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SQL Practice Set in PostgreSQL

Introduction
Exercises with artists, museums and their pieces of art
Exercises with the band members table
Exercises with tables of Japanese 100 Yen store
Exercises with employees, salaries and benefits

Instruction

And naturally, clients place orders!

Exercise

Select all data from the orders table. It consists of the following three columns:

  • id – the ID of a given order.
  • client_id – the ID of the client who placed a given order.
  • year – the year a given order was placed.