SqlConnection.DataSource 属性

定义

命名空间:

Microsoft.Data.SqlClient

程序集:

Microsoft.Data.SqlClient.dll

包:

Microsoft.Data.SqlClient v5.2.0

获取要连接的 SQL Server 的实例的名称。

public:
 virtual property System::String ^ DataSource { System::String ^ get(); };

[System.ComponentModel.Browsable(true)]
public override string DataSource { get; }

[<System.ComponentModel.Browsable(true)>]
member this.DataSource : string

Public Overrides ReadOnly Property DataSource As String

属性值

String

要连接到的SQL Server实例的名称。 默认值为一个空字符串。

属性

BrowsableAttribute

示例

以下示例创建 并 SqlConnection 显示其一些只读属性。

using Microsoft.Data.SqlClient;

class Program1
{
    static void Mainx()
    {
        string s = GetConnectionString();

        OpenSqlConnection(s);
        Console.ReadLine();
    }

    private static void OpenSqlConnection(string connectionString)
    {
        using (SqlConnection connection = new SqlConnection(connectionString))
        {
            connection.Open();
            Console.WriteLine("ServerVersion: {0}", connection.ServerVersion);
            Console.WriteLine("DataSource: {0}", connection.DataSource);
        }
    }

    static private string GetConnectionString()
    {
        // To avoid storing the connection string in your code, 
        // you can retrieve it from a configuration file, using the 
        // System.Configuration.ConfigurationSettings.AppSettings property 
        return "Data Source=(local);Initial Catalog=AdventureWorks;"
            + "Integrated Security=SSPI;";
    }
}