[2/2] orc git commit: Add some documentation for ORC-88.

[om...@apache.org]

Add some documentation for ORC-88.

Signed-off-by: Owen O'Malley <om...@apache.org>


Project: http://git-wip-us.apache.org/repos/asf/orc/repo
Commit: http://git-wip-us.apache.org/repos/asf/orc/commit/50729b89
Tree: http://git-wip-us.apache.org/repos/asf/orc/tree/50729b89
Diff: http://git-wip-us.apache.org/repos/asf/orc/diff/50729b89

Branch: refs/heads/master
Commit: 50729b89575588698139519dee673c6e7bbf9e03
Parents: 9dcd27e
Author: Owen O'Malley <om...@apache.org>
Authored: Mon Aug 8 15:15:41 2016 -0700
Committer: Owen O'Malley <om...@apache.org>
Committed: Mon Aug 8 15:15:41 2016 -0700

----------------------------------------------------------------------
 site/_docs/tools.md | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/orc/blob/50729b89/site/_docs/tools.md
----------------------------------------------------------------------
diff --git a/site/_docs/tools.md b/site/_docs/tools.md
index c5b64ce..d02daee 100644
--- a/site/_docs/tools.md
+++ b/site/_docs/tools.md
@@ -42,11 +42,15 @@ the line breaks within each record):
 ## orc-metadata
 
 Displays the metadata of the ORC file as a JSON document. With the
-`verbose` argument additional information about the layout of the file
+`verbose` option additional information about the layout of the file
 is also printed.
 
+For diagnosing problems, it is useful to use the '--raw' option that
+prints the protocol buffers from the ORC file directly rather than
+interpreting them.
+
 ~~~ shell
-% orc-metadata [-v] <filename>
+% orc-metadata [-v] [--raw] <filename>
 ~~~
 
 If you run it on the example file TestOrcFile.test1.orc, you'll see: