Мне удалось загрузить базу данных Northwind (для PostgreSQL) с
http://www.antepedia.com/detail/p/48023267.html
конкретно
[устарело:
http://northwindextended.googlecode.com/files/northwind.postgre.sql]
[обновлено: октябрь 2016:]
https://code.google.com/archive/p/northwindextended/downloads
Загрузка / доступ к базе данных:
sudo -u postgres psql ## or: sudo su postgres
postgres=# \i northwind.postgre.sql;
postgres=# \d
List of relations
Schema | Name | Type | Owner
--------+----------------------+-------+----------
public | categories | table | postgres
public | customercustomerdemo | table | postgres
public | customerdemographics | table | postgres
public | customers | table | postgres
public | employees | table | postgres
public | employeeterritories | table | postgres
public | order_details | table | postgres
public | orders | table | postgres
public | products | table | postgres
public | region | table | postgres
public | shippers | table | postgres
public | shippers_tmp | table | postgres
public | suppliers | table | postgres
public | territories | table | postgres
public | usstates | table | postgres
(15 rows)
postgres=# \d customers;
Table "public.customers"
Column | Type | Modifiers
--------------+-----------------------+-----------
CustomerID | bpchar | not null
CompanyName | character varying(40) | not null
ContactName | character varying(30) |
ContactTitle | character varying(30) |
Address | character varying(60) |
City | character varying(15) |
Region | character varying(15) |
PostalCode | character varying(10) |
Country | character varying(15) |
Phone | character varying(24) |
Fax | character varying(24) |
Indexes:
"pk_customers" PRIMARY KEY, btree ("CustomerID")
# Note the following query error:
postgres=# SELECT DISTINCT City FROM customers ORDER BY City;
ERROR: column "city" does not exist
LINE 1: SELECT DISTINCT City FROM customers ORDER BY City;
^
# ... use use double-quotes if your column name
# (etc.) contains some uppercase characters:
postgres=# SELECT DISTINCT "City" FROM customers ORDER BY "City";
City
-----------------
Aachen
Albuquerque
Anchorage
Århus
Barcelona
[ ... snip! ... ]
Tsawassen
Vancouver
Versailles
Walla Walla
Warszawa
Эта база данных используется (например) в этом превосходном интерактивном учебном пособии (я пропустил несколько страниц до первой страницы, которая упоминает об этом):
http://www.w3schools.com/sql/sql_syntax.asp