{ "date": "2026-11-03", "base": "5d628b6a053442ed2d186d882eff57a7093c1b3e", "previous_head": "907c078c7981259639843ed8dea1e7c860fa9827", "platform": "Apple M4 Pro, macOS arm64, one thread", "jdk": "17.0.12", "build": "release --no-default-features --features mimalloc", "method": { "rows_per_trial": 131072, "warmups": 16, "trials": 9, "bulk_batch": 1024, "tiny_batch": 16, "input": "Equal prepared GenericRowData/BinaryRowData and Arrow, five compact/noncompact DECIMAL types, nullable/NOT NULL, signed extrema, periodic zero and both signs. SF_INTEGRAL_CORPUS=decimal-truth adds identical zeros to both fixtures; previous uses the same final fixture.", "native_timer": "Inside Rust after import and before export, production Calc and equivalent output consumption. Intrinsic conversions/callbacks remain timed.", "stock_timer": "Released generated expression on equal prepared RowData; setup/input construction outside timing.", "previous": "Actual preceding encoder with explicit whole-Calc fallback. Prepared previous is its actual Java execution, not a synthetic JVM callback. Candidate and previous use the same unchanged DSO and final zero-containing fixture.", "pipeline": "Ten million-row bounded row-source/blackhole configurations. Two warmups/five measurements alternate order, preserving startup/JNI/both transposes. 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aborted=0 skipped=0 failed=0" ] }, "118-11": { "exit": 0, "result": [ "RESULT found=114 succeeded=114 aborted=0 skipped=0 failed=0" ] }, "118-17": { "exit": 0, "result": [ "RESULT found=114 succeeded=114 aborted=0 skipped=0 failed=0" ] } }, "jvm_successes": 456, "before_validation": { "22-11": { "exit": 1, "result": [ "RESULT found=17 succeeded=4 aborted=0 skipped=0 failed=13" ] }, "22-17": { "exit": 1, "result": [ "RESULT found=17 succeeded=4 aborted=0 skipped=0 failed=13" ] }, "118-11": { "exit": 1, "result": [ "RESULT found=17 succeeded=4 aborted=0 skipped=0 failed=13" ] }, "118-17": { "exit": 1, "result": [ "RESULT found=17 succeeded=4 aborted=0 skipped=0 failed=13" ] } }, "before_observation": "44 positive type invocations across the four release/JDK pairs compare their first NOT NULL/modern normal query full maps/schema, then fail the old fallback assertion. Subsequent modes/nullability/empty queries are not reached in those before runs. Eight character-consumer controls also compare full maps/schema before their fallback assertion; their later filter/negative checks are not reached. All sixteen unchanged ordinary DECIMAL(p,p) CAST planning-failure invocations pass, each covering both modes.", "upstream_stock_oracle": { "22-11": { "exit": 0, "result": [ "ORACLE_DECIMAL_BOOLEAN_CAST_RESULT successful=2" ] }, "22-17": { "exit": 0, "result": [ "ORACLE_DECIMAL_BOOLEAN_CAST_RESULT successful=2" ] }, "118-11": { "exit": 0, "result": [ "ORACLE_DECIMAL_BOOLEAN_CAST_RESULT successful=2" ] }, "118-17": { "exit": 0, "result": [ "ORACLE_DECIMAL_BOOLEAN_CAST_RESULT successful=2" ] } }, "rust_release_core": { "passed": 904, "failed": 0, "ignored": 0 }, "pilot_nonzero_only": { "22-0": { "source": "DECIMAL(18,2)", "target": "BOOLEAN", "nullable": false, "binary": true, "batch": 1024, "computed": false, "expression": "TRY_CAST(v AS BOOLEAN)", "engines": { "flink": { "median": 5.8498382568359375, "min": 5.596160888671875, "max": 17.257057189941406 }, "native": { "median": 0.7603988647460938, "min": 0.7333755493164062, "max": 0.8996353149414062 }, "prior-stock": { "median": 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32.14422607421875 }, "native": { "median": 0.7518157958984375, "min": 0.722564697265625, "max": 0.8519439697265625 }, "prior-stock": { "median": 22.629417419433594, "min": 21.771751403808594, "max": 30.17743682861328 }, "previous": { "median": 22.280372619628906, "min": 20.6177978515625, "max": 23.380592346191406 } } }, "22-3": { "source": "DECIMAL(38,18)", "target": "BOOLEAN", "nullable": true, "binary": true, "batch": 1024, "computed": false, "expression": "TRY_CAST(v AS BOOLEAN)", "engines": { "flink": { "median": 22.14208984375, "min": 19.899688720703125, "max": 27.12535858154297 }, "native": { "median": 1.1399612426757812, "min": 1.0687484741210938, "max": 1.3310165405273438 }, "prior-stock": { "median": 20.57329559326172, "min": 20.455360412597656, "max": 26.503883361816406 }, "previous": { "median": 20.740188598632812, "min": 20.446456909179688, "max": 27.30083465576172 } } }, "118-0": { "source": "DECIMAL(18,2)", "target": "BOOLEAN", "nullable": false, "binary": true, "batch": 