apache / apache/pulsar

[broker] Allow to update Topic properties

Open
#19,261 2 comments 0 reactions 0 assignees View on GitHub
Stale type/enhancement
Dominant language
Java
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Forks
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Avg merge
1d 14h
Merged PRs (30d)
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Description

### Search before asking

- [X] I searched in the [issues](https://github.com/apache/pulsar/issues) and found nothing similar.

### Motivation

Currently (Pulsar 2.11) it is possible to create a topic and set "topic properties", but it is not possible to change them later.

It would be useful to have an API to update the properties.
Also, internal components (like Protocol Handlers) should be notified about these changes, possibly using the mechanism introduced by PIP-241 https://github.com/apache/pulsar/issues/19224

### Solution

_No response_

### Alternatives

_No response_

### Anything else?

_No response_

### Are you willing to submit a PR?

- [ ] I'm willing to submit a PR!

Contributor guide

Open the contributing guide

Research direction

Start by reviewing the existing topic-property creation API and PIP-241, which the issue identifies as a possible notification mechanism. Determine the required update API and how protocol handlers or other internal components should learn about changes; done requires both property updates and notification behavior to be defined and covered.

Written by the indexing model from the issue text.

Assessment

Tech stack
java
Domain
backend-api-design, distributed-systems
Issue type
Feature
Difficulty
5/5
Estimated time
Over a week
Activity status
Stale
Clarity
Needs clarification
Newbie friendliness
25/100

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