4886. Spatial Data: spatial query benchmark — Reduce cost/latency while preserving semantics. — School ERP — Go database/sql

DBMS Published 30 Sept 2026 Updated 30 Sept 2026 0 Views Verified

Scenario: A School ERP application must handle spatial query benchmark. Reduce cost/latency while preserving semantics. 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: Disable database protections and repair inconsistent rows manually after spatial

Disable database protections and repair inconsistent rows manually after spatial query benchmark runs.

Additional Explanation

Correctness depends on explicit invariants, safe SQL, transaction/concurrency handling and verification.

Verified

Option 2: Run spatial query benchmark without defining transaction boundaries, retry behav

Run spatial query benchmark 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 3: Use a parameterized, transaction-aware MySQL 8 implementation for spatial query

Use a parameterized, transaction-aware MySQL 8 implementation for spatial query benchmark, validate the invariant, and explicitly test concurrency, retries and recovery.

Additional Explanation

Correctness depends on explicit invariants, safe SQL, transaction/concurrency handling and verification.

Verified

Option 4: Use unparameterized dynamic SQL and rely only on application-side validation for

Use unparameterized dynamic SQL and rely only on application-side validation for spatial query benchmark.

Additional Explanation

Correctness depends on explicit invariants, safe SQL, transaction/concurrency handling and verification.