Data Access · interview question
If you wrote a test around parameterized queries, what should the test prove first?
Multiple choiceMediumchapter-11-curatedpremiumdata-accessparameterized-queries
connection.execute(
"SELECT id FROM orders WHERE customer_id = ?",
(customer_id,),
)Answer and explanation
Correct answer
D. That the rule behaves correctly at the boundary cases the lesson is trying to make explicit.
Why
Good tests make the design safer to change because they lock in the meaningful behavior rather than surface-level implementation details.
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