ExpressionNode.ConvertFromFilterNode Method (FilterNode)
Creates a new expression node by converting a filter node.
Namespace: Microsoft.SqlServer.Management.Dmf
Assembly: Microsoft.SqlServer.Dmf (in Microsoft.SqlServer.Dmf.dll)
Syntax
'Declaration
Public Shared Function ConvertFromFilterNode ( _
filterNode As FilterNode _
) As ExpressionNode
'Usage
Dim filterNode As FilterNode
Dim returnValue As ExpressionNode
returnValue = ExpressionNode.ConvertFromFilterNode(filterNode)
public static ExpressionNode ConvertFromFilterNode(
FilterNode filterNode
)
public:
static ExpressionNode^ ConvertFromFilterNode(
FilterNode^ filterNode
)
static member ConvertFromFilterNode :
filterNode:FilterNode -> ExpressionNode
public static function ConvertFromFilterNode(
filterNode : FilterNode
) : ExpressionNode
Parameters
- filterNode
Type: Microsoft.SqlServer.Management.Sdk.Sfc.FilterNode
A FilterNode value that specifies the filter node to convert into an expression node.
Return Value
Type: Microsoft.SqlServer.Management.Dmf.ExpressionNode
An ExpressionNode object that represents the new expression node.
Remarks
This allows you to create expression node that refers to an object or a group of objects defined by the filter.
Examples
C#
string xpath = "Server/Database[like(@Name, 'msdb') or like(@Name,'m[as]%')]";
Urn urn = new SFC.Urn (xpath);
FilterNode fnode = urn.XPathExpression[urn.XPathExpression.Length - 1].Filter;
ExpressionNode node = ExpressionNode.ConvertFromFilterNode(fnode);
Note Urn and FilterNode are SFC classes.