unsigned char _result;
    HRESULT _hr = get_Precision(&_result);
    if (FAILED(_hr)) _com_issue_errorex(_hr, this, __uuidof(this));
    return _result;
}

inline unsigned char Field20::GetNumericScale ( ) {
    unsigned char _result;
    HRESULT _hr = get_NumericScale(&_result);
    if (FAILED(_hr)) _com_issue_errorex(_hr, this, __uuidof(this));
    return _result;
}

inline HRESULT Field20::AppendChunk ( const _variant_t & Data ) {
    HRESULT _hr = raw_AppendChunk(Data);
    if (FAILED(_hr)) _com_issue_errorex(_hr, this, __uuidof(this));
    return _hr;
}

inline _variant_t Field20::GetChunk ( long Length ) {
    VARIANT _result;
    VariantInit(&_result);
    HRESULT _hr = raw_GetChunk(Length, &_result);
    if (FAILED(_hr)) _com_issue_errorex(_hr, this, __uuidof(this));
    return _variant_t(_result, false);
}

inline _variant_t Field20::GetOriginalValue ( ) {
    VARIANT _result;
    VariantInit(&_result);
    HRESULT _hr = get_OriginalValue(&_result);
    if (FAILED(_hr)) _com_issue_errorex(_hr, this, __uuidof(this));
    return _variant_t(_result, false);
}

inline _variant_t Field20::GetUnderlyingValue ( ) {
    VARIANT _result;
    VariantInit(&_result);
    HRESULT _hr = get_UnderlyingValue(&_result);
    if (FAILED(_hr)) _com_issue_errorex(_hr, this, __uuidof(this));
    return _variant_t(_result, false);
}

inline IUnknownPtr Field20::GetDataFormat ( ) {
    IUnknown * _result;
    HRESULT _hr = get_DataFormat(&_result);
    if (FAILED(_hr)) _com_issue_errorex(_hr, this, __uuidof(this));
    return IUnknownPtr(_result, false);
}

inline void Field20::PutRefDataFormat ( IUnknown * ppiDF ) {
    HRESULT _hr = putref_DataFormat(ppiDF);
    if (FAILED(_hr)) _com_issue_errorex(_hr, this, __uuidof(this));
}

inline void Field20::PutPrecision ( unsigned char pbPrecision ) {
    HRESULT _hr = put_Precision(pbPrecision);
    if (FAILED(_hr)) _com_issue_errorex(_hr, this, __uuidof(this));
}

inline void Field20::PutNumericScale ( unsigned char pbNumericScale ) {
    HRESULT _hr = put_NumericScale(pbNumericScale);
    if (FAILED(_hr)) _com_issue_errorex(_hr, this, __uuidof(this));
}

inline void Field20::PutType ( enum DataTypeEnum pDataType ) {
    HRESULT _hr = put_Type(pDataType);
    if (FAILED(_hr)) _com_issue_errorex(_hr, this, __uuidof(this));
}

inline void Field20::PutDefinedSize ( long pl ) {
    HRESULT _hr = put_DefinedSize(pl);
    if (FAILED(_hr)) _com_issue_errorex(_hr, this, __uuidof(this));
}

inline void Field20::PutAttributes ( long pl ) {
    HRESULT _hr = put_Attributes(pl);
    if (FAILED(_hr)) _com_issue_errorex(_hr, this, __uuidof(this));
}

//
// interface Field wrapper method implementations
//

inline long Field::GetStatus ( ) {
    long _result;
    HRESULT _hr = get_Status(&_result);
    if (FAILED(_hr)) _com_issue_errorex(_hr, this, __uuidof(this));
    return _result;
}

//
// interface _Parameter wrapper method implementations
//

inline _bstr_t _Parameter::GetName ( ) {
    BSTR _result;
    HRESULT _hr = get_Name(&_result);
    if (FAILED(_hr)) _com_issue_errorex(_hr, this, __uuidof(this));
    return _bstr_t(_result, false);
}

inline void _Parameter::PutName ( _bstr_t pbstr ) {
    HRESULT _hr = put_Name(pbstr);
    if (FAILED(_hr)) _com_issue_errorex(_hr, this, __uuidof(this));
}

inline _variant_t _Parameter::GetValue ( ) {
    VARIANT _result;
    VariantInit(&_result);
    HRESULT _hr = get_Value(&_result);
    if (FAILED(_hr)) _com_issue_errorex(_hr, this, __uuidof(this));
    return _variant_t(_result, false);
}

