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SqlConnection.DataSource Property

Gets the name of the instance of SQL Server to which to connect.

Namespace:  System.Data.SqlClient
Assembly:  System.Data (in System.Data.dll)

[BrowsableAttribute(true)]
public override string DataSource { get; }

Property Value

Type: System.String
The name of the instance of SQL Server to which to connect. The default value is an empty string.

NoteNote:

  The DataSource property returns null if the connection string for the SqlConnection is "context connection=true".

The following example creates a SqlConnection and displays some of its read-only properties.

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);
    }
}

Windows 7, Windows Vista, Windows XP SP2, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP Starter Edition, Windows Server 2008 R2, Windows Server 2008, Windows Server 2003, Windows Server 2000 SP4, Windows Millennium Edition, Windows 98, Windows CE, Windows Mobile for Smartphone, Windows Mobile for Pocket PC

The .NET Framework and .NET Compact Framework do not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

.NET Framework

Supported in: 3.5, 3.0, 2.0, 1.1, 1.0

.NET Compact Framework

Supported in: 3.5, 2.0, 1.0
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