db4o

Query.descend Method 

returns a reference to a descendant node in the query graph.

[Visual Basic]
Function descend( _ 
   ByVal fieldName As String _ 
) As Query
[C#]
Query descend(
   string fieldName
);
[C++]
Query* descend(
   String* fieldName
);
[JScript]
function descend(
   String fieldName
): Query;

Parameters

fieldName
path to the descendant.

Return Value

descendant com.db4o.query.Query node

Remarks

returns a reference to a descendant node in the query graph.

If the node does not exist, it will be created.

All classes represented in the query node are tested, whether they contain a field with the specified field name. The descendant Query node will be created from all possible candidate classes.

See Also

Query Interface | com.db4o.query Namespace