown_copyright_status',
    'Wikipedia_files_with_disputed_copyright_information',
    'Wikipedia_files_with_unconfirmed_permission_received_by_OTRS',
    'Items_pending_OTRS_confirmation_of_permission',
    'Wikipedia_files_requiring_splitting',
    'Protected_sister_project_logos',    
    'Wikipedia_fully-protected_files'
   )
JOIN image on img_timestamp < 20050918000000 and page_title = img_name
SQL

Checking query status...
