SQL · interview question
Which option describes the most likely pitfall around joins?
Multiple choiceMediumchapter-11-curatedpremiumsqljoins
Answer and explanation
Correct answer
A. Fear of joins often leads to duplicated data or multiple fragile follow-up queries.
Why
Fear of joins often leads to duplicated data or multiple fragile follow-up queries. Calling out that risk matters because interviewers watch whether you can explain the relational reason behind the join rather than memorizing syntax alone.
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