UPDATE       kundenstamm
SET                NName = :NName, VName = :VName, Anrede = :Anrede, Titel = _
  :Titel, Strasse = :Strasse, PLZ = :PLZ, Ort = :Ort, VwFest = :VwFest, 
                         NummerFest = :NummerFest, VwMobil = :VwMobil, _
                         NummerMobil = :NummerMobil, EMail = :EMail, VersNr = _
                         :VersNr, GebDat = :GebDat, 
                         KrankenKassa = :KrankenKassa, VersGruppe = _
                         :VersGruppe, Selbstbehalt = :Selbstbehalt, KinderSB = _
                         :KinderSB, VIP = :VIP, Werbung = :Werbung, 
                         Info = :Info
WHERE        (KundenID = :Original_KundenID) AND (NName = :Original_NName) AND ( _
  VName = :Original_VName) AND (:IsNull_Anrede = 1 AND Anrede IS NULL OR
                         Anrede = :Original_Anrede) AND (Titel = _
                         :Original_Titel) AND (Strasse = :Original_Strasse) AND _
                         (:IsNull_PLZ = 1 AND PLZ IS NULL OR
                         PLZ = :Original_PLZ) AND (Ort = :Original_Ort) AND ( _
                         :IsNull_VwFest = 1 AND VwFest IS NULL OR
                         VwFest = :Original_VwFest) AND (:IsNull_NummerFest = 1 _
                         AND NummerFest IS NULL OR
                         NummerFest = :Original_NummerFest) AND ( _
                         :IsNull_VwMobil = 1 AND VwMobil IS NULL OR
                         VwMobil = :Original_VwMobil) AND (:IsNull_NummerMobil _
                         = 1 AND NummerMobil IS NULL OR
                         NummerMobil = :Original_NummerMobil) AND (EMail = _
                         :Original_EMail) AND (:IsNull_VersNr = 1 AND VersNr IS _
                         NULL OR
                         VersNr = :Original_VersNr) AND (:IsNull_GebDat = 1 AND _
                         GebDat IS NULL OR
                         GebDat = :Original_GebDat) AND (:IsNull_KrankenKassa = _
                         1 AND KrankenKassa IS NULL OR
                         KrankenKassa = :Original_KrankenKassa) AND ( _
                         :IsNull_VersGruppe = 1 AND VersGruppe IS NULL OR
                         VersGruppe = :Original_VersGruppe) AND (Selbstbehalt = _
                         :Original_Selbstbehalt) AND (KinderSB = _
                         :Original_KinderSB) AND (:IsNull_VIP = 1 AND 
                         VIP IS NULL OR
                         VIP = :Original_VIP) AND (:IsNull_Werbung = 1 AND _
                           Werbung IS NULL OR
                         Werbung = :Original_Werbung) AND (Info = _
                         :Original_Info)