Github user sgururajshetty commented on a diff in the pull request:
https://github.com/apache/carbondata/pull/2215#discussion_r183615908
--- Diff: docs/datamap/lucene-datamap-guide.md ---
@@ -0,0 +1,180 @@
+# CarbonData Lucene DataMap
+
+* [Quick Example](#quick-example)
+* [DataMap Management](#datamap-management)
+* [Lucene Datamap](#lucene-datamap-introduction)
+* [Loading Data](#loading-data)
+* [Querying Data](#querying-data)
+* [Data Management](#data-management-with-pre-aggregate-tables)
+
+## Quick example
+Download and unzip spark-2.2.0-bin-hadoop2.7.tgz, and export $SPARK_HOME
--- End diff --
These are procedure steps, so we can have numbered list
---
