{
  "schema_version": 1,
  "date": "2026-10-21",
  "feature": "Independent mapped MIN/MAX entry retention and cached signed extrema",
  "base_commit": "13a5dd75",
  "source_sha256": {
    "native/engine/src/group_agg.rs": "dee9684990275a3c0cbb5bb9a32b46d107fb7861ad7610c4584c59c1c9877ddc",
    "native/engine/src/group_agg/mapped_extreme.rs": "7fb2b831066dcc78e711c28083d0b6d4faa1782992b23d13e44f5fcd6d1d5015",
    "native/engine/src/state/rocks_store/mod.rs": "a9982824d3a98beaf47bf063b657a03502031555173fc8b6c0d4fdeebef53957",
    "src/main/java/tech/streamfusion/planner/GlobalGroupAggregateMatcher.java": "27b2bc982c50065c1a4599b027ff18e68a663c1c0e710f975d3a01dd149309b3",
    "src/test/java/tech/streamfusion/operator/NativeGlobalExtremeRetentionParityTest.java": "586f2b20205d72163066b271eb2ab06c12d74f41d0f863d74a2aaef3566eda0f",
    "src/test/java/tech/streamfusion/FlinkRetractingExtremaPartialsSqlHarnessTest.java": "7da4d9adae168c02997f1fe83b0353e035e047f56ecd0b417cc8157940672742",
    "src/test/java/tech/streamfusion/RetractingSumPartialsBenchmark.java": "b28209c4790118e6e029c8299e488676751df292043870053ccd70b835c61b01"
  },
  "native_dso_sha256": {
    "candidate": "15f57a6d9f4f238b25d2d2ab458801253969e6b99ec15c82ffe1d1854cd22977",
    "previous": "522165c63dc014fe24ffaa0ef591777cc075648cdb7e683e42e3c4f25ea60f3b"
  },
  "configuration": {
    "runtime": "Linux x86_64/JDK17",
    "candidate_native": "release+mimalloc",
    "previous_java": "Actual canonical d13e9dc4; matching benchmark fixture only copied/compiled, production Java unchanged",
    "previous_native": "Actual canonical production engine/bridge source-equivalent release/system allocator DSO; prior queries assert complete planner fallback",
    "parallelism": 1,
    "heap": "2 GiB",
    "retention_millis": 3600000,
    "mini_batch_size": 512,
    "warmups": 2,
    "measured_trials": 3,
    "boundary": "Complete alternating jobs include source, both transposes, JNI, state, blackhole sink and completion; no concurrent builds or tests during measurement.",
    "numeric_query": "updating inner MAX or MIN -> outer MIN,COUNT,AVG,MAX",
    "string_query": "updating inner MAX -> outer MIN,COUNT,MAX,COUNT(*)",
    "source": "Iota rows; two modulo grouping keys; NULL every seventh value; numeric values ascend for innerMAX and descend for innerMIN; strings are 13-byte v-prefixed zero-padded ascending ordinals",
    "reproduction": "SF_BENCHMARK=true mvn -Pbench -pl streamfusion-runtime -Dnative.build.skip=true -Dtest=RetractingSumPartialsBenchmark -Dsumretract.extrema=true -Dsumretract.types=INT -Dsumretract.backends=memory -Dsumretract.rows=1000000 -Dsumretract.keys=128 -Dsumretract.outerKeys=16 -Dsumretract.retentionMillis=3600000 -Dsumretract.warmup=2 -Dsumretract.runs=3 surefire:test@default-test; other shapes use recorded type/backend/rows/keys and innerMin=true for innerMIN; STRING adds extremaOnly=true;1.18 adds flink-1.18 profile."
