Porównaj datę mysql
SELECT *
FROM players
WHERE DATE(us_reg_date) BETWEEN '2000-07-05' AND '2011-11-10'
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SELECT *
FROM players
WHERE DATE(us_reg_date) BETWEEN '2000-07-05' AND '2011-11-10'5 * (DATEDIFF(@E, @S) DIV 7) + MID('0123444401233334012222340111123400001234000123440', 7 * WEEKDAY(@S) + WEEKDAY(@E) + 1, 1)