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"RESULT found=4 succeeded=4 aborted=0 skipped=0 failed=0" ] } }, "java_release": 11, "runtime_jdks": [ 11, 17 ], "flink_releases": [ "1.18.1", "2.2.1" ], "scalar_jni_scope": "Four signed widths, both constant operand orders, zero/one/1023 rows; cardinality, values and Arrow type read after input closes; 96 batches across four release/JDK pairs." }, "method": { "build": "release/default features/mimalloc; JDK 17.0.12; Apple M4 Pro; one thread", "prepared_boundary": "Released generated Java on prepared GenericRowData/BinaryRowData versus production Calc on matching Arrow; operation and matching output checksum timers are inside Rust. Entry JNI/import/export and both perimeter transposes outside small-operation timing; intrinsic previous JVM computation inside.", "previous": "Actual independently compiled main encoder from base; requires a bound JVM evaluator. Candidate requires no JVM evaluator and a nonempty intended native-function route.", "signature": "Java and Arrow nullable/NOT NULL declarations match the data; nullable corpus has NULL every seven rows.", "order": "Serial paired processes; 16 warmups, nine measurements and 131072 processed rows per trial; all checksums agree.", "pipeline": "One million nullable INT rows, rowwise source/blackhole, parallelism one, two warmups/five measurements. Retains JNI, planning/startup and both transposes. Both native modes require consumed Calc; candidate requires empty JVM descriptors.", "allocation": "Untimed production probe after compilation; CountingAllocator wraps System and links through the enabled malloc=mi_malloc/free=sf_free aliases. Counts exclude JVM/C++/other-thread allocations. Timed counts are disabled, with wrapper check retained." }, "source_files_sha256": { "src/main/java/tech/streamfusion/planner/RexExpression.java": "18849dd790be4fc08e42ce5ce92587d24ecab3acd6dbbcb38b051b5cfab6014b", "native/engine/src/expr.rs": "fa841096891162d8e0e75e37a276d073c380a22d64eccd0e2b7ded8235060e2e", "src/test/java/tech/streamfusion/planner/IntegralExpressionBenchmarkFunctions.java": "e3cca78fd0c6c1d5cc48e000ecc3436ab948ff0a8da702307a3a45e34010c2d5", "native/engine/examples/integral_expression.rs": "39d9475e0e11347d9b1b58bd065fbc03a313642a08e69d0d3c2357150c176688", "src/test/java/tech/streamfusion/planner/IntegralNegateScalarNativeTest.java": "640f89c604aeffabb1d2e5c7f396bcc09513bf44f99517f81313d4c2bb9ffd6c" }, "limits": [ "Retain all slower small-batch cells; fixed Calc/result costs dominate tiny integer computation.", "Independent stock-control and complete-job ranges are reported; process variability is not isolated causality.", "Prepared bulk qualification is not a standalone-job or universal throughput acceleration claim.", "Literal-only correctness uses JVM-started production JNI tests on JDK11/17; prepared performance uses JDK17. A local Rust-embedded JDK11 diagnostic crashed and is not used as production correctness or performance evidence." ] }