Github user stanlyxiang commented on a diff in the pull request:
https://github.com/apache/hawq/pull/1399#discussion_r231037423
--- Diff: contrib/orc/orc_format/orc_format.c ---
@@ -0,0 +1 @@
+//this is a test file for compiling.
--- End diff --
if this file is useless, please do not add it to the commit.
if you use it as a placeholder, please add a more formal c source file with
license header, otherwise your file won't pass apache-rat-check and no one will
merge your commit to master.---
