19. Which join type returns only the rows where the join key exists in both the left and right tables? | Databricks Certified Data Engineer - Associate Quiz - LeetQuiz
Databricks Certified Data Engineer - Associate
Explanation:
An INNER JOIN is a standard SQL join type that requires matching join key values in both the left and right tables in order to return a row.
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Which join type returns only the rows where the join key exists in both the left and right tables?
