取web.config 连接字符串

asp

sql server

<add name="ConnectionString" connectionString="Data Source=(local);Initial Catalog=SQLDB;Integrated Security=SSPI"/>

string connectionString=WebConfigurationManager.ConnectionStrings["ConnectionString"].ToString();

oracle

<add name="miningConnnectionString" connectionString="Data Source=SQLDB;Persist Security Info=True;User ID=***;Password=***" providerName="System.Data.OracleClient"/>

  public static string ConnectionStringLocalTransaction = ConfigurationManager.ConnectionStrings["miningConnnectionString"].ConnectionString;