From 08db969f85830bf06a7233d9a25f9bd0a55b8c68 Mon Sep 17 00:00:00 2001
From: "Rico Sta. Cruz" <rstacruz@users.noreply.github.com>
Date: Mon, 30 Oct 2017 00:05:56 +0800
Subject: [PATCH] sql-join: update again

---
 sql-join.md | 13 +++++++++++--
 1 file changed, 11 insertions(+), 2 deletions(-)

diff --git a/sql-join.md b/sql-join.md
index d5e6392b8..bb5168fe2 100644
--- a/sql-join.md
+++ b/sql-join.md
@@ -8,12 +8,21 @@ weight: -1
 ### Example
 
 ```
-SELECT * FROM order_items LEFT OUTER JOIN orders ON order_items.order_id = orders.id
+SELECT * FROM order_items \
+  LEFT OUTER JOIN orders \
+  ON order_items.order_id = orders.id
 ```
 {: .-wrap}
 
+Joins are typically added to `SELECT` statements to add more columns and records.
+
 ### Diagram
 
+```
+SELECT * FROM `A` INNER JOIN `B`
+```
+{: .-setup}
+
 ```
 ┌────────┐
 │ A  ┌───┼────┐
@@ -21,7 +30,7 @@ SELECT * FROM order_items LEFT OUTER JOIN orders ON order_items.order_id = order
 └────┼───┘  B │
      └────────┘
 ```
-{: .-box-chars}
+{: .-box-chars.-setup}
 
 | Join             | What            |
 | ----             | ----            |