OleDbConnectionStringBuilder.DataSource Property
Definition
Important
Some information relates to prerelease product that may be substantially modified before it’s released. Microsoft makes no warranties, express or implied, with respect to the information provided here.
Gets or sets the name of the data source to connect to.
public:
property System::String ^ DataSource { System::String ^ get(); void set(System::String ^ value); };
public string DataSource { get; set; }
member this.DataSource : string with get, set
Public Property DataSource As String
Property Value
The value of the DataSource property, or String.Empty
if none has been supplied.
Examples
The following example console application creates a new OleDbConnectionStringBuilder instance, and then sets the DataSource and Provider properties. Finally, the example creates a new OleDbConnection instance, and uses that object to connect to the indicated data store.
using System.Data.OleDb;
class Program
{
static void Main()
{
OleDbConnectionStringBuilder builder =
new OleDbConnectionStringBuilder();
builder.DataSource = @"C:\Sample.mdb";
builder.Provider = "Microsoft.Jet.Oledb.4.0";
Console.WriteLine(builder.ConnectionString);
// This sample assumes that you have a database named
// C:\Sample.mdb available.
using (OleDbConnection connection = new
OleDbConnection(builder.ConnectionString))
{
try
{
connection.Open();
// Do something with the database here.
}
catch (Exception ex)
{
Console.WriteLine(ex.Message);
}
}
Console.WriteLine("Press Enter to finish.");
Console.ReadLine();
}
}
Imports System.Data.OleDb
Module Module1
Sub Main()
Dim builder As New OleDbConnectionStringBuilder()
builder.DataSource = "C:\Sample.mdb"
builder.Provider = "Microsoft.Jet.Oledb.4.0"
Console.WriteLine(builder.ConnectionString)
' This sample assumes that you have a database named
' C:\Sample.mdb available.
Using connection As New OleDbConnection(builder.ConnectionString)
Try
connection.Open()
' Do something with the database here.
Catch ex As Exception
Console.WriteLine(ex.Message)
End Try
End Using
Console.WriteLine("Press Enter to finish.")
Console.ReadLine()
End Sub
End Module
Remarks
If the value passed in is null when you try to set the property, the DataSource property is reset. If the value has not been set and the developer tries to retrieve the property, the return value is String.Empty
. This property corresponds to the "Data Source" key within the connection string.
Applies to
See also
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