SELECT EXISTS 
(
    SELECT 1
    FROM CVVE_POINT.CPO_POINT_EARN cpe, CVVE_CUSTOMER.CR_CUSTOMER cc
    WHERE cpe.CR_ID = cc.CR_ID
    AND cpe.CUH_ID = cc.CUH_ID
    AND cpe.CPE_ISSUE_DT BETWEEN DATE_ADD(NOW(), INTERVAL -3 MONTH) AND NOW()
)