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smoke only; no Criterion throughput claims" }, "corrections": [ "Initial Java window selection failed four newly admitted floating cases because the production accumulator factory still restricted SUM0 to exact types. After extending that factory, all eight width/phase cases and four direct Table API cases pass.", "Plain SQL SUM0 is not a registered released SQL signature. Direct admission is tested through the released Table API sum0() method; initial SQL and guessed API fixture attempts were corrected before final validation." ], "limitations": [ "Accumulator timings are not GROUP BY, window, OVER, or whole-job speedups.", "Previous admission used the host function; no independently timed previous complete StreamFusion job is claimed.", "Current OVER primitive SUM0-to-SUM lowering is unchanged and needs a separate signed-zero/all-NULL audit.", "The frozen Java runtime predates only the benchmark adapter addition; the Rust driver calls the same production accumulator code.", "Allocation requests and Arrow buffer sharing do not measure copied bytes or RSS." ] }