  },
  "measurements": [
    {
      "revision": "candidate",
      "flink_line": "2.2",
      "shape": "integer-min",
      "configuration": {
        "type": "INT",
        "backend": "memory",
        "rows": 1000000,
        "inner_keys": 128,
        "outer_keys": 16,
        "inner": "MAX"
      },
      "native_route": true,
      "trials": [
        {
          "engine": "Flink",
          "trial": 0,
          "warmup": true,
          "seconds": 1.334417419
        },
        {
          "engine": "StreamFusion",
          "trial": 0,
          "warmup": true,
          "seconds": 0.779762586
        },
        {
          "engine": "StreamFusion",
          "trial": 1,
          "warmup": true,
          "seconds": 0.506877999
        },
        {
          "engine": "Flink",
          "trial": 1,
          "warmup": true,
          "seconds": 0.819454817
        },
        {
          "engine": "Flink",
          "trial": 2,
          "warmup": false,
          "seconds": 0.60666171
        },
        {
          "engine": "StreamFusion",
          "trial": 2,
          "warmup": false,
          "seconds": 0.397098603
        },
        {
          "engine": "StreamFusion",
          "trial": 3,
          "warmup": false,
          "seconds": 0.366703034
        },
        {
          "engine": "Flink",
          "trial": 3,
          "warmup": false,
          "seconds": 0.548549797
        },
        {
          "engine": "Flink",
          "trial": 4,
          "warmup": false,
          "seconds": 0.531280671
        },
        {
          "engine": "StreamFusion",
          "trial": 4,
          "warmup": false,
          "seconds": 0.374401203
        }
      ],
      "measured_seconds": {
        "Flink": [
          0.60666171,
          0.548549797,
          0.531280671
        ],
        "StreamFusion": [
          0.397098603,
          0.366703034,
          0.374401203
        ]
      },
      "median_seconds": {
        "Flink": 0.548549797,
        "StreamFusion": 0.374401203
      },
      "range_seconds": {
        "Flink": [
          0.531280671,
          0.60666171
        ],
        "StreamFusion": [
          0.366703034,
          0.397098603
        ]
      },
      "stock_over_native": 1.4651389808702082,
      "log_sha256": "8b2cb417c3a230b4058697fdf1f9f07b800176a75fe8d3f2094cb4786f884f3a"
    },
    {
      "revision": "candidate",
      "flink_line": "2.2",
      "shape": "double-max",
      "configuration": {
        "type": "DOUBLE",
        "backend": "memory",
        "rows": 1000000,
        "inner_keys": 4096,
        "outer_keys": 64,
        "inner": "MIN"
      },
      "native_route": true,
      "trials": [
        {
          "engine": "Flink",
          "trial": 0,
          "warmup": true,
          "seconds": 3.089089758
        },
        {
          "engine": "StreamFusion",
          "trial": 0,
          "warmup": true,
          "seconds": 2.324829525
        },
        {
          "engine": "StreamFusion",
          "trial": 1,
          "warmup": true,
          "seconds": 1.974066155
        },
        {
          "engine": "Flink",
          "trial": 1,
          "warmup": true,
          "seconds": 2.280677487
        },
        {
          "engine": "Flink",
          "trial": 2,
          "warmup": false,
          "seconds": 2.200994566
        },
        {
          "engine": "StreamFusion",
          "trial": 2,
          "warmup": false,
          "seconds": 1.962745995
        },
        {
          "engine": "StreamFusion",
          "trial": 3,
          "warmup": false,
          "seconds": 1.762283535
        },
        {
          "engine": "Flink",
          "trial": 3,
          "warmup": false,
          "seconds": 2.165393297
        },
        {
          "engine": "Flink",
          "trial": 4,
          "warmup": false,
          "seconds": 2.100188041
        },
        {
          "engine": "StreamFusion",
          "trial": 4,
          "warmup": false,
          "seconds": 1.82988101
        }
      ],
      "measured_seconds": {
        "Flink": [
          2.200994566,
          2.165393297,
          2.100188041
        ],
        "StreamFusion": [
          1.962745995,
          1.762283535,
          1.82988101
        ]
      },
      "median_seconds": {
        "Flink": 2.165393297,
        "StreamFusion": 1.82988101
      },
      "range_seconds": {
        "Flink": [
          2.100188041,
          2.200994566
        ],
        "StreamFusion": [
          1.762283535,
          1.962745995
        ]
      },
      "stock_over_native": 1.1833519694266896,
      "log_sha256": "7e4d0ec8bbc03d1e73f8cc61d68624e246dbf393f75018cf4fc1f10692e67d05"
