Nicola Crane created ARROW-14948:
------------------------------------
Summary: [R] Implement lubridate's %m+%, %m-%, add_with_rollback,
and addition and subtraction with timestamp
Key: ARROW-14948
URL: https://issues.apache.org/jira/browse/ARROW-14948
Project: Apache Arrow
Issue Type: Sub-task
Components: R
Reporter: Nicola Crane-- This message was sent by Atlassian Jira (v8.20.1#820001)
