Yaron Gvili created ARROW-18311:
-----------------------------------
Summary: [C++] Add `Grouper::Reset`
Key: ARROW-18311
URL: https://issues.apache.org/jira/browse/ARROW-18311
Project: Apache Arrow
Issue Type: Improvement
Components: C++
Reporter: Yaron GviliAdding `Grouper::Reset` will enable it to be reused in segmented streaming. `See [this post|https://github.com/apache/arrow/pull/14352#discussion_r1016640969]. -- This message was sent by Atlassian Jira (v8.20.10#820010)
