Untitled query #88921

SQL

SET @minEdits = 0; -- 1) number of edits the user has to have to be considered experienced
SET @minTenureDays = 365; -- 2) if the user registered @minTenureDays days prior to the event (@eventDate), they're experienced
SET @eventDate = '20241225000000'; -- 3) see @minTenureDays

SELECT
	user_name,
    user_editcount,
    IF(user_registration IS NOT NULL, user_registration, 'Unknown') AS user_registration,
    IF(
      (
        -- have at least @minEdits edits
        user_editcount >= @minEdits AND (
          -- user_registration is not populated for users who registered pre-2005
          user_registration IS NULL OR
          -- are registered for at least @minTenureDays
          DATEDIFF(@eventDate, user_registration) >= @minTenureDays
        )
      ),
      "Experienced",
      "Newcomer"
    ) AS is_newcomer
FROM user
WHERE user_name IN (
'Luckhy86',
'Skot',
'Littleomig',
'73JSt51',
'Vladimír Vaněk',
'Kylfas',
'BrujaFea'
)
SQL

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