SQL-Oldest-Businesses-in-World

The database contains three tables.

categories

column	type	meaning
category_code	varchar	Code for the category of the business.
category	varchar	Description of the business category.

countries

column	type	meaning
country_code	varchar	ISO 3166-1 3-letter country code.
country	varchar	Name of the country.
continent	varchar	Name of the continent that the country exists in.

businesses

column	type	meaning
business	varchar	Name of the business.
year_founded	int	Year the business was founded.
category_code	varchar	Code for the category of the business.
country_code	char	ISO 3166-1 3-letter country code.