obsolete - Quarry

Fork of heuristic to find wrong coordinates and / or wrong iso-codes by Herzi Pinki

This query is marked as a draft This query has been published by Herzi Pinki.

SQL

describe geo_tags;
set @ns:=0;
#use commonswiki_p;set @ns:=6;
set @iso1:='AT';
#set @iso2:='' or code
set @iso2:='6';

select gt_lat, gt_lon, gt_page_id,
       p1.page_namespace as ns,
       p1.page_title as title,
       gt_country,gt_region FROM geo_tags AS g1 JOIN page AS p1 ON g1.gt_page_id = p1.page_id

avg(gt_lat) cen_gt_lat,avg(gt_lon) cen_gt_lon,count(*) from geo_tags
        where 
        	case 
        		when @iso2=''
        		then gt_country=@iso1 and gt_region is null
        		else gt_country=@iso1 and gt_region=@iso2
        		end

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