用vc创建新的SQL SERVER数据库

来源：互联网发布：ecshop 输出sql 编辑：程序博客网时间：2024/06/06 00:01

   _variant_t strSQL;
    CString strConnect;

//===================使用系统数据库========================================
    ::CoInitialize(NULL);
    strC;//？Windows验证？

    try
    {
        ADOConn.CreateInstance(__uuidof(Connection));
        ADOConn->Open((const char *)strConnect,"","",adModeUnknown);//adConnectUnspecified
    }
    catch(...)
    {
        AfxMessageBox("数据库初始化错误,程序将关闭!");
        return;
    }

    //初始化ADO记录集
    m_pADOSet.CreateInstance(__uuidof(Recordset));
    m_pADOSet->CursorLocation=adUseClient;

    //创建数据库及数据库文件
    strSQL="CREATE DATABASE MyTempDataBase ON PRIMARY (Name=MyTempDataBase_data, filename =    'd://MyTempDataBase.mdf', size=3, maxsize=5, filegrowth=10%) log on (name=MyTempDataBase_log,filename='d://MyTempDataBase.ldf',size=3, maxsize=20,filegrowth=1)";
    m_pADOSet->Open(strSQL, ADOConn.GetInte***cePtr(), adOpenStatic, adLockOptimistic, adCmdUnknown);

    // 释放ADO记录集
    if(adStateOpen==m_pADOSet->State)
        m_pADOSet->Close();

    //释放ADO连接对象
    if(adStateOpen == ADOConn->State)
        ADOConn->Close();

//===============使用新创建的数据库=================================
    strC;//？Windows验证？

    try
    {
        ADOConn.CreateInstance(__uuidof(Connection));
        ADOConn->Open((const char *)strConnect,"","",adModeUnknown);//adConnectUnspecified
    }
    catch(...)
    {
        AfxMessageBox("数据库初始化错误,程序将关闭!");
        return;
    }

    //创建Person表及表结构
    strSQL="CREATE TABLE Person(/
    id INTEGER IDENTITY(1, 1) PRIMARY KEY NOT NULL,/
    PersonName char(20) NULL ,/
    Phone char(20) NULL ,/
    Headship char(50) NULL)";
    m_pADOSet->Open(strSQL, ADOConn.GetInte***cePtr(), adOpenStatic, adLockOptimistic, adCmdUnknown);

    //创建newcomer表及表结构
    strSQL="CREATE TABLE newcomer(/
    id INTEGER IDENTITY(1, 1) PRIMARY KEY NOT NULL ,/
    UserName char(20) NULL ,/
    State char(10) NULL)";
    m_pADOSet->Open(strSQL, ADOConn.GetInte***cePtr(), adOpenStatic, adLockOptimistic, adCmdUnknown);

    // 释放ADO记录集
    if(adStateOpen==m_pADOSet->State)
        m_pADOSet->Close();

    //释放ADO连接对象
    if(adStateOpen == ADOConn->State)
        ADOConn->Close();