c语言连接数据库的代码

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1、附一源码CWinApptheApp;usingnamespacestd;CHmbAdoDBRsRfRst;CStringsSql;CStringseq,body,eng,tm,tl,icol,ecol,alc,bhmcdate;inti;BOOLDbOpen();BOOLCkseqtmpSelect();BOOLCkseqtmpUpdate();intPrintStatus();intSockInit();CHmbAdoDBSqldb;int_tmain(intargc,TCHAR*argv[],TCHAR*envp[]){intcnt=0;intnRetCode=0;intpage=1;i

2、ntprt_ret;CStringstrDate,strTime;//initializeMFCandprintanderroronfailureif(!AfxWinInit(::GetModuleHandle(NULL),NULL,::GetCommandLine(),0)){//TODO:changeerrorcodetosuityourneedscerr<<_T("FatalError:MFCinitializationfailed")<

3、endl;else{cout<<"DataBaseOpenError"<

4、p();while(1){ret=SockInit();if(ret<0)Sleep(3000);elsebreak;}break;}else{printf("PrinterStatusCheck!!!");Sleep(3000);}}printf("%s-%s-%s-%s-%s-%s-%s-%s-%s",seq,body,eng,tm,tl,icol,ecol,alc,bhmcdate);memset(sbuf,0x00,sizeof(sbuf));sprintf(sbuf,"%c%c1",ESC,W);ret=send(sid,sbuf,strlen(sbuf),0);if(cn

5、t==0

6、

7、atoi(seq)<2){if(atoi(seq)<2){cnt=0;page=1;memset(sbuf,0x00,sizeof(sbuf));sprintf(sbuf,"%c%c%c",FF,CR,LF);ret=send(sid,sbuf,strlen(sbuf),0);}memset(sbuf,0x00,sizeof(sbuf));sprintf(sbuf,"[BUMPERASS'YWORKORDER]%c%c%c%c%c%c",CR,LF,CR,LF,CR,LF);ret=send(sid,sbuf,strlen(sbuf),0);strDate.Format("%s-

8、%s-%s",bhmcdate.Left(4),bhmcdate.Mid(4,2),bhmcdate.Mid(6,2));memset(sbuf,0x00,sizeof(sbuf));sprintf(sbuf,"PAGE:%3dDATE:%s%c%c",page,strDate,CR,LF);ret=send(sid,sbuf,strlen(sbuf),0);memset(sbuf,0x00,sizeof(sbuf));//123456789/123456789/123456789/123456789/123456789/12345678901234567890123456789012345

9、67890sprintf(sbuf,"========================================================%c%c",CR,LF);ret=send(sid,sbuf,strlen(sbuf),0);memset(sbuf,0x00,sizeof(sbuf));sprintf(sbuf,"SEQBODYNOBUMPECOLT/LENGBHMCTIME%c%c%c%c