wer hat schon mal eine "dll" erstellt und diese als neue erweiterte Prozedur
in den SQL-Server gepackt.
Wie mach man es, weis jemand vieleich wo man ein beispiel runterladen kann
Vielen Dank

#include <stdafx.h>

#define XP_NOERROR              0
#define XP_ERROR                1
#define MAXCOLNAME				25
#define MAXNAME					25
#define MAXTEXT					255

#ifdef __cplusplus
extern "C" {
#endif

RETCODE __declspec(dllexport) xp_formel(SRV_PROC *srvproc);

#ifdef __cplusplus
}
#endif

RETCODE __declspec(dllexport) xp_formel(SRV_PROC *srvproc)
{	
	int a = 0;
	int b = 0,zehler = 0;
	int iLength,iType,iParamCount,i = 0;
	CString szText,szTemp,sInt;
	CString szOutBuffer = "";

	//Get the number of parameters passed to the Extended stored procedure.

	iParamCount=srv_rpcparams(srvproc);
	if (iParamCount == -1)
	{        
        return (XP_ERROR);
	}
	// Parse for all parameters that have been Passed
	// Note SQL Extended stored procedure use start index 1 unlike 0 in C
	// but quite like Basic
	for (i = 1; i <= iParamCount; i++) 
	{
		szText = _T("");
		//Retrieve the data length of the Extended stored procedure call parameter.
		iLength=srv_paramlen(srvproc,i);
		//Retrieve the data type of the Extended stored procedure call parameter.
		iType=srv_paramtype(srvproc,i);
		if(iLength <= 0)
		{
			return (XP_ERROR);
		}
		else
		{
			switch(iType)
			{
				case SRVCHAR://character data type.
						szText.Format("%s",(const char *) srv_paramdata (srvproc,i));						
						break;							
				case SRVVARCHAR://Variable-length character data type.
						szText.Format("%s",(const char *) srv_paramdata (srvproc,i));										
						break;																	
				case SRVINTN://tinyint, smallint, or int data type, null values allowed.						
						sInt.Format("%d",*((int*) srv_paramdata (srvproc,i)));												
						zehler ++;
						if(zehler==1)
							a = atoi(sInt);
						if(zehler!=1)
							b= atoi(sInt);
						break;							
				//Handling for other data types
				default: 
						a=b=0;
						szText = "";
						break;							

			}
		}
	}
	iLength = szOutBuffer.GetLength();		
	char buffer[20];
	long c = a+b;
	szOutBuffer = _ltoa(c,buffer,10);

	int status = srv_paramstatus(srvproc, i+1);

	//Defines the column Output_Info and source and destination data types for a specific column in a row.
	srv_describe(srvproc,1,"Output_Info",255,SRVVARCHAR,iLength,SRVVARCHAR,iLength,(void *)(szOutBuffer.GetBuffer( iLength )));
	//Send the output result set to the SQL Server for viewing in clients like ISQLW
	srv_sendrow(srvproc);
	//Inform the Server that you are finsihed with the send
	//else subsequent ODS calls will cause an Invalid Cursor State 
	//as it is still waiting for the information
	srv_senddone(srvproc,SRV_DONE_FINAL,0,0);
	szOutBuffer.ReleaseBuffer();

	return XP_NOERROR ;
}