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SQL for Java Devs · interview question

How does using a JOIN affect the result set shape compared to separate queries?

Multiple choiceMediumchapter-8-curatedpremiumsql-for-java-devsjoins
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Answer and explanation

Correct answer

A. The result set contains combined columns from both tables.

Why

JOIN operations combine columns from both tables into a single result set, effectively expanding each row with data from both tables.

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