dotConnect for SQL Server Documentation
Devart.Data.SqlServer Namespace / SqlConnection Class / SqlConnection Constructor / SqlConnection Constructor(String)
The connection used to connect to SQL Server.
Example

In This Topic
    SqlConnection Constructor(String)
    In This Topic
    Initializes a new instance of the SqlConnection class when given a string containing the connection string.
    Syntax
    'Declaration
     
    Public Function New( _
       ByVal connectionString As String _
    )
    public SqlConnection( 
       string connectionString
    )

    Parameters

    connectionString
    The connection used to connect to SQL Server.
    Remarks
    When a new instance of SqlConnection is created, the read/write properties are set to the following initial values unless they are specifically set using their associated keywords in the ConnectionString property.
    Properties Initial Value
    ConnectionString connectionString
    ConnectionTimeout 15
    Password empty string ("")
    UserId empty string ("")
    Example
    The following example creates and opens a SqlConnection.
    public void CreateSqlConnection()
    {
      string myConnString = 
          "User Id=sa;Server=localhost;Initial Catalog=Test;";
      SqlConnection myConnection = new SqlConnection(myConnString);
      myConnection.Open();
      //Do something
      myConnection.Close();
    }
    Public Sub CreateSqlConnection()
      Dim myConnString As String = _
          "User Id=sa;Server=localhost;Initial Catalog=Test;"
      Dim myConnection As New SqlConnection(myConnString)
      myConnection.Open()
      'Do something
      myConnection.Close()
    End Sub
    Requirements

    Target Platforms: Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

    See Also