This means that any isolatednode releases resources it would otherwise own.
这指的是任何单独的节点将释放它所拥有的资源。
2
Even if you retrieved the complete document from the database, you can still use sub-document updates to update isolatednode values in the source document.
即使从数据库中获取了完整的文档,仍然可以使用子文档更新更新源文档中单独的节点值。
3
Then, the attributes of each node named "style" are isolated using the partial predicate @style.