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;