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SQL JOINs

Challenge time

Instruction

Great! We have lecturers. Thus, we also need to have student groups!

Exercise

Select all data from the student_group table. It has five columns:

  • id – the id of a given group,
  • person_no – the number of people in a given group,
  • language – the language a given group learns, and
  • group_level – the level of a given group,
  • lecturer_id – the id of the lecturer who teaches a given group.