Table.ForeignKeys-Eigenschaft
Represents a collection of ForeignKey objects. Each ForeignKey object represents a foreign key defined on the table.
Namespace: Microsoft.SqlServer.Management.Smo
Assembly: Microsoft.SqlServer.Smo (in Microsoft.SqlServer.Smo.dll)
Syntax
'Declaration
<SfcObjectAttribute(SfcContainerRelationship.ChildContainer, SfcContainerCardinality.ZeroToAny, _
GetType(ForeignKey), SfcObjectFlags.Design)> _
Public ReadOnly Property ForeignKeys As ForeignKeyCollection
Get
'Usage
Dim instance As Table
Dim value As ForeignKeyCollection
value = instance.ForeignKeys
[SfcObjectAttribute(SfcContainerRelationship.ChildContainer, SfcContainerCardinality.ZeroToAny,
typeof(ForeignKey), SfcObjectFlags.Design)]
public ForeignKeyCollection ForeignKeys { get; }
[SfcObjectAttribute(SfcContainerRelationship::ChildContainer, SfcContainerCardinality::ZeroToAny,
typeof(ForeignKey), SfcObjectFlags::Design)]
public:
property ForeignKeyCollection^ ForeignKeys {
ForeignKeyCollection^ get ();
}
[<SfcObjectAttribute(SfcContainerRelationship.ChildContainer, SfcContainerCardinality.ZeroToAny,
typeof(ForeignKey), SfcObjectFlags.Design)>]
member ForeignKeys : ForeignKeyCollection
function get ForeignKeys () : ForeignKeyCollection
Eigenschaftswert
Typ: Microsoft.SqlServer.Management.Smo.ForeignKeyCollection
A ForeignKey object that represents all the foreign keys defined on the table.
Beispiele
The following code example shows how to display each foreign key in the AdventureWorks2012 tables.
C#
Server srv = new Server("(local)");
Database db = srv.Databases["AdventureWorks2012"];
Foreach (Table tb in db.Tables)
{
foreach (ForeignKey f in tb.ForeignKeys)
{
Console.WriteLine("The " + tb.Name + " table contains the " + f.ToString() + " foreign key.");
}
}
Powershell
$srv = new-Object Microsoft.SqlServer.Management.Smo.Server("(local)")
$db = New-Object Microsoft.SqlServer.Management.Smo.Database
$db = $srv.Databases.Item("AdventureWorks2012")
Foreach ($tb in $db.Tables)
{
foreach ($f in $tb.ForeignKeys)
{
Write-Host "The" $tb.Name "table contains the" $f "foreign key."
}
}
Siehe auch
Verweis
Microsoft.SqlServer.Management.Smo-Namespace