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https://issues.apache.org/jira/browse/KAFKA-7037?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16508735#comment-16508735
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ASF GitHub Bot commented on KAFKA-7037:
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vahidhashemian opened a new pull request #5193: KAFKA-7037: Escape regex symbol
in topic name for topic operations
URL: https://github.com/apache/kafka/pull/5193
### Committer Checklist (excluded from commit message)
- [ ] Verify design and implementation
- [ ] Verify test coverage and CI build status
- [ ] Verify documentation (including upgrade notes)
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> delete topic command replaces '+' from the topic name which leads incorrect
> topic deletion
> ------------------------------------------------------------------------------------------
>
> Key: KAFKA-7037
> URL: https://issues.apache.org/jira/browse/KAFKA-7037
> Project: Kafka
> Issue Type: Bug
> Affects Versions: 0.10.1.0, 1.0.0
> Reporter: Sandeep Nemuri
> Assignee: Vahid Hashemian
> Priority: Major
>
> While executing a delete command kafka cli tool is removing the "+" symbol
> and deleting the incorrect topic. In below case if _"*test+topic"*_ is
> deleted kafka deletes _*testtopic.*_
> {code:java}
> [kafka@localhost~]$ /usr/hdp/current/kafka-broker/bin/kafka-topics.sh
> --create --zookeeper `hostname`:2181 --replication-factor 1 --partitions 1
> --topic testtopic
> Created topic "testtopic".
> [kafka@localhost~]$ /usr/hdp/current/kafka-broker/bin/kafka-topics.sh
> --zookeeper `hostname`:2181 --topic test+topic --delete
> Topic testtopic is marked for deletion.{code}
> delete topic replaces '+' from the topic name
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