xmldb:xcollection($collection-uris as xs:string+) node()*
Returns the document nodes in the collections $collection-uris non-recursively, i.e. does not include document nodes found in sub-collections. C.f. fn:collection(). Collection URIs can be specified either as a simple collection path or an XMLDB URI.
$collection-uris
The collection URIs
Returns the document nodes from the specified collections excluding sub-collections