In recovery side of design doc, we should process the issue when deleting keys in trash-enabled buckets. note buckets are opt-in with trash-enabled. using recovery window. (For example, if we set recovery-window 4 hours, we will get keys deleted up to 4hr) Method 1 Create a new table to cache them.

###### tags: `Ozone` Ozone with [pyarrow](https://pypi.org/project/pyarrow/) === ### [HDDS-2443](https://issues.apache.org/jira/browse/HDDS-2443) - Path to try: ```pyarrow``` which use the Java client under the hood. ### How to work - ```pyarrow``` uses [```_hadoop_classpath_glob```](https://github.com/apache/arrow/blob/master/python/pyarrow/hdfs.py#L161#L165) to get all Hadoop jar and required libraries. - If we want to make ```pyarrow``` support ```o3fs```, we should let ==```hadoop-ozone-