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SQL Practice Set in PostgreSQL

Introduction
3. Get to know the concerts table
Exercises
Correlated Subqueries

Instruction

Good! But what would an orchestra be without a concert?

Exercise

Select all data from the concerts table. It has the following six columns:

  • id – the ID of the concert.
  • city – the name of the city where the concert took place.
  • country – the name of the country where the concert took place.
  • year – the year in which the concert was performed.
  • rating – the rating (by critics) of the concert.
  • orchestra_id – the ID of the orchestra that performed at the concert.