SQL for Java Devs · interview question
Why does using a RIGHT JOIN between two tables, 'suppliers' and 'products', on the result set change runtime behavior?
Multiple choiceMediumchapter-8-curatedpremiumsql-for-java-devsjoins
Answer and explanation
Correct answer
A. All records from 'products' and matched records from 'suppliers'
Why
A RIGHT JOIN returns all records from the right table ('products') and the matched records from the left table ('suppliers'). If there's no match, NULLs appear for columns from the left table.
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