DPSQL+ enforces user-level differential privacy and minimum frequency rules in SQL queries via a modular validator-accountant-backend design, showing practical accuracy on TPC-H workloads and higher query volume under fixed privacy budgets than prior systems.
On the difficulties of disclosure prevention in statistical databases or the case for differential privacy.Journal of Privacy and Confi- dentiality, 2(1), Sep
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DPSQL+: A Differentially Private SQL Library with a Minimum Frequency Rule
DPSQL+ enforces user-level differential privacy and minimum frequency rules in SQL queries via a modular validator-accountant-backend design, showing practical accuracy on TPC-H workloads and higher query volume under fixed privacy budgets than prior systems.