Adam Smith’s The Wealth of Nations was a forceful rejection of the doctrine of laissez-faire.
Blog
In the eighteenth century, the British Parliament was domina…
In the eighteenth century, the British Parliament was dominated by the urban middle classes, particularly merchants and industrialists.
“Big Pharma” refers to __________.
“Big Pharma” refers to __________.
Refer to the sample tables and sample data below. Tables:adu…
Refer to the sample tables and sample data below. Tables:adult (id(pk), name) child (id(pk), name)parent_child (parent(pk, fk), child (pk, fk)) — foreign key (parent) references adult(id) — foreign key (child) references child(id)mysql> SELECT * FROM adult;+—-+——————+| id | name |+—-+——————+| 1 | Homer Simpson || 2 | Marge Simpson || 3 | Fred Flintstone || 4 | Wilma Flintstone || 5 | George Jetson || 6 | Jane Jetson || 7 | Patty Bouvier || 8 | Selma Bouvier |+—-+——————+8 rows in setmysql> SELECT * FROM child;+—-+———+| id | name |+—-+———+| 11 | Bart || 12 | Lisa || 13 | Maggie || 14 | Pebbles || 15 | Judy || 16 | Elroy || 17 | Ling |+—-+———+7 rows in setmysql> SELECT * FROM parent_child;+——–+——-+| parent | child |+——–+——-+| 1 | 11 || 2 | 11 || 1 | 12 || 2 | 12 || 1 | 13 || 2 | 13 || 3 | 14 || 4 | 14 || 5 | 15 || 6 | 15 || 5 | 16 || 6 | 16 || 8 | 17 |+——–+——-+13 rows in set (a) How many rows will be returned by the following command? [a] SELECT DISTINCT a.name FROM adult a RIGHT JOIN parent_child pc ON a.id = pc.parent RIGHT JOIN child c ON pc.child = c.id; (b) How many rows will be returned by the following command? [b] SELECT a.name FROM adult a LEFT JOIN parent_child pc ON a.id = pc.parentLEFT JOIN child c ON pc.child = c.id; (c) How many rows will be returned by the following command? [c] SELECT a.name FROM adult a RIGHT JOIN parent_child pc ON a.id = pc.parent RIGHT JOIN child c ON pc.child = c.id;
What was the name of Descartes’s book that expounded his the…
What was the name of Descartes’s book that expounded his theories about the universe?
Tables:people (id(pk), firstname, lastname, zip(fk)) — fore…
Tables:people (id(pk), firstname, lastname, zip(fk)) — foreign key references zip_code(zip)zip_code (zip(pk), city, state)– id and zip are INT. firstname, lastname, city, and state are VARCHAR.mysql> select * from people;+—-+———–+———-+——-+| id | firstname | lastname | zip |+—-+———–+———-+——-+| 1 | Marty | McFly | 45001 || 2 | Jennifer | Parker | 33647 || 3 | Lorraine | McFly | 33647 || 4 | Biff | Tannen | 33647 || 5 | George | McFly | 08648 |+—-+———–+———-+——-+5 rows in set (0.01 sec)mysql> select * from zip_code;+——-+————+——-+| zip | city | state |+——-+————+——-+| 45001 | New York | NY || 08648 | Trenton | NJ || 33647 | Tampa | FL || 33765 | Clearwater | FL |+——-+————+——-+4 rows in set (0.01 sec) How many rows are returned by each of the following commands? a) SELECT firstname, city FROM people JOIN zip_code; [a] b) SELECT firstname, city FROM people JOIN zip_code WHERE zip_code.state = ‘NY’; [b] c) SELECT firstname, city FROM people JOIN zip_code WHERE people.zip = zip_code.state; [c]
Tycho Brahe agreed with Copernicus that the earth does indee…
Tycho Brahe agreed with Copernicus that the earth does indeed move.
Due to the success of the steam engine, Britain’s need for c…
Due to the success of the steam engine, Britain’s need for coal lessened.
The world’s first industrial fair was held in Paris in 1851,…
The world’s first industrial fair was held in Paris in 1851, commemorating the rebuilding of the city under the leadership of Emperor Napoleon III.
In general, conservatives hated revolutionary upheavals.
In general, conservatives hated revolutionary upheavals.