Users in ukwiki by the time of their first edit

SQL

SELECT U.user_name, MIN(R.rev_timestamp) AS first_edit_timestamp
FROM ukwiki_p.user U RIGHT JOIN ukwiki_p.revision R
  ON U.user_id = R.rev_user
WHERE U.user_name IN (
	"Airelan", "Alessot", "Alex79", "Aminngo", "D.Dafoe", "Dneprovskayan", 
	"Draguntsow", "Grishazahid", "Ketrin", "Lxlalexlxl", "Marmirych", 
	"Merrrys", "Nickispeaki", "NV", "OlexShpak", "S.hlukhov", "Stanfalc", 
	"The Iron Addict", "Violka5555", "WayDong", "Well-9", "Yuriz", 
	"Андрій Гриценко", "ДмитроСавченко", "Евген Савич", "Остап Україна", 
	"Рассилон", "Сергій Верник", "Учитель", "Юлия Можаровская")
GROUP BY U.user_name
ORDER BY U.user_name ASC
SQL

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