From 9108e0f1c44f27770c9bafe355023f07f02eb945 Mon Sep 17 00:00:00 2001
From: Jingjing Ren <renjj@ccs.neu.edu>
Date: Wed, 7 Dec 2016 21:43:39 -0500
Subject: add ecosystem png

---
 chapter/8/big-data.md | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

(limited to 'chapter/8/big-data.md')

diff --git a/chapter/8/big-data.md b/chapter/8/big-data.md
index c4b4045..ab9fa8c 100644
--- a/chapter/8/big-data.md
+++ b/chapter/8/big-data.md
@@ -456,8 +456,10 @@ Hence, in Spark SQL, transformation of user queries happens in four phases :
 
 
 ## 3. Big Data Ecosystem
-
-
+`TODO: text`
+<figure class="main-container">
+  <img src="./ecosystem.png" alt="SparkSQL optimization plan Overview" />
+</figure>
 
 
 ## References
-- 
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