ORC

This document introduces the support for reading and writing ORC file formats in Doris. It applies to the following functionalities:

• Reading and writing data in the Catalog.
• Reading data using Table Valued Functions.
• Reading data with Broker Load.
• Writing data during Export.
• Writing data with Outfile.

Supported Compression Formats

• uncompressed
• snappy
• lz4
• zstd
• lzo
• zlib