qiantian
form1
" runat="server">

       protected void Button1_Click(object sender, EventArgs e)
{
OracleConnection conn = new OracleConnection("Data Source=yu;Persist Security Info=True;User ID=$$$$$$;Password=$$$$$$$$;Unicode=True;");
OracleCommand cmd = new OracleCommand();
cmd.Connection = conn;
cmd.CommandText = "F_ACC_CREATEPERMISSION";
cmd.CommandType = CommandType.StoredProcedure;
// add the parameters, including the return parameter to retrieve
cmd.Parameters.Add("CategoryID", OracleType.Number).Value = 555;
cmd.Parameters.Add("Description", OracleType.VarChar, 50).Value = "zzz1";
// the return value
cmd.Parameters.Add("Result", OracleType.Number).Direction = ParameterDirection.ReturnValue;
// execute the function
conn.Open();
cmd.ExecuteNonQuery();
conn.Close();
// output the result
Response.Write("Resultis: " + cmd.Parameters["Result"].Value);
}

       protected void Button3_Click(object sender, EventArgs e)
{
//   Accounts.Bus.Permissions myperm = new Accounts.Bus.Permissions();
Accounts.Data.Permission myperm = new Accounts.Data.Permission();
int i = myperm.Create(555, "zzz3");
Response.Write(i.ToString());
}

        ///
/// 创建一个权限
///
public int Create(int categoryID, string description)
{
int rowsAffected;
OracleParameter[] parameters =
{
new OracleParameter("CategoryID", OracleType.Number),
new OracleParameter("Description", OracleType.VarChar,50)
};
parameters[0].Value = categoryID;
parameters[1].Value = description;
return DbHelperOra.RunProcedure("F_ACC_CREATEPERMISSION", parameters, out rowsAffected);
}

   ///
/// 执行存储过程，返回影响的行数   对应ORACLE 的FUNCTION 的RETURN用的
///
/// 存储过程名
/// 存储过程参数
/// 影响的行数
///
public static int RunProcedure(string storedProcName, IDataParameter[] parameters, out int rowsAffected)
{
using (OracleConnection connection = new OracleConnection(connectionString))
{
int result;
connection.Open();
OracleCommand command = BuildIntCommand(connection, storedProcName, parameters);
rowsAffected = command.ExecuteNonQuery();
result = int.Parse(command.Parameters["ReturnValue"].Value.ToString());
//Connection.Close();
return result;
}
}

        ///
/// 创建OracleCommand 对象实例(用来返回一个整数值)
///
/// 存储过程名
/// 存储过程参数
/// OracleCommand 对象实例
private static OracleCommand BuildIntCommand(OracleConnection connection, string storedProcName, IDataParameter[] parameters)
{
OracleCommand command = BuildQueryCommand(connection, storedProcName, parameters);
//command.Parameters.Add(new OracleParameter("ReturnValue", OracleType.Int32, 4, ParameterDirection.ReturnValue,false, 0, 0, string.Empty, DataRowVersion.Default, null));
command.Parameters.Add("ReturnValue", OracleType.Number).Direction = ParameterDirection.ReturnValue;
return command;
}

BuildQueryCommand调用的代码段

        ///
/// 构建OracleCommand 对象(用来返回一个结果集，而不是一个整数值)
///
/// 数据库连接
/// 存储过程名
/// 存储过程参数
/// OracleCommand
private static OracleCommand BuildQueryCommand(OracleConnection connection, string storedProcName, IDataParameter[] parameters)
{
OracleCommand command = new OracleCommand(storedProcName, connection);
command.CommandType = CommandType.StoredProcedure;
foreach (OracleParameter parameter in parameters)
{
command.Parameters.Add(parameter);
}
return command;
}