Você precisa
convert
e Cast
a Date
e, em seguida, use-o no BETWEEN
cláusula. Tente isso. SELECT Con_Consult_Date
FROM Consultation
WHEREE CAST(CONVERT(CHAR(10), CONVERT(DATETIME, Con_Consult_Date, 105), 101) AS DATE)
BETWEEN CAST(CONVERT(CHAR(10), CONVERT(DATETIME, '01-01-2013', 105), 101) AS DATE)
AND CAST(CONVERT(CHAR(10), CONVERT(DATETIME, '31-12-2013', 105), 101) AS DATE)
GO