Ò׽ؽØÍ¼Èí¼þ¡¢µ¥Îļþ¡¢Ãâ°²×°¡¢´¿ÂÌÉ«¡¢½ö160KB

VCµ÷Óô洢¹ý³ÌµÄͨÓ÷½·¨£¨SQLServerƪ£©

ÕâÀïÌÖÂÛµÄÊÇADOµ÷Óô洢¹ý³Ì£¬°´MSDNµÄÀý×Ó£¬Ò»°ã¶¼ÊÇÏÂÃæµÄµ÷Ó÷½·¨£¨½ÚÑ¡×ÔMSDN£©£º
HRESULT hr = S_OK;
    // Define ADO object pointers.
    // Initialize pointers on define.
    // These are in the ADODB::  namespace.
    _RecordsetPtr pRstByRoyalty = NULL;
    _RecordsetPtr pRstAuthors = NULL; 
    _CommandPtr   pcmdByRoyalty = NULL;
    _ParameterPtr pprmByRoyalty = NULL;
    _ConnectionPtr pConnection = NULL;
    _bstr_t strCnn("Provider=sqloledb;Data Source=srv;"
        "Initial Catalog=Pubs;User Id=sa;Password=;");
    _bstr_t strMessage, strAuthorID;
    int intRoyalty;
    VARIANT vtRoyalty;
    try
    {
        //Open a Connection.
        TESTHR(pConnection.CreateInstance(__uuidof(Connection)));
        hr = pConnection->Open(strCnn,"","",NULL);
        pConnection->CursorLocation = adUseClient;
        //Open Command Object with one Parameter
        TESTHR(pcmdByRoyalty.CreateInstance(__uuidof(Command)));
        pcmdByRoyalty->CommandText = "byroyalty";
        pcmdByRoyalty->CommandType = adCmdStoredProc;
        //Define Integer/variant.
        vtRoyalty.vt = VT_I2;
        vtRoyalty.iVal = intRoyalty;
        pprmByRoyalty = pcmdByRoyalty->CreateParameter(
            "percentag


Ïà¹ØÎĵµ£º

sqlserver µÄprepare·½·¨Ê¹ÓÃÎÊÌâ

1.Èç¹ûÏÈprepare ºóÌí¼Ó²ÎÊý£¬ÕâÑùÒ»²¿·ÖÊý¾ÝÀàÐÍ¿ÉÒÔ²»ÓÃÉèÖÃÆäsize´óС£¬ÀýÈçchar
2.Èç¹ûÏÈÌí¼Ó²ÎÊýÔÙprepare£¬¾Í±ØÐëÉèÖòÎÊýµÄÀàÐÍ£¬´óС£¬¾«¶È²ÅÄÜͨ¹ý£¬±ÈÈçchar,varchar,decimalÀàÐÍ£¬¶øint,floatÓй̶¨×Ö½ÚÀàÐ͵ÄÊý¾ÝÀàÐÍÔò¿É²»ÓÃÉèÖôóС¡£
3.¹ØÓÚSqlServerµÄtimestampÀàÐÍ£º¸ÃÀàÐÍΪSqlServerµÄʱ¼ä´ÁÀàÐÍ£¬´´½ ......

sqlserverÁ´½Ó·þÎñÆ÷ʹÓ÷½·¨

EXEC sp_addlinkedsrvlogin @rmtsrvname = 'serverontest', @useself = 'false', @locallogin = 'sa', @rmtuser = 'sa', @rmtpassword = 'passwordofsa'
Ìí¼ÓµÇ¼·½Ê½
ÒÔÉÏÁ½¸öÓï¾äÖУ¬@serverΪ·þÎñÆ÷µÄ±ðÃû£¬@datasrcΪҪÁ´½ÓµÄÄ¿±êÊý¾Ý¿âµÄÁ¬½Ó´®£¬@rmtsrvnameΪ±ðÃû,@localloginΪ±¾µØµÇ¼µÄÓû§Ãû£¬@rmtuserºÍ@rmtpa ......

SqlServerÓαêʾÀý

declare @areaid varchar(100)
declare @areaname varchar(100)
declare Cur cursor  for
select code as areaID,[name] as areaName  from dbo.province
open Cur
Fetch next from Cur Into @areaid,@areaname
While @@fetch_status=0   
Begin
    print('insert into ......

SqlServerÃüÃû¹æ·¶

SqlServerÃüÃû¹æ·¶
²Î¿¼¸÷ÖÖÃüÃû¹æ·¶£¬ÎÒÃÇͳһʹÓÃÃüÃû¹æ·¶ÈçÏ£º
ÃüÃû¹ý³ÌÖÐÈçÓÐÏÖ´æµÄËõд£¬ÔòʹÓøÃËõд£¬ÈçÎÞ£¬Ò»Âɲ»µÃËõд£¬Àý£ºISBN
Êý¾Ý¿â£ºÓÃÒ»¸ö»òÈý¸öÒÔÏÂÓ¢Îĵ¥´Ê×é³É£¬µ¥´ÊÊ××Öĸ´óд£¬È磺DepartmentManage£»
±íÃû£ºÊ¹ÓÃÃû´ÊÐÔÖʵĵ¥´Êȫƴ±íʾ£¬¸÷µ¥´ÊÊ××Öĸ´óд£¬ ʹÓø´ÊýÐÎʽ£¬È磺Books
 & ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