DEF INPUT PARAMETER ipFeld      AS CHAR         NO-UNDO.

    DEF VAR cFields     AS CHAR                     NO-UNDO.
    DEF VAR qBuffer     AS HANDLE                   NO-UNDO.
    DEF VAR qbFeld      AS HANDLE                   NO-UNDO.
    DEF VAR cTables     AS CHAR                     NO-UNDO.

    cFields = DYNAMIC-FUNCTION('getDataColumns':U ) NO-ERROR.
    IF LOOKUP(ipFeld, cFields, ',') = 0 THEN RETURN NO-APPLY.
    
    cTables = DYNAMIC-FUNCTION('getQueryTables':U ) NO-ERROR.
    cTables = ENTRY(1, cTables, ' ') NO-ERROR.
    CREATE BUFFER qBuffer FOR TABLE cTables NO-ERROR.
    qbFeld  = qBuffer:BUFFER-FIELD(ipFeld) NO-ERROR.
    IF NOT VALID-HANDLE(qbFeld) THEN DO:
        DELETE OBJECT qBuffer.
        RUN MELDUNG ( 8013 ).
        RETURN NO-APPLY.
    END.
    DELETE OBJECT qBuffer.
    IF ipFeld = cSort THEN fDesc = NOT fDesc.
    ELSE DO:
        ASSIGN  cSort = ipFeld
                fDesc = FALSE.
    END.

    fData = TRUE.
    RUN dataAvailable ( INPUT 'SAME' ).

    FIND FIRST tRowObject NO-LOCK.
    FIND {&Tabelle} 
        &IF '{&TabWhere}' NE ''
        &THEN {&TabWhere}
        &ELSE OF tRowObject
        &ENDIF
        NO-LOCK NO-ERROR.
    IF AVAILABLE {&Tabelle} THEN cRowid = STRING(ROWID({&Tabelle})).
    ELSE                         cRowid = ?.

    DYNAMIC-FUNCTION('openQuery':U).

    IF cRowid <> ? THEN DYNAMIC-FUNCTION('fetchRowIdent':U,
                                          INPUT cRowid, INPUT ? ).