You could check the version of the nodes or cversion of the parent.
On 12/30/2013 02:15 PM, Jun Rao wrote: > Hi, > > When a child watcher is fired, it can happen that when the children are > read, a deleted node is already added back. So, from the list of children, > it's as if nothing has changed. However, it could be important for an app > to know in this case that something has changed. I could include some > metadata per node and read every child node each. However, reading the data > for every child could be expensive. What's best way to handle this case? > > Thanks, > > Jun >