inline void _Parameter::PutValue ( const _variant_t & pvar ) {
    HRESULT _hr = put_Value(pvar);
    if (FAILED(_hr)) _com_issue_errorex(_hr, this, __uuidof(this));
}

inline enum DataTypeEnum _Parameter::GetType ( ) {
    enum DataTypeEnum _result;
    HRESULT _hr = get_Type(&_result);
    if (FAILED(_hr)) _com_issue_errorex(_hr, this, __uuidof(this));
    return _result;
}

inline void _Parameter::PutType ( enum DataTypeEnum psDataType ) {
    HRESULT _hr = put_Type(psDataType);
    if (FAILED(_hr)) _com_issue_errorex(_hr, this, __uuidof(this));
}

inline void _Parameter::PutDirection ( enum ParameterDirectionEnum plParmDirection ) {
    HRESULT _hr = put_Direction(plParmDirection);
    if (FAILED(_hr)) _com_issue_errorex(_hr, this, __uuidof(this));
}

inline enum ParameterDirectionEnum _Parameter::GetDirection ( ) {
    enum ParameterDirectionEnum _result;
    HRESULT _hr = get_Direction(&_result);
    if (FAILED(_hr)) _com_issue_errorex(_hr, this, __uuidof(this));
    return _result;
}

inline void _Parameter::PutPrecision ( unsigned char pbPrecision ) {
    HRESULT _hr = put_Precision(pbPrecision);
    if (FAILED(_hr)) _com_issue_errorex(_hr, this, __uuidof(this));
}

inline unsigned char _Parameter::GetPrecision ( ) {
    unsigned char _result;
    HRESULT _hr = get_Precision(&_result);
    if (FAILED(_hr)) _com_issue_errorex(_hr, this, __uuidof(this));
    return _result;
}

inline void _Parameter::PutNumericScale ( unsigned char pbScale ) {
    HRESULT _hr = put_NumericScale(pbScale);
    if (FAILED(_hr)) _com_issue_errorex(_hr, this, __uuidof(this));
}

inline unsigned char _Parameter::GetNumericScale ( ) {
    unsigned char _result;
    HRESULT _hr = get_NumericScale(&_result);
    if (FAILED(_hr)) _com_issue_errorex(_hr, this, __uuidof(this));
    return _result;
}

inline void _Parameter::PutSize ( long pl ) {
    HRESULT _hr = put_Size(pl);
    if (FAILED(_hr)) _com_issue_errorex(_hr, this, __uuidof(this));
}

inline long _Parameter::GetSize ( ) {
    long _result;
    HRESULT _hr = get_Size(&_result);
    if (FAILED(_hr)) _com_issue_errorex(_hr, this, __uuidof(this));
    return _result;
}

inline HRESULT _Parameter::AppendChunk ( const _variant_t & Val ) {
    HRESULT _hr = raw_AppendChunk(Val);
    if (FAILED(_hr)) _com_issue_errorex(_hr, this, __uuidof(this));
    return _hr;
}

inline long _Parameter::GetAttributes ( ) {
    long _result;
    HRESULT _hr = get_Attributes(&_result);
    if (FAILED(_hr)) _com_issue_errorex(_hr, this, __uuidof(this));
    return _result;
}

inline void _Parameter::PutAttributes ( long plParmAttribs ) {
    HRESULT _hr = put_Attributes(plParmAttribs);
    if (FAILED(_hr)) _com_issue_errorex(_hr, this, __uuidof(this));
}

//
// interface Parameters wrapper method implementations
//

inline _ParameterPtr Parameters::GetItem ( const _variant_t & Index ) {
    struct _Parameter * _result;
    HRESULT _hr = get_Item(Index, &_result);
    if (FAILED(_hr)) _com_issue_errorex(_hr, this, __uuidof(this));
    return _ParameterPtr(_result, false);
}

//
// interface _Command wrapper method implementations
//

inline long _Command::GetState ( ) {
    long _result;
    HRESULT _hr = get_State(&_result);
    if (FAILED(_hr)) _com_issue_errorex(_hr, this, __uuidof(this));
    return _result;
}

inline HRESULT _Command::Cancel ( ) {
    HRESULT _hr = raw_Cancel();
    if (FAILED(_hr)) _com_issue_errorex(_hr, this, __uuidof(this));
    return _hr;
}

