Changes

<p>In the The query mode of the [[Language Bindings]], allows you to bind external variables to a query can be sent to and evaluate the server andexecuted query in an iterative manner. For this, you need to call the <code>query()</code> functionof the <code>Session</code> instance with your defined query. This will return a query object,which comes with a forward-only iterator to get each result of the query.Furthermore, variables Variables can be bound to the query using the <code>bind()</code> functionof the query object.</p>