int nRetCode;

	
SQLHENV      henv = SQL_NULL_HENV;
SQLHDBC      hdbc1 = SQL_NULL_HDBC;
SQLHSTMT      hstmt1 = SQL_NULL_HSTMT;

SQLWCHAR      ConnStrIn[MAXBUFLEN] =
_T("DRIVER={SQL Server};SERVER={MYCOMP};Trusted_Connection=yes;Database={HRNew}");

SQLWCHAR      ConnStrOut[MAXBUFLEN];
SQLSMALLINT   cbConnStrOut =  0 ;
nRetCode = SQLDriverConnect(hdbc1,      // Connection handle
                   0 ,         // Window handle
                  ConnStrIn,      // Input connect string
                  SQL_NTS,         // Null-terminated string
                  ConnStrOut,      // Address of output buffer
                  MAXBUFLEN* 2 ,      // Size of output buffer
                  &cbConnStrOut,   // Address of output length
                  SQL_DRIVER_NOPROMPT);

	// TODO: Add your control notification handler code here
	int nRetCode;
	// initialize MFC and print and error on failure
	
SQLHENV      henv = SQL_NULL_HENV;
SQLHDBC      hdbc1 = SQL_NULL_HDBC;
SQLHSTMT      hstmt1 = SQL_NULL_HSTMT;

SQLAllocHandle(SQL_HANDLE_ENV, SQL_NULL_HANDLE, &henv);
SQLAllocHandle(SQL_HANDLE_DBC, henv, &hdbc1);

SQLWCHAR      ConnStrIn[MAXBUFLEN] =
_T("DRIVER={SQL Server};SERVER={VORTEX-F10PQN9O};Trusted_Connection=yes;Database={HRNew}");

SQLWCHAR      ConnStrOut[MAXBUFLEN];
SQLSMALLINT   cbConnStrOut =  0 ;

// Make connection without data source. Ask that driver 
// prompt if insufficient information. Driver returns
// SQL_ERROR and application prompts user
// for missing information. Window handle not needed for
// SQL_DRIVER_NOPROMPT.
nRetCode = SQLDriverConnect(hdbc1,      // Connection handle
                  NULL,         // Window handle
                  ConnStrIn,      // Input connect string
                  SQL_NTS,         // Null-terminated string
                  ConnStrOut,      // Address of output buffer
                  MAXBUFLEN* 2 ,      // Size of output buffer
                  &cbConnStrOut,   // Address of output length
                  SQL_DRIVER_NOPROMPT);