description - Quarry

SQL

# Given name items with English label, but lacking a description ("male given name", etc.)
# See also https://upload.wikimedia.org/wikipedia/commons/f/f7/MediaWiki_1.24.1_database_schema.svg
# Initial run: 6575 rows (11.04.2015)
use wikidatawiki_p; 
SELECT 
	
#	output for 	Quickstatement tool
	term_text As Label,
	CONCAT('Q', term_entity_id) AS item, 
	"Dar", 		# "Den" sets the description for the language with language code "en" (change here and below)
	'"dis"' As NewDescription

from wb_terms 
WHERE term_entity_type = 'item' # 'item' not 'property'
and term_type = 'label'         # 'label', 'description', 'alias'
and term_language in ('en') 
AND term_text LIKE "Yemeni politician"
and term_entity_id IN 
	( 
	SELECT epp_entity_id AS itemID
	FROM pagelinks, page, wb_entity_per_page
	LEFT JOIN ( SELECT term_entity_id FROM wb_terms
				WHERE term_entity_type = 'item'	# 'item' not 'property'
				AND term_type = 'description'	# 'label', 'description', 'alias'
				AND term_language in ('ar')		# set language with missing labels here (sample with language code "en")
                ) AS wbt       
	ON 		epp_entity_id = wbt.term_entity_id 
	WHERE 	wbt.term_entity_id IS NULL

  #  AND pl_from = 21293912						# id of page [[d:User:Jura1/first names/items (P31: ok, label: tbd)]]
	AND pl_namespace = 0
	AND pl_title = page_title
	AND page_id = epp_page_id
	)
GROUP BY term_text, term_entity_id
SQL

Checking query status...