    },
    {
      "revision": "candidate",
      "flink_line": "2.2",
      "shape": "string-min",
      "configuration": {
        "type": "STRING",
        "backend": "memory",
        "rows": 262144,
        "inner_keys": 1024,
        "outer_keys": 64,
        "inner": "MAX"
      },
      "native_route": true,
      "trials": [
        {
          "engine": "Flink",
          "trial": 0,
          "warmup": true,
          "seconds": 1.858115842
        },
        {
          "engine": "StreamFusion",
          "trial": 0,
          "warmup": true,
          "seconds": 1.189507929
        },
        {
          "engine": "StreamFusion",
          "trial": 1,
          "warmup": true,
          "seconds": 0.840507075
        },
        {
          "engine": "Flink",
          "trial": 1,
          "warmup": true,
          "seconds": 1.040772333
        },
        {
          "engine": "Flink",
          "trial": 2,
          "warmup": false,
          "seconds": 0.856546766
        },
        {
          "engine": "StreamFusion",
          "trial": 2,
          "warmup": false,
          "seconds": 0.743820312
        },
        {
          "engine": "StreamFusion",
          "trial": 3,
          "warmup": false,
          "seconds": 0.754132931
        },
        {
          "engine": "Flink",
          "trial": 3,
          "warmup": false,
          "seconds": 0.835027552
        },
        {
          "engine": "Flink",
          "trial": 4,
          "warmup": false,
          "seconds": 0.840283955
        },
        {
          "engine": "StreamFusion",
          "trial": 4,
          "warmup": false,
          "seconds": 0.727516913
        }
      ],
      "measured_seconds": {
        "Flink": [
          0.856546766,
          0.835027552,
          0.840283955
        ],
        "StreamFusion": [
          0.743820312,
          0.754132931,
          0.727516913
        ]
      },
      "median_seconds": {
        "Flink": 0.840283955,
        "StreamFusion": 0.743820312
      },
      "range_seconds": {
        "Flink": [
          0.835027552,
          0.856546766
        ],
        "StreamFusion": [
          0.727516913,
          0.754132931
        ]
      },
      "stock_over_native": 1.1296867555829802,
      "log_sha256": "9bd966e90245d1b93435f558a8c89481a5c85443e8604c3c9b2541ba42283670"
    },
    {
      "revision": "candidate",
      "flink_line": "2.2",
      "shape": "rocks-max",
      "configuration": {
        "type": "INT",
        "backend": "rocksdb",
        "rows": 262144,
        "inner_keys": 4096,
        "outer_keys": 64,
        "inner": "MIN"
      },
      "native_route": true,
      "trials": [
        {
          "engine": "Flink",
          "trial": 0,
          "warmup": true,
          "seconds": 5.078530901
        },
        {
          "engine": "StreamFusion",
          "trial": 0,
          "warmup": true,
          "seconds": 1.408765793
        },
        {
          "engine": "StreamFusion",
          "trial": 1,
          "warmup": true,
          "seconds": 1.119204427
        },
        {
          "engine": "Flink",
          "trial": 1,
          "warmup": true,
          "seconds": 4.155349492
        },
        {
          "engine": "Flink",
          "trial": 2,
          "warmup": false,
          "seconds": 4.409461552
        },
        {
          "engine": "StreamFusion",
          "trial": 2,
          "warmup": false,
          "seconds": 1.006068127
        },
        {
          "engine": "StreamFusion",
          "trial": 3,
          "warmup": false,
          "seconds": 0.969665133
        },
        {
          "engine": "Flink",
          "trial": 3,
          "warmup": false,
          "seconds": 4.016795233
        },
        {
          "engine": "Flink",
          "trial": 4,
          "warmup": false,
          "seconds": 3.013666366
        },
        {
          "engine": "StreamFusion",
          "trial": 4,
          "warmup": false,
          "seconds": 1.116099981
        }
      ],
      "measured_seconds": {
        "Flink": [
          4.409461552,
          4.016795233,
          3.013666366
        ],
        "StreamFusion": [
          1.006068127,
          0.969665133,
          1.116099981
        ]
      },
      "median_seconds": {
        "Flink": 4.016795233,
        "StreamFusion": 1.006068127
      },
      "range_seconds": {
        "Flink": [
          3.013666366,
          4.409461552
        ],
        "StreamFusion": [
          0.969665133,
          1.116099981
        ]
      },
      "stock_over_native": 3.9925678243855147,
      "log_sha256": "0ab3fc9a5ee833cd4d2be52bdd3f7844aadc20cb235533ed9c8dc5c75367537a"
