mysql> SELECT * FROM wizard WHERE birthday BETWEEN '1975-01-01' AND '1985-01-01';
+----+-----------+----------+------------+-------------+---------------------------------------+-----------+
| id | firstname | lastname | birthday   | birth_place | biography                             | is_muggle |
+----+-----------+----------+------------+-------------+---------------------------------------+-----------+
|  1 | harry     | potter   | 1980-07-31 | london      |                                       |         0 |
|  2 | hermione  | granger  | 1979-09-19 |             | Friend of Harry Potter                |         0 |
|  4 | ron       | weasley  | 1980-03-01 |             | Best friend of Harry                  |         0 |
|  5 | ginny     | weasley  | 1981-08-11 |             | Sister of Ron and girlfriend of Harry |         0 |
|  6 | fred      | weasley  | 1978-04-01 |             |                                       |         0 |
|  7 | george    | weasley  | 1978-04-01 |             |                                       |         0 |
| 10 | drago     | malefoy  | 1980-06-05 |             |                                       |         0 |
| 14 | dudley    | dursley  | 1980-06-23 |             | Cousin d'Harry                        |         1 |
+----+-----------+----------+------------+-------------+---------------------------------------+-----------+
8 rows in set (0,00 sec)

mysql> SELECT * FROM wizard WHERE firstname LIKE 'H%';
+----+-----------+----------+------------+-------------+------------------------+-----------+
| id | firstname | lastname | birthday   | birth_place | biography              | is_muggle |
+----+-----------+----------+------------+-------------+------------------------+-----------+
|  1 | harry     | potter   | 1980-07-31 | london      |                        |         0 |
|  2 | hermione  | granger  | 1979-09-19 |             | Friend of Harry Potter |         0 |
+----+-----------+----------+------------+-------------+------------------------+-----------+
2 rows in set (0,00 sec)

mysql> SELECT firstname, lastname FROM wizard WHERE lastname='potter' ORDER BY firstname ASC;
+-----------+----------+
| firstname | lastname |
+-----------+----------+
| harry     | potter   |
| lily      | potter   |
+-----------+----------+
2 rows in set (0,00 sec)

mysql> SELECT firstname, lastname, birthday FROM wizard ORDER BY Birthday ASC;
+-----------+------------+------------+
| firstname | lastname   | birthday   |
+-----------+------------+------------+
| albus     | dumbledore | 1881-07-01 |
| tom       | jédusor    | 1926-12-31 |
| molly     | weasley    | 1949-01-01 |
| arthur    | weasley    | 1950-02-06 |
| severus   | rogue      | 1960-01-09 |
| lily      | potter     | 1960-01-30 |
| fred      | weasley    | 1978-04-01 |
| george    | weasley    | 1978-04-01 |
| hermione  | granger    | 1979-09-19 |
| ron       | weasley    | 1980-03-01 |
| drago     | malefoy    | 1980-06-05 |
| dudley    | dursley    | 1980-06-23 |
| harry     | potter     | 1980-07-31 |
| ginny     | weasley    | 1981-08-11 |
+-----------+------------+------------+
14 rows in set (0,00 sec)

mysql> SELECT * FROM wizard WHERE lastname='dumbledore' ORDER BY birthday DESC LIMIT 0,3;
+----+-----------+------------+------------+-------------+-----------+-----------+
| id | firstname | lastname   | birthday   | birth_place | biography | is_muggle |
+----+-----------+------------+------------+-------------+-----------+-----------+
| 11 | albus     | dumbledore | 1881-07-01 |             |           |         0 |
+----+-----------+------------+------------+-------------+-----------+-----------+
1 row in set (0,00 sec)