//
// interface ConnectionEventsVt wrapper method implementations
//

inline HRESULT ConnectionEventsVt::InfoMessage ( struct Error * pError, enum EventStatusEnum * adStatus, struct _Connection * pConnection ) {
    HRESULT _hr = raw_InfoMessage(pError, adStatus, pConnection);
    if (FAILED(_hr)) _com_issue_errorex(_hr, this, __uuidof(this));
    return _hr;
}

inline HRESULT ConnectionEventsVt::BeginTransComplete ( long TransactionLevel, struct Error * pError, enum EventStatusEnum * adStatus, struct _Connection * pConnection ) {
    HRESULT _hr = raw_BeginTransComplete(TransactionLevel, pError, adStatus, pConnection);
    if (FAILED(_hr)) _com_issue_errorex(_hr, this, __uuidof(this));
    return _hr;
}

inline HRESULT ConnectionEventsVt::CommitTransComplete ( struct Error * pError, enum EventStatusEnum * adStatus, struct _Connection * pConnection ) {
    HRESULT _hr = raw_CommitTransComplete(pError, adStatus, pConnection);
    if (FAILED(_hr)) _com_issue_errorex(_hr, this, __uuidof(this));
    return _hr;
}

inline HRESULT ConnectionEventsVt::RollbackTransComplete ( struct Error * pError, enum EventStatusEnum * adStatus, struct _Connection * pConnection ) {
    HRESULT _hr = raw_RollbackTransComplete(pError, adStatus, pConnection);
    if (FAILED(_hr)) _com_issue_errorex(_hr, this, __uuidof(this));
    return _hr;
}

inline HRESULT ConnectionEventsVt::WillExecute ( BSTR * Source, enum CursorTypeEnum * CursorType, enum LockTypeEnum * LockType, long * Options, enum EventStatusEnum * adStatus, struct _Command * pCommand, struct _Recordset * pRecordset, struct _Connection * pConnection ) {
    HRESULT _hr = raw_WillExecute(Source, CursorType, LockType, Options, adStatus, pCommand, pRecordset, pConnection);
    if (FAILED(_hr)) _com_issue_errorex(_hr, this, __uuidof(this));
    return _hr;
}

inline HRESULT ConnectionEventsVt::ExecuteComplete ( long RecordsAffected, struct Error * pError, enum EventStatusEnum * adStatus, struct _Command * pCommand, struct _Recordset * pRecordset, struct _Connection * pConnection ) {
    HRESULT _hr = raw_ExecuteComplete(RecordsAffected, pError, adStatus, pCommand, pRecordset, pConnection);
    if (FAILED(_hr)) _com_issue_errorex(_hr, this, __uuidof(this));
    return _hr;
}

inline HRESULT ConnectionEventsVt::WillConnect ( BSTR * ConnectionString, BSTR * UserID, BSTR * Password, long * Options, enum EventStatusEnum * adStatus, struct _Connection * pConnection ) {
    HRESULT _hr = raw_WillConnect(ConnectionString, UserID, Password, Options, adStatus, pConnection);
    if (FAILED(_hr)) _com_issue_errorex(_hr, this, __uuidof(this));
    return _hr;
}

inline HRESULT ConnectionEventsVt::ConnectComplete ( struct Error * pError, enum EventStatusEnum * adStatus, struct _Connection * pConnection ) {
    HRESULT _hr = raw_ConnectComplete(pError, adStatus, pConnection);
    if (FAILED(_hr)) _com_issue_errorex(_hr, this, __uuidof(this));
    return _hr;
}

inline HRESULT ConnectionEventsVt::Disconnect ( enum EventStatusEnum * adStatus, struct _Connection * pConnection ) {
    HRESULT _hr = raw_Disconnect(adStatus, pConnection);
    if (FAILED(_hr)) _com_issue_errorex(_hr, this, __uuidof(this));
    return _hr;
}

