diff --git a/【練習問題】 SQL/Question2/Question2.sql b/【練習問題】 SQL/Question2/Question2.sql
new file mode 100644
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+++ b/【練習問題】 SQL/Question2/Question2.sql	
@@ -0,0 +1,122 @@
+mysql> CREATE TABLE item_category (category_id INT,category_name VARCHAR(256));
+Query OK, 0 rows affected (0.02 sec)
+
+mysql> INSERT INTO item_category VALUES (1,'家具');
+Query OK, 1 row affected (0.00 sec)
+
+mysql>  INSERT INTO item_category VALUES (2,'飲料');
+Query OK, 1 row affected (0.00 sec)
+
+mysql>  INSERT INTO item_category VALUES (3,'食品');
+Query OK, 1 row affected (0.05 sec)
+
+mysql> SELECT * FROM item_category;
++-------------+---------------+
+| category_id | category_name |
++-------------+---------------+
+|           1 | 家具          |
+|           2 | 飲料          |
+|           3 | 食品          |
++-------------+---------------+
+3 rows in set (0.00 sec)
+
+mysql> CREATE TABLE items(item_id INT, name VARCHAR(256), price INT, category_id INT);
+Query OK, 0 rows affected (0.02 sec)
+
+mysql> INSERT INTO items VALUES (1,'ローマのテーブル', 150000, 1);
+Query OK, 1 row affected (0.01 sec)
+
+mysql> INSERT INTO items VALUES (2,'げーたるーど2000 500ml', 370, 2);
+Query OK, 1 row affected (0.00 sec)
+
+mysql>  INSERT INTO items VALUES (3,'原始肉', 2500, 3);
+Query OK, 1 row affected (0.00 sec)
+
+mysql>  INSERT INTO items VALUES (4,'魅惑の椅子', 100000, 1);
+Query OK, 1 row affected (0.05 sec)
+
+mysql> SELECT * FROM items;
++---------+------------------------+--------+-------------+
+| item_id | name                   | price  | category_id |
++---------+------------------------+--------+-------------+
+|       1 | ローマのテーブル       | 150000 |           1 |
+|       2 | げーたるーど2000 500ml |    370 |           2 |
+|       3 | 原始肉                 |   2500 |           3 |
+|       4 | 魅惑の椅子             | 100000 |           1 |
++---------+------------------------+--------+-------------+
+4 rows in set (0.05 sec)
+
+mysql>  SELECT * FROM item_category LEFT JOIN items USING(category_id);
++-------------+---------------+---------+------------------------+--------+
+| category_id | category_name | item_id | name                   | price  |
++-------------+---------------+---------+------------------------+--------+
+|           1 | 家具          |       4 | 魅惑の椅子             | 100000 |
+|           1 | 家具          |       1 | ローマのテーブル       | 150000 |
+|           2 | 飲料          |       2 | げーたるーど2000 500ml |    370 |
+|           3 | 食品          |       3 | 原始肉                 |   2500 |
++-------------+---------------+---------+------------------------+--------+
+4 rows in set (0.00 sec)
+
+mysql> SELECT * FROM item_category RIGHT JOIN items USING(category_id);
++-------------+---------+------------------------+--------+---------------+
+| category_id | item_id | name                   | price  | category_name |
++-------------+---------+------------------------+--------+---------------+
+|           1 |       1 | ローマのテーブル       | 150000 | 家具          |
+|           2 |       2 | げーたるーど2000 500ml |    370 | 飲料          |
+|           3 |       3 | 原始肉                 |   2500 | 食品          |
+|           1 |       4 | 魅惑の椅子             | 100000 | 家具          |
++-------------+---------+------------------------+--------+---------------+
+4 rows in set (0.00 sec)
+
+mysql> SELECT * FROM item_category RIGHT JOIN items USING(category_id) ORDER BY price ASC;
++-------------+---------+------------------------+--------+---------------+
+| category_id | item_id | name                   | price  | category_name |
++-------------+---------+------------------------+--------+---------------+
+|           2 |       2 | げーたるーど2000 500ml |    370 | 飲料          |
+|           3 |       3 | 原始肉                 |   2500 | 食品          |
+|           1 |       4 | 魅惑の椅子             | 100000 | 家具          |
+|           1 |       1 | ローマのテーブル       | 150000 | 家具          |
++-------------+---------+------------------------+--------+---------------+
+4 rows in set (0.00 sec)
+
+mysql>  SELECT * FROM item_category RIGHT JOIN items USING(category_id) where category_name = '家具';
++-------------+---------+------------------+--------+---------------+
+| category_id | item_id | name             | price  | category_name |
++-------------+---------+------------------+--------+---------------+
+|           1 |       1 | ローマのテーブル | 150000 | 家具          |
+|           1 |       4 | 魅惑の椅子       | 100000 | 家具          |
++-------------+---------+------------------+--------+---------------+
+2 rows in set (0.00 sec)
+
+mysql>  SELECT * FROM item_category RIGHT JOIN items USING(category_id) where price > 1000 AND price < 50000;
++-------------+---------+--------+-------+---------------+
+| category_id | item_id | name   | price | category_name |
++-------------+---------+--------+-------+---------------+
+|           3 |       3 | 原始肉 |  2500 | 食品          |
++-------------+---------+--------+-------+---------------+
+1 row in set (0.00 sec)
+
+mysql>  SELECT COUNT(*) AS data_count FROM items;
++------------+
+| data_count |
++------------+
+|          4 |
++------------+
+1 row in set (0.01 sec)
+
+mysql>  SELECT * FROM item_category RIGHT JOIN items USING(category_id) WHERE price = (SELECT MAX(price) FROM items);
++-------------+---------+------------------+--------+---------------+
+| category_id | item_id | name             | price  | category_name |
++-------------+---------+------------------+--------+---------------+
+|           1 |       1 | ローマのテーブル | 150000 | 家具          |
++-------------+---------+------------------+--------+---------------+
+1 row in set (0.00 sec)
+
+mysql>  SELECT * FROM item_category RIGHT JOIN items USING(category_id) WHERE name LIKE '%の%';
++-------------+---------+------------------+--------+---------------+
+| category_id | item_id | name             | price  | category_name |
++-------------+---------+------------------+--------+---------------+
+|           1 |       1 | ローマのテーブル | 150000 | 家具          |
+|           1 |       4 | 魅惑の椅子       | 100000 | 家具          |
++-------------+---------+------------------+--------+---------------+
+2 rows in set (0.00 sec)
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