Empirical evaluation of Polars inside SGX2 enclaves on TPC-H SF30 finds 1.49-1.56x end-to-end overhead, with query-only overhead declining to 1.43x and loading overhead rising to 4.07x at larger widths, plus lazy API outperforming eager.
Intel Software Guard Extensions (Intel SGX) support for dynamic memory management inside an enclave
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Polars inside Intel SGX2 Enclaves: An Empirical Study of Confidential Analytical Query Processing
Empirical evaluation of Polars inside SGX2 enclaves on TPC-H SF30 finds 1.49-1.56x end-to-end overhead, with query-only overhead declining to 1.43x and loading overhead rising to 4.07x at larger widths, plus lazy API outperforming eager.