Exercises by difficulty

Espaņol

No order


Difficulty 0


T02.001- Get all the information of users.

T02.011- Brands


Difficulty 1


T02.002- List the emails and name and surnames of the users.

T02.003- List the emails and name and surnames of the users, sorted by email.

T02.004- List the emails and name and surnames of the users, sorted by surnames and name

T02.005- List the emails and name and surnames of the users, ascending sorted by surnames and descending by name

T02.006- List the emails, name and surnames of users, descending sorted by surnames and name

T02.013- Code of the articles that belongs to any pack

T02.016- Code and retail price of the articles requested in order number 1.

T02.023- Panel of the televisions of 21 inches or less, avoiding duplicates

T02.024- Code, name, brand and retail price of the articles that have the rrp between 350 and 450.


Difficulty A


T02.025- Code, name and retail price of the articles with no brand.

T02.026- Code, name and retail price of the articles with no rpp but brand is Sigma.

T02.027- Email, name, surnames and telephone of users with name Santiago, Wencesalo or Sergio.

T02.028- Email, name, surnames and telephone of users with name Santiago, Wencesalo or Sergio, and they have telephone number.