oracle全托管驱动Oracle.ManagedDataAccess

Download ODP.NET, Managed Driver .zip file to a directory for staging the install.
Unzip the download to expand its contents into the target directory.
Run configure.bat to GAC and configure machine.config for ODP.NET, Managed Driver.
Create a new Visual Studio 2010 console application project for C#.
Add Oracle.ManagedDataAccess.dll as a reference to the project.
Replace the contents of Program.cs with the following C# code. Notice that the namespace of ODP.NET, Managed Driver (Oracle.ManagedDataAccess.*) is different from the namespace of ODP.NET, Unmanaged Driver (Oracle.DataAccess.*).

// C#
using System;
using Oracle.ManagedDataAccess.Client;
using Oracle.ManagedDataAccess.Types;

namespace Connect
{
class Program
{
static void Main(string[] args)
{
try
{
// Please replace the connection string attribute settings
string constr = "user id=scott;password=tiger;data source=oracle";

OracleConnection con = new OracleConnection(constr);
con.Open();
Console.WriteLine("Connected to Oracle Database {0}", con.ServerVersion);
con.Dispose();

Console.WriteLine("Press RETURN to exit.");
Console.ReadLine();
}
catch (Exception ex)
{
Console.WriteLine("Error : {0}", ex);
}
}
}
}