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.
Benchmarking the second generation of Intel SGX hardware
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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.