SQL
x
USE ukwiki_p;
SELECT COUNT(DISTINCT student_user_id) AS 'Ukranian Wikipedia' FROM ep_students;
USE svwiki_p;
SELECT COUNT(DISTINCT student_user_id) AS 'Swedish Wikipedia' FROM ep_students;
USE eswiki_p;
SELECT COUNT(DISTINCT student_user_id) AS 'Spanish Wikipedia' FROM ep_students;
USE ruwiki_p;
SELECT COUNT(DISTINCT student_user_id) AS 'Russian Wikipedia' FROM ep_students;
USE ptwiki_p;
SELECT COUNT(DISTINCT student_user_id) AS 'Portuguese Wikipedia' FROM ep_students;
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