Github user cloud-fan commented on the issue:
https://github.com/apache/spark/pull/19943
@henrify I took a look at the string/binary type of ORC batch, the data is
stored in a ` byte[][]`, which is not a continuous byte array and we can't do a
single copy. For better performance, I think we need to use low-level ORC
reader API, we can consider this in the future.
---
---------------------------------------------------------------------
To unsubscribe, e-mail: reviews-unsubscr...@spark.apache.org
For additional commands, e-mail: reviews-h...@spark.apache.org
