共用方式為

SqlConnection.DataSource 屬性

定義

命名空間:
System.Data.SqlClient
組件:
System.Data.SqlClient.dll
組件:
System.Data.dll
來源:
System.Data.SqlClient.notsupported.cs

取得要連接的 SQL Server 實例名稱。

public:
 virtual property System::String ^ DataSource { System::String ^ get(); };
public:
 property System::String ^ DataSource { System::String ^ get(); };
public override string DataSource { get; }
[System.Data.DataSysDescription("SqlConnection_DataSource")]
public string DataSource { get; }
[System.ComponentModel.Browsable(true)]
public override string DataSource { get; }
member this.DataSource : string
[<System.Data.DataSysDescription("SqlConnection_DataSource")>]
member this.DataSource : string
[<System.ComponentModel.Browsable(true)>]
member this.DataSource : string
Public Overrides ReadOnly Property DataSource As String
Public ReadOnly Property DataSource As String

屬性值

String

要連接的 SQL Server 實例名稱。 預設值為空白字串。

屬性
DataSysDescriptionAttribute BrowsableAttribute

範例

以下範例建立 並 SqlConnection 顯示其部分唯讀特性。

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);
    }
}

Private Sub OpenSqlConnection(ByVal connectionString As String)
    Using connection As New SqlConnection(connectionString)
        connection.Open()
        Console.WriteLine("ServerVersion: {0}", connection.ServerVersion)
        Console.WriteLine("DataSource: {0}", connection.DataSource)
    End Using
End Sub

備註

備註

DataSource若 的SqlConnection連接字串為「context connection=true」，則回傳null該屬性。

適用於

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