RelationshipQuery Class
Represents a WQL REFERENCES OF data query.
For a list of all members of this type, see RelationshipQuery Members.
System.Object
System.Management.ManagementQuery
System.Management.ObjectQuery
System.Management.WqlObjectQuery
System.Management.RelationshipQuery
[Visual Basic] Public Class RelationshipQuery Inherits WqlObjectQuery [C#] public class RelationshipQuery : WqlObjectQuery [C++] public __gc class RelationshipQuery : public WqlObjectQuery [JScript] public class RelationshipQuery extends WqlObjectQuery
Thread Safety
Any public static (Shared in Visual Basic) members of this type are thread safe. Any instance members are not guaranteed to be thread safe.
Example
[Visual Basic, C#] The following example searches for all objects related to the 'C:' drive object:
[C#] using System; using System.Management; class Sample_RelationshipQuery { public static int Main(string[] args) { RelationshipQuery query = new RelationshipQuery("references of {Win32_LogicalDisk.DeviceID='C:'}"); ManagementObjectSearcher searcher = new ManagementObjectSearcher(query); foreach (ManagementObject assoc in searcher.Get()) { Console.WriteLine("Association class = " + assoc["__CLASS"]); } return 0; } } [Visual Basic] Imports System Imports System.Management Class Sample_RelatedObjectQuery Overloads Public Shared Function Main(args() As String) As Integer Dim query As New RelationshipQuery("references of {Win32_LogicalDisk.DeviceID='C:'}") Dim searcher As New ManagementObjectSearcher(query) Dim assoc As ManagementObject For Each assoc In searcher.Get() Console.WriteLine("Association class = " & assoc("__CLASS")) Next assoc Return 0 End Function End Class
[C++, JScript] No example is available for C++ or JScript. To view a Visual Basic or C# example, click the Language Filter button
in the upper-left corner of the page.
Requirements
Namespace: System.Management
Platforms: Windows 98, Windows NT 4.0, Windows Millennium Edition, Windows 2000, Windows XP Home Edition, Windows XP Professional, Windows Server 2003 family
Assembly: System.Management (in System.Management.dll)