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Joining questions and answers with tags

To learn more about the questions and answers tables, you'll want to use the question_tags table to understand the tags associated with each question that was asked, and each answer that was provided. You'll be able to combine these tables using two inner joins on both the questions table and the answers table.

This exercise is part of the course

Joining Data with dplyr

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Exercise instructions

  • Use two inner joins to combine the question_tags and tags tables with the questions table.
  • Now, use two inner joins to combine the question_tags and tags tables with the answers table.

Hands-on interactive exercise

Have a go at this exercise by completing this sample code.

# Inner join the question_tags and tags tables with the questions table
questions %>%
  inner_join(question_tags, by = ___) %>%
  inner_join(tags, by = ___)

# Inner join the question_tags and tags tables with the answers table
answers %>%
  ___ %>%
  ___
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