SQL>
SQL> CREATE TABLE product (
2 product_name VARCHAR2(25),
3 product_price NUMBER(4,2),
4 quantity_on_hand NUMBER(5,0),
5 last_stock_date DATE);
Table created.
SQL>
SQL> INSERT INTO product VALUES ('Small Widget', 99, 1, '15-JAN-03');
1 row created.
SQL> INSERT INTO product VALUES ('Medium Widget', 75, 1000, '15-JAN-02');
1 row created.
SQL> INSERT INTO product VALUES ('Product Number', 50, 100, '15-JAN-03');
1 row created.
SQL> INSERT INTO product VALUES ('Round Church Station', 25, 10000, null);
1 row created.
SQL>
SQL>
SQL> SELECT SUBSTR(product_name, 1, 15) "Product",
2 SUM(quantity_on_hand) "Total Sold",
3 AVG(quantity_on_hand) "Average",
4 COUNT(quantity_on_hand) "Transactions",
5 MIN(quantity_on_hand) "Fewest",
6 MAX(quantity_on_hand) "Most"
7 FROM product
8 GROUP BY product_name
9 HAVING SUM(quantity_on_hand) < 5;
Product Total Sold Average Transactions Fewest Most
--------------- ---------- ---------- ------------ ---------- ----------
Small Widget 1 1 1 1 1
SQL>
SQL>
SQL> DROP TABLE product;
Table dropped.
SQL>
SQL>