Comparison operator with number value and order by
SQL>
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 ('Widget', 75, 1000, '15-JAN-02');
1 row created.
SQL> INSERT INTO product VALUES ('Product 1', 50, 100, '15-JAN-03');
1 row created.
SQL> INSERT INTO product VALUES ('Product 2', 25, 10000, null);
1 row created.
SQL>
SQL>
SQL>
SQL> SELECT * FROM product WHERE quantity_on_hand = 1;
PRODUCT_NAME PRODUCT_PRICE QUANTITY_ON_HAND LAST_STOC
------------------------- ------------- ---------------- ---------
Small Widget 99 1 15-JAN-03
1 row selected.
SQL>
SQL> SELECT * FROM product WHERE quantity_on_hand < 500;
PRODUCT_NAME PRODUCT_PRICE QUANTITY_ON_HAND LAST_STOC
------------------------- ------------- ---------------- ---------
Small Widget 99 1 15-JAN-03
Product 1 50 100 15-JAN-03
2 rows selected.
SQL>
SQL> SELECT * FROM product WHERE quantity_on_hand < 1000;
PRODUCT_NAME PRODUCT_PRICE QUANTITY_ON_HAND LAST_STOC
------------------------- ------------- ---------------- ---------
Small Widget 99 1 15-JAN-03
Product 1 50 100 15-JAN-03
2 rows selected.
SQL>
SQL> SELECT * FROM product WHERE quantity_on_hand <= 1000;
PRODUCT_NAME PRODUCT_PRICE QUANTITY_ON_HAND LAST_STOC
------------------------- ------------- ---------------- ---------
Small Widget 99 1 15-JAN-03
Widget 75 1000 15-JAN-02
Product 1 50 100 15-JAN-03
3 rows selected.
SQL>
SQL> SELECT * FROM product WHERE quantity_on_hand > 1000;
PRODUCT_NAME PRODUCT_PRICE QUANTITY_ON_HAND LAST_STOC
------------------------- ------------- ---------------- ---------
Product 2 25 10000
1 row selected.
SQL>
SQL> SELECT * FROM product WHERE quantity_on_hand >= 1000;
PRODUCT_NAME PRODUCT_PRICE QUANTITY_ON_HAND LAST_STOC
------------------------- ------------- ---------------- ---------
Widget 75 1000 15-JAN-02
Product 2 25 10000
2 rows selected.
SQL>
SQL> SELECT * FROM product WHERE quantity_on_hand > 1000;
PRODUCT_NAME PRODUCT_PRICE QUANTITY_ON_HAND LAST_STOC
------------------------- ------------- ---------------- ---------
Product 2 25 10000
1 row selected.
SQL>
SQL> SELECT * FROM product WHERE quantity_on_hand >= 1000;
PRODUCT_NAME PRODUCT_PRICE QUANTITY_ON_HAND LAST_STOC
------------------------- ------------- ---------------- ---------
Widget 75 1000 15-JAN-02
Product 2 25 10000
2 rows selected.
SQL>
SQL> SELECT * FROM product WHERE product_price IN (50, 99);
PRODUCT_NAME PRODUCT_PRICE QUANTITY_ON_HAND LAST_STOC
------------------------- ------------- ---------------- ---------
Small Widget 99 1 15-JAN-03
Product 1 50 100 15-JAN-03
2 rows selected.
SQL>
SQL> SELECT * FROM product ORDER BY product_price DESC;
PRODUCT_NAME PRODUCT_PRICE QUANTITY_ON_HAND LAST_STOC
------------------------- ------------- ---------------- ---------
Small Widget 99 1 15-JAN-03
Widget 75 1000 15-JAN-02
Product 1 50 100 15-JAN-03
Product 2 25 10000
4 rows selected.
SQL>
SQL> DROP TABLE product;
Table dropped.
SQL>