WCF User Profile Query

$sql = "SELECT      session.requestURI,
            session.requestMethod,
            session.ipAddress,
            session.userAgent,
            rank.*,
            avatar.*,
            GROUP_CONCAT(DISTINCT groups.groupID ORDER BY groups.groupID ASC SEPARATOR ',') AS groupIDs,
            GROUP_CONCAT(DISTINCT languages.languageID ORDER BY languages.languageID ASC SEPARATOR ',') AS languageIDs,
            user_option.*,
            user.*
    FROM        wcf".WCF_N."_user user
    LEFT JOIN   wcf".WCF_N."_avatar avatar
    ON      (avatar.avatarID = user.avatarID)
    LEFT JOIN   wcf".WCF_N."_session session
    ON      (session.userID = user.userID
            AND session.packageID = ".PACKAGE_ID."
            AND session.lastActivityTime > ".(TIME_NOW - USER_ONLINE_TIMEOUT).")
    LEFT JOIN   wcf".WCF_N."_user_rank rank
    ON      (rank.rankID = user.rankID)
    LEFT JOIN   wcf".WCF_N."_user_to_groups groups
    ON      (groups.userID = user.userID)
    LEFT JOIN   wcf".WCF_N."_user_to_languages languages
    ON      (languages.userID = user.userID)
    LEFT JOIN   wcf".WCF_N."_user_option_value user_option
    ON      (user_option.userID = user.userID)
    WHERE       user.userID IN (0,".implode(',', $this->getOwnerIDs()).")
    GROUP BY    user.userID";