boyuanzz commented on a change in pull request #13227:
URL: https://github.com/apache/beam/pull/13227#discussion_r528964281



##########
File path: 
website/www/site/content/en/documentation/io/developing-io-overview.md
##########
@@ -46,33 +46,32 @@ are the recommended steps to get started:
 For **bounded (batch) sources**, there are currently two options for creating a
 Beam source:
 
+1. Use `Splittable DoFn`.
+
 1. Use `ParDo` and `GroupByKey`.
 
-1. Use the `Source` interface and extend the `BoundedSource` abstract subclass.
 
-`ParDo` is the recommended option, as implementing a `Source` can be tricky. 
See
-[When to use the Source interface](#when-to-use-source) for a list of some use
-cases where you might want to use a `Source` (such as
-[dynamic work rebalancing](/blog/2016/05/18/splitAtFraction-method.html)).
+`Splittable DoFn` is the recommended option, as it's the new source framework 
for both bounded and

Review comment:
       `Most recent` sounds good. I'm curious why `new` is not perferred?




----------------------------------------------------------------
This is an automated message from the Apache Git Service.
To respond to the message, please log on to GitHub and use the
URL above to go to the specific comment.

For queries about this service, please contact Infrastructure at:
[email protected]


Reply via email to