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From b...@apache.org
Subject parquet-mr git commit: PARQUET-270: Adds a legend for meta output to readme.md
Date Thu, 30 Apr 2015 00:53:15 GMT
Repository: parquet-mr
Updated Branches:
  refs/heads/master 9d744f713 -> 1be38782d


PARQUET-270: Adds a legend for meta output to readme.md

Author: Brett Stime <brett.stime@nativex.com>

Closes #178 from w3iBStime/patch-2 and squashes the following commits:

c6c6898 [Brett Stime] Makes meta legend more descriptive
6d32bc3 [Brett Stime] Update README.md
b1e38aa [Brett Stime] Adds a legend for meta output to readme.md


Project: http://git-wip-us.apache.org/repos/asf/parquet-mr/repo
Commit: http://git-wip-us.apache.org/repos/asf/parquet-mr/commit/1be38782
Tree: http://git-wip-us.apache.org/repos/asf/parquet-mr/tree/1be38782
Diff: http://git-wip-us.apache.org/repos/asf/parquet-mr/diff/1be38782

Branch: refs/heads/master
Commit: 1be38782d00a061476b9fc6fa2475699008db2f6
Parents: 9d744f7
Author: Brett Stime <brett.stime@nativex.com>
Authored: Wed Apr 29 17:53:10 2015 -0700
Committer: Ryan Blue <blue@apache.org>
Committed: Wed Apr 29 17:53:10 2015 -0700

----------------------------------------------------------------------
 parquet-tools/README.md | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/parquet-mr/blob/1be38782/parquet-tools/README.md
----------------------------------------------------------------------
diff --git a/parquet-tools/README.md b/parquet-tools/README.md
index 049fe83..d7390b0 100644
--- a/parquet-tools/README.md
+++ b/parquet-tools/README.md
@@ -106,3 +106,21 @@ where option is one of:
 where <input> is the parquet file to print to stdout
 ```
 
+## Meta Legend
+
+### Row Group Totals
+
+Acronym | Definition
+--------|-----------
+RC | Row Count
+TS | Total Byte Size
+
+### Row Group Column Details
+
+Acronym | Definition
+--------|-----------
+DO | Dictionary Page Offset
+FPO | First Data Page Offset
+SZ:{x}/{y}/{z} | Size in bytes. x = Compressed total, y = uncompressed total, z = y:x ratio
+VC | Value Count
+RLE | Run-Length Encoding


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