Java · Mid-level · Theory

A method is annotated with @Transactional, but when an error occurs the data in the database isn't rolled back. What causes would you check?

~4 min by voice

How to approach it

They're checking whether you understand the mechanics of @Transactional in Spring: the transaction lives in a proxy around the bean. What matters is whether you can systematically go through the reasons the proxy didn't kick in or decided to commit instead of rolling back.

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spring transactions

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Answer by voice

The interviewer will ask this question and listen. Think out loud and ask for a hint if you need one. When you're done, pause or tap “That's my answer”. In about a minute, your score and the points you covered show up here.

Best with headphones · ~4 min