The ORC C++ Tools distributed as a Docker image.
What is ORC? ORC is a columnar file format commonly used in Big Data storage and processing. From the official documentation:
ORC is a self-describing type-aware columnar file format designed for Hadoop workloads.
If you're in a directory which contains one or more ORC files and want to view the schema of a single file:
docker run -v $(PWD):/data drboyer/orctools orc-metadata /data/part-00000-a89e32a2-aeb9-46a1-9b64-1907624d86a6-c000.snappy.orc