c# 通过 OLEDB连接Access，DBF。

64位程序需要下载 驱动 AccessDatabaseEngine_X64.exe

32位程序需要下载 驱动 AccessDatabaseEngine.exe

官方下载地址：https://www.microsoft.com/zh-cn/download/details.aspx?id=13255

要与安装的office版本一直

64位链接

    this.connstring = string.Format("Provider = Microsoft.ACE.OLEDB.12.0 ;Data Source ={0};Extended Properties=dBASE IV;", filePath);
    this.Connection = new OleDbConnection(connstring);

32位链接

    this.connstring = string.Format("Provider = Microsoft.Jet.OLEDB.4.0 ;Data Source ={0};Extended Properties=dBASE IV;", filePath);
    this.Connection = new OleDbConnection(connstring);

基本代码

     this.Connection = new OleDbConnection(connstring);
     OleDbCommand dc = Connection.CreateCommand();
  　 Connection.Open();
     dc.CommandText = Sql;
     int count = dc.ExecuteNonQuery();
     Connection.Close();
     dc.Dispose();