//
// interface RecordsetEventsVt wrapper method implementations
//

inline HRESULT RecordsetEventsVt::WillChangeField ( long cFields, const _variant_t & Fields, enum EventStatusEnum * adStatus, struct _Recordset * pRecordset ) {
    HRESULT _hr = raw_WillChangeField(cFields, Fields, adStatus, pRecordset);
    if (FAILED(_hr)) _com_issue_errorex(_hr, this, __uuidof(this));
    return _hr;
}

inline HRESULT RecordsetEventsVt::FieldChangeComplete ( long cFields, const _variant_t & Fields, struct Error * pError, enum EventStatusEnum * adStatus, struct _Recordset * pRecordset ) {
    HRESULT _hr = raw_FieldChangeComplete(cFields, Fields, pError, adStatus, pRecordset);
    if (FAILED(_hr)) _com_issue_errorex(_hr, this, __uuidof(this));
    return _hr;
}

inline HRESULT RecordsetEventsVt::WillChangeRecord ( enum EventReasonEnum adReason, long cRecords, enum EventStatusEnum * adStatus, struct _Recordset * pRecordset ) {
    HRESULT _hr = raw_WillChangeRecord(adReason, cRecords, adStatus, pRecordset);
    if (FAILED(_hr)) _com_issue_errorex(_hr, this, __uuidof(this));
    return _hr;
}

inline HRESULT RecordsetEventsVt::RecordChangeComplete ( enum EventReasonEnum adReason, long cRecords, struct Error * pError, enum EventStatusEnum * adStatus, struct _Recordset * pRecordset ) {
    HRESULT _hr = raw_RecordChangeComplete(adReason, cRecords, pError, adStatus, pRecordset);
    if (FAILED(_hr)) _com_issue_errorex(_hr, this, __uuidof(this));
    return _hr;
}

inline HRESULT RecordsetEventsVt::WillChangeRecordset ( enum EventReasonEnum adReason, enum EventStatusEnum * adStatus, struct _Recordset * pRecordset ) {
    HRESULT _hr = raw_WillChangeRecordset(adReason, adStatus, pRecordset);
    if (FAILED(_hr)) _com_issue_errorex(_hr, this, __uuidof(this));
    return _hr;
}

inline HRESULT RecordsetEventsVt::RecordsetChangeComplete ( enum EventReasonEnum adReason, struct Error * pError, enum EventStatusEnum * adStatus, struct _Recordset * pRecordset ) {
    HRESULT _hr = raw_RecordsetChangeComplete(adReason, pError, adStatus, pRecordset);
    if (FAILED(_hr)) _com_issue_errorex(_hr, this, __uuidof(this));
    return _hr;
}

inline HRESULT RecordsetEventsVt::WillMove ( enum EventReasonEnum adReason, enum EventStatusEnum * adStatus, struct _Recordset * pRecordset ) {
    HRESULT _hr = raw_WillMove(adReason, adStatus, pRecordset);
    if (FAILED(_hr)) _com_issue_errorex(_hr, this, __uuidof(this));
    return _hr;
}

inline HRESULT RecordsetEventsVt::MoveComplete ( enum EventReasonEnum adReason, struct Error * pError, enum EventStatusEnum * adStatus, struct _Recordset * pRecordset ) {
    HRESULT _hr = raw_MoveComplete(adReason, pError, adStatus, pRecordset);
    if (FAILED(_hr)) _com_issue_errorex(_hr, this, __uuidof(this));
    return _hr;
}

inline HRESULT RecordsetEventsVt::EndOfRecordset ( VARIANT_BOOL * fMoreData, enum EventStatusEnum * adStatus, struct _Recordset * pRecordset ) {
    HRESULT _hr = raw_EndOfRecordset(fMoreData, adStatus, pRecordset);
    if (FAILED(_hr)) _com_issue_errorex(_hr, this, __uuidof(this));
    return _hr;
}

inline HRESULT RecordsetEventsVt::FetchProgress ( long Progress, long MaxProgress, enum EventStatusEnum * adStatus, struct _Recordset * pRecordset ) {
    HRESULT _hr = raw_FetchProgress(Progress, MaxProgress, adStatus, pRecordset);
    if (FAILED(_hr)) _com_issue_errorex(_hr, this, __uuidof(this));
    return _hr;
}

inline HRESULT RecordsetEventsVt::FetchComplete ( struct Error * pError, enum EventStatusEnum * adStatus, struct _Recordset * pRecordset ) {
    HRESULT _hr = raw_FetchComplete(pError, adStatus, pRecordset);
    if (FAILED(_hr)) _com_issue_errorex(_hr, this, __uuidof(this));
    return _hr;
}

//
// dispinterface ConnectionEvents wrapper method implementations
//

inline HRESULT ConnectionEvents::InfoMessage ( struct Error * pError, enum EventStatusEnum * adStatus, struct _Connection * pConnection ) {
    HRESULT _result;