add stored query update (PUT) method

README.md

@@ -65,7 +65,7 @@ After releasing, be sure to push to master, including the tags (so that the rele
 
 ## Version details
 
-The current version of stardog.js has been tested against version 6.1.2 of Stardog. You are encouraged to use this library if you are using version 5 or greater of Stardog. However, there is very little code that is version specific in stardog.js. It is essentially just a convenience wrapper around `fetch`. It is very likely that many of the exposed methods will work on older versions of Stardog, but this has not been tested.
+The current version of stardog.js has been tested against version 6.2.0 of Stardog. You are encouraged to use this library if you are using version 5 or greater of Stardog. However, there is very little code that is version specific in stardog.js. It is essentially just a convenience wrapper around `fetch`. It is very likely that many of the exposed methods will work on older versions of Stardog, but this has not been tested.
 
 If you are using a really old version of Stardog (<= 3.0.0) you should stick with the legacy version of the library which is version 0.3.1.
 
@@ -1207,6 +1207,22 @@ Expects the following parameters:
 
 Returns [`Promise<HTTP.Body>`](#body)
 
+#### <a name="update">`query.update(conn, storedQuery, params, useUpdateMethod)`</a>
+
+Updates a given stored query and creates it if the name does not refer to an existing stored query.
+
+Expects the following parameters:
+
+- conn ([`Connection`](#connection))
+
+- storedQuery (`string`)
+
+- params (`object`)
+
+- useUpdateMethod (`boolean`)
+
+Returns [`Promise<HTTP.Body>`](#body)
+
 ## <a name="graphql">graphql</a>
 
 #### <a name="execute">`query.graphql.execute(conn, database, query, variables, params)`</a>