1024, "computed": false, "expression": "TRY_CAST(v AS BOOLEAN)", "engines": { "flink": { "median": 8.158370971679688, "min": 5.4842681884765625, "max": 17.26213836669922 }, "native": { "median": 0.766754150390625, "min": 0.6961822509765625, "max": 0.8487701416015625 }, "prior-stock": { "median": 8.33447265625, "min": 6.756462097167969, "max": 8.902229309082031 }, "previous": { "median": 8.655868530273438, "min": 7.983207702636719, "max": 13.488449096679688 } } }, "118-1": { "source": "DECIMAL(18,2)", "target": "BOOLEAN", "nullable": true, "binary": true, "batch": 1024, "computed": false, "expression": "TRY_CAST(v AS BOOLEAN)", "engines": { "flink": { "median": 7.1490631103515625, "min": 6.4678192138671875, "max": 15.357337951660156 }, "native": { "median": 1.0929107666015625, "min": 1.061126708984375, "max": 1.2509002685546875 }, "prior-stock": { "median": 10.94818115234375, "min": 6.980262756347656, "max": 13.986274719238281 }, "previous": { "median": 10.51934814453125, "min": 7.451377868652344, "max": 12.134239196777344 } } }, "118-2": { "source": "DECIMAL(38,18)", "target": "BOOLEAN", "nullable": false, "binary": true, "batch": 1024, "computed": false, "expression": "TRY_CAST(v AS BOOLEAN)", "engines": { "flink": { "median": 22.420249938964844, "min": 20.795822143554688, "max": 31.116165161132812 }, "native": { "median": 0.7588043212890625, "min": 0.7403717041015625, "max": 0.83160400390625 }, "prior-stock": { "median": 22.647857666015625, "min": 21.247543334960938, "max": 37.70923614501953 }, "previous": { "median": 22.735275268554688, "min": 21.709762573242188, "max": 36.83122253417969 } } }, "118-3": { "source": "DECIMAL(38,18)", "target": "BOOLEAN", "nullable": true, "binary": true, "batch": 1024, "computed": false, "expression": "TRY_CAST(v AS BOOLEAN)", "engines": { "flink": { "median": 27.40924072265625, "min": 20.61589813232422, "max": 33.25017547607422 }, "native": { "median": 1.0932235717773438, "min": 1.0678024291992188, "max": 1.1533126831054688 }, "prior-stock": { "median": 23.797035217285156, "min": 23.5137939453125, "max": 30.27025604248047 }, "previous": { "median": 24.069786071777344, "min": 23.24676513671875, "max": 29.213272094726562 } } } }, "initial_test_observation": "Four initial direct-output tests included ordinary DECIMAL(p,p) CAST; released Flink itself rejects those at planning. Final tests separately assert those failures and verify TRY_CAST for all precisions/scales. This is not a StreamFusion wrong-result claim.", "references": [ "Flink NumericToBooleanCastRule and DecimalDataUtils.castToBoolean compare the exact decimal value against zero.", "Comet spark_cast_decimal_to_boolean uses neq against a same-precision/scale Decimal128 zero. Flink has no SQL precision-zero decimal type, so no precision-zero extension is made." ], "artifacts": { "library": { "sha256": "4603b917aeb77cd2e7a156a8a332634d23e09f77fdcf8de726ecbef8c2191056", "symbols": { "malloc": "000000000061f030", "mi_malloc": "000000000061f030" } }, "executable": { "sha256": "a636248cee61904b8331ecd5da02f8787c00ece099ac03203daeb65577ad2092", "symbols": { "malloc": "00000001001a2f00", "mi_malloc": "00000001001a2f00" } } }, "previous_encoder_sha256": "32f9ab4b2b8b5aaec84c2573c9ba65dc2e43ef0cd11f8663effe49a61f017eeb", "source_sha256": { "src/main/java/tech/streamfusion/planner/RexExpression.java": "a95081bc6e36f3421fb32567392c852f941d6727568911b05f3d7e11bd528586", "src/test/java/tech/streamfusion/FlinkDecimalBooleanTryCastSqlHarnessTest.java": "ce8646b9d7b411f09f9d30d59a7f276e96d1e3e50749f832ac7a5ad03da2a242", "src/test/java/tech/streamfusion/planner/IntegralExpressionBenchmarkFunctions.java": "8f59c72deb1e298ca937a8196f683de813c57ce4314a08569bfc45a5bf68c8ee", "src/test/java/tech/streamfusion/IntegralExpressionPipelineBenchmark.java": "6eed2f405be5eed5f2b39428bcfbad9d7a6e7b79beeeeb1f431a99d657a9334c", "native/engine/examples/integral_expression.rs": "fd091994c646ff285120786662ff3fba469459302fae740439f049c3c1f76167" }, "limitations": [ "Only direct DECIMAL references/literals qualify; computed, failing, stateful and metadata-sensitive producers retain previous execution.", "Ordinary CAST already rewrites to comparison when precision exceeds scale; DECIMAL(p,p) ordinary CAST retains released planning failure.", "Character/integer formatting consumer proofs remain independent; no blanket admission of DECIMAL boolean consumers.", "Prepared bulk qualification does not establish universal tiny-batch or complete-job gains. Slower and independent controls remain." ] }