DbContext Constructor (String)

[This page is specific to the Entity Framework version 6. The latest version is available as the 'Entity Framework' NuGet package. For more information about Entity Framework, see msdn.com/data/ef.]

Constructs a new context instance using the given string as the name or connection string for the database to which a connection will be made. See the class remarks for how this is used to create a connection.

Namespace:  System.Data.Entity
Assembly:  EntityFramework (in EntityFramework.dll)


<SuppressMessageAttribute("Microsoft.Reliability", "CA2000:Dispose objects before losing scope")> _
<SuppressMessageAttribute("Microsoft.Usage", "CA2214:DoNotCallOverridableMethodsInConstructors")> _
Public Sub New ( _
    nameOrConnectionString As String _
Dim nameOrConnectionString As String 

Dim instance As New DbContext(nameOrConnectionString)
[SuppressMessageAttribute("Microsoft.Reliability", "CA2000:Dispose objects before losing scope")]
[SuppressMessageAttribute("Microsoft.Usage", "CA2214:DoNotCallOverridableMethodsInConstructors")]
public DbContext(
    string nameOrConnectionString
[SuppressMessageAttribute(L"Microsoft.Reliability", L"CA2000:Dispose objects before losing scope")]
[SuppressMessageAttribute(L"Microsoft.Usage", L"CA2214:DoNotCallOverridableMethodsInConstructors")]
    String^ nameOrConnectionString
[<SuppressMessageAttribute("Microsoft.Reliability", "CA2000:Dispose objects before losing scope")>]
[<SuppressMessageAttribute("Microsoft.Usage", "CA2214:DoNotCallOverridableMethodsInConstructors")>]
new : 
        nameOrConnectionString:string -> DbContext
public function DbContext(
    nameOrConnectionString : String


  • nameOrConnectionString
    Type: System.String
    Either the database name or a connection string.

See Also


DbContext Class

DbContext Overload

System.Data.Entity Namespace