SQL for Java Devs · interview question
Who should usually own the transaction for a checkout that saves the order, inserts items, and updates stock?
Multiple choiceMediumchapter-8-curatedpremiumsql-for-java-devstransactions
Answer and explanation
Correct answer
A. The service or use-case layer coordinating the whole workflow
Why
A checkout transaction often spans multiple repository calls. The coordinating service can see the full workflow and is the right place to decide whether all related writes succeed or fail together.
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