MarkLogic 9 Product Documentationdls:document-version
dls:document-version( $uri as xs:string, $version-number as xs:unsignedInt ) as document-node()
Summary
This function returns a particular version of a managed document. An error is thrown if there is no such version.
| Parameters | |
|---|---|
| uri | The URI of the document. |
| version-number | The version of the document to be returned. |
Required Privileges
Thedls-user role is required to run
this function, or the privilege:http://marklogic.com/xdmp/privileges/dls-user
Example
xquery version "1.0-ml";
import module namespace dls = "http://marklogic.com/xdmp/dls"
at "/MarkLogic/dls.xqy";
dls:document-update(
"/foo/bar/baz.xml",
dls:document-version( "/foo/bar/baz.xml", 1),
"restoring from version 1",
fn:true() )
(: Restores version 1 of the 'baz.xml' document. :)