Scenario: A finance application must handle trigger deployment gate. Build success, failure, concurrency and scale tests. Explain the invariant, SQL strategy, transaction/locking behavior, failure handling, observability and test plan. Use MySQL 8-oriented syntax where applicable.
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Answer & Explanation
4
Answers
Verified
Option 1: Use unparameterized dynamic SQL and rely only on application-side validation for
Use unparameterized dynamic SQL and rely only on application-side validation for trigger deployment gate.
Additional Explanation
Correctness depends on explicit invariants, safe SQL, transaction/concurrency handling and verification.
Verified
Option 2: Disable database protections and repair inconsistent rows manually after trigger
Disable database protections and repair inconsistent rows manually after trigger deployment gate runs.
Additional Explanation
Correctness depends on explicit invariants, safe SQL, transaction/concurrency handling and verification.
Verified
Option 3: Run trigger deployment gate without defining transaction boundaries, retry behav
Run trigger deployment gate without defining transaction boundaries, retry behavior, or production validation.
Additional Explanation
Correctness depends on explicit invariants, safe SQL, transaction/concurrency handling and verification.
Verified
Correct Answer
Option 4: Use a parameterized, transaction-aware MySQL 8 implementation for trigger deploy
Use a parameterized, transaction-aware MySQL 8 implementation for trigger deployment gate, validate the invariant, and explicitly test concurrency, retries and recovery.
Additional Explanation
Correctness depends on explicit invariants, safe SQL, transaction/concurrency handling and verification.