coderzc commented on PR #17164: URL: https://github.com/apache/pulsar/pull/17164#issuecomment-1241523618
> > In the original implementation, all key-value is removed when update subscription properties, this will cause internal property loss, so use a special prefix to prevent internal properties removed by updateSubscriptionProperties. > > @coderzc I still don't fully understand that. What do you mean with "prevent internal properties removed by updateSubscriptionProperties"? What are "internal properties"? @lhotari The internal properties are can't be set by `updateSubscriptionProperties`, them is invisible to the customer and only used to implement some pulsar feature, for example, store the list of delayed message index bucket snapshot in the [PIP-195](https://github.com/apache/pulsar/issues/16763) -- 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. To unsubscribe, e-mail: [email protected] For queries about this service, please contact Infrastructure at: [email protected]