    },
    {
      "revision": "candidate",
      "flink_line": "1.18",
      "shape": "integer-min",
      "configuration": {
        "type": "INT",
        "backend": "memory",
        "rows": 1000000,
        "inner_keys": 128,
        "outer_keys": 16,
        "inner": "MAX"
      },
      "native_route": true,
      "trials": [
        {
          "engine": "Flink",
          "trial": 0,
          "warmup": true,
          "seconds": 1.220329583
        },
        {
          "engine": "StreamFusion",
          "trial": 0,
          "warmup": true,
          "seconds": 0.78646563
        },
        {
          "engine": "StreamFusion",
          "trial": 1,
          "warmup": true,
          "seconds": 0.497736454
        },
        {
          "engine": "Flink",
          "trial": 1,
          "warmup": true,
          "seconds": 0.783865358
        },
        {
          "engine": "Flink",
          "trial": 2,
          "warmup": false,
          "seconds": 0.597111007
        },
        {
          "engine": "StreamFusion",
          "trial": 2,
          "warmup": false,
          "seconds": 0.376658644
        },
        {
          "engine": "StreamFusion",
          "trial": 3,
          "warmup": false,
          "seconds": 0.36648843
        },
        {
          "engine": "Flink",
          "trial": 3,
          "warmup": false,
          "seconds": 0.520901251
        },
        {
          "engine": "Flink",
          "trial": 4,
          "warmup": false,
          "seconds": 0.476144331
        },
        {
          "engine": "StreamFusion",
          "trial": 4,
          "warmup": false,
          "seconds": 0.371383907
        }
      ],
      "measured_seconds": {
        "Flink": [
          0.597111007,
          0.520901251,
          0.476144331
        ],
        "StreamFusion": [
          0.376658644,
          0.36648843,
          0.371383907
        ]
      },
      "median_seconds": {
        "Flink": 0.520901251,
        "StreamFusion": 0.371383907
      },
      "range_seconds": {
        "Flink": [
          0.476144331,
          0.597111007
        ],
        "StreamFusion": [
          0.36648843,
          0.376658644
        ]
      },
      "stock_over_native": 1.4025951076011485,
      "log_sha256": "5cac879e54f404b2c8a06fdcfdbcf3c384707fd6a1416d7ecc13c0fe39b24dda"
    },
    {
      "revision": "candidate",
      "flink_line": "1.18",
      "shape": "double-max",
      "configuration": {
        "type": "DOUBLE",
        "backend": "memory",
        "rows": 1000000,
        "inner_keys": 4096,
        "outer_keys": 64,
        "inner": "MIN"
      },
      "native_route": true,
      "trials": [
        {
          "engine": "Flink",
          "trial": 0,
          "warmup": true,
          "seconds": 3.007203879
        },
        {
          "engine": "StreamFusion",
          "trial": 0,
          "warmup": true,
          "seconds": 2.336737959
        },
        {
          "engine": "StreamFusion",
          "trial": 1,
          "warmup": true,
          "seconds": 1.909802263
        },
        {
          "engine": "Flink",
          "trial": 1,
          "warmup": true,
          "seconds": 2.176752828
        },
        {
          "engine": "Flink",
          "trial": 2,
          "warmup": false,
          "seconds": 2.127224023
        },
        {
          "engine": "StreamFusion",
          "trial": 2,
          "warmup": false,
          "seconds": 1.794397333
        },
        {
          "engine": "StreamFusion",
          "trial": 3,
          "warmup": false,
          "seconds": 1.823038392
        },
        {
          "engine": "Flink",
          "trial": 3,
          "warmup": false,
          "seconds": 2.073437792
        },
        {
          "engine": "Flink",
          "trial": 4,
          "warmup": false,
          "seconds": 2.062679483
        },
        {
          "engine": "StreamFusion",
          "trial": 4,
          "warmup": false,
          "seconds": 1.764839803
        }
      ],
      "measured_seconds": {
        "Flink": [
          2.127224023,
          2.073437792,
          2.062679483
        ],
        "StreamFusion": [
          1.794397333,
          1.823038392,
          1.764839803
        ]
      },
      "median_seconds": {
        "Flink": 2.073437792,
        "StreamFusion": 1.794397333
      },
      "range_seconds": {
        "Flink": [
          2.062679483,
          2.127224023
        ],
        "StreamFusion": [
          1.764839803,
          1.823038392
        ]
      },
      "stock_over_native": 1.1555065056486016,
      "log_sha256": "dd981dba9c78c76b424392f9368f2054f49e8fe70c1761f7a52d12d511329af7"
