Top 10 SQL Joins Interview Questions and Answers

Top 10 SQL Joins Interview Questions and Answers
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Top SQL join interview questions often test understanding of combining data from multiple tables. Common questions include explaining different types of joins: **INNER JOIN**, **LEFT JOIN**, **RIGHT JOIN**, **FULL OUTER JOIN**, and **CROSS JOIN**. Others may ask for differences between joins and subqueries, self joins, or performance implications. Candidates should be able to write join queries, handle NULLs in joins, and explain real-world use cases. Practical scenarios and output expectations are frequently used to assess comprehension and accuracy.