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C/C++ code:
#include "stdafx.h"
#include <windows.h>
#include <windowsx.h>
#include <sql.h>
#include <sqlext.h>
#include <sqltypes.h>
#include "resource.h"
#include "MainDlg.h"
#define LOGIN_TIMEOUT 30
#define MAXBUFLEN 255
#define CHECKDBSTMTERROR(hwnd,result,hstmt) if(SQL_ERROR==result){ShowDBStmtError(hwnd,hstmt);return;}
void ShowDBError(HWND hwnd,SQLSMALLINT type,SQLHANDLE sqlHandle)
{
char pStatus[10], pMsg[101];
SQLSMALLINT SQLmsglen;
char error[200] = {0};
SQLINTEGER SQLerr;
long erg2 = SQLGetDiagRec(type, sqlHandle,1,
(SQLCHAR *)pStatus,&SQLerr,(SQLCHAR *)pMsg,100,&SQLmsglen);
wsprintf(error,"%s (%d)\n",pMsg,(int)SQLerr);
MessageBox(hwnd,error,TEXT("Êý¾Ý¿âÖ´ÐдíÎó"),MB_ICONERROR|MB_OK);
}
void ShowDBConnError(HWND hwnd,SQLHDBC hdbc)
{
ShowDBError(hwnd,SQL_HANDLE_DBC,hdbc);
}
void ShowDBStmtError(HWND hwnd,SQLHSTMT hstmt)
{
ShowDBError(hwnd,SQL_
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