    },
    {
      "revision": "candidate",
      "flink_line": "1.18",
      "shape": "string-min",
      "configuration": {
        "type": "STRING",
        "backend": "memory",
        "rows": 262144,
        "inner_keys": 1024,
        "outer_keys": 64,
        "inner": "MAX"
      },
      "native_route": true,
      "trials": [
        {
          "engine": "Flink",
          "trial": 0,
          "warmup": true,
          "seconds": 1.701985337
        },
        {
          "engine": "StreamFusion",
          "trial": 0,
          "warmup": true,
          "seconds": 1.121143629
        },
        {
          "engine": "StreamFusion",
          "trial": 1,
          "warmup": true,
          "seconds": 0.844879239
        },
        {
          "engine": "Flink",
          "trial": 1,
          "warmup": true,
          "seconds": 0.956430557
        },
        {
          "engine": "Flink",
          "trial": 2,
          "warmup": false,
          "seconds": 0.890063781
        },
        {
          "engine": "StreamFusion",
          "trial": 2,
          "warmup": false,
          "seconds": 0.749355693
        },
        {
          "engine": "StreamFusion",
          "trial": 3,
          "warmup": false,
          "seconds": 0.705132531
        },
        {
          "engine": "Flink",
          "trial": 3,
          "warmup": false,
          "seconds": 0.831271858
        },
        {
          "engine": "Flink",
          "trial": 4,
          "warmup": false,
          "seconds": 0.829087467
        },
        {
          "engine": "StreamFusion",
          "trial": 4,
          "warmup": false,
          "seconds": 0.608563224
        }
      ],
      "measured_seconds": {
        "Flink": [
          0.890063781,
          0.831271858,
          0.829087467
        ],
        "StreamFusion": [
          0.749355693,
          0.705132531,
          0.608563224
        ]
      },
      "median_seconds": {
        "Flink": 0.831271858,
        "StreamFusion": 0.705132531
      },
      "range_seconds": {
        "Flink": [
          0.829087467,
          0.890063781
        ],
        "StreamFusion": [
          0.608563224,
          0.749355693
        ]
      },
      "stock_over_native": 1.1788874026576432,
      "log_sha256": "9df879093ba5e0c46abbecf731060cf6c92491d4274d004ae803ffb9637a2d60"
    },
    {
      "revision": "prior",
      "flink_line": "2.2",
      "shape": "integer-min",
      "configuration": {
        "type": "INT",
        "backend": "memory",
        "rows": 1000000,
        "inner_keys": 128,
        "outer_keys": 16,
        "inner": "MAX"
      },
      "native_route": false,
      "trials": [
        {
          "engine": "Flink",
          "trial": 0,
          "warmup": true,
          "seconds": 1.376744075
        },
        {
          "engine": "StreamFusion",
          "trial": 0,
          "warmup": true,
          "seconds": 0.785339822
        },
        {
          "engine": "StreamFusion",
          "trial": 1,
          "warmup": true,
          "seconds": 0.639825509
        },
        {
          "engine": "Flink",
          "trial": 1,
          "warmup": true,
          "seconds": 0.668971706
        },
        {
          "engine": "Flink",
          "trial": 2,
          "warmup": false,
          "seconds": 0.508368309
        },
        {
          "engine": "StreamFusion",
          "trial": 2,
          "warmup": false,
          "seconds": 0.48443395
        },
        {
          "engine": "StreamFusion",
          "trial": 3,
          "warmup": false,
          "seconds": 0.490234885
        },
        {
          "engine": "Flink",
          "trial": 3,
          "warmup": false,
          "seconds": 0.470957206
        },
        {
          "engine": "Flink",
          "trial": 4,
          "warmup": false,
          "seconds": 0.525180853
        },
        {
          "engine": "StreamFusion",
          "trial": 4,
          "warmup": false,
          "seconds": 0.483395805
        }
      ],
      "measured_seconds": {
        "Flink": [
          0.508368309,
          0.470957206,
          0.525180853
        ],
        "StreamFusion": [
          0.48443395,
          0.490234885,
          0.483395805
        ]
      },
      "median_seconds": {
        "Flink": 0.508368309,
        "StreamFusion": 0.48443395
      },
      "range_seconds": {
        "Flink": [
          0.470957206,
          0.525180853
        ],
        "StreamFusion": [
          0.483395805,
          0.490234885
        ]
      },
      "stock_over_native": 1.0494068572196478,
      "log_sha256": "3a60f94babfd78e09272fb1fb4140b762c42234deb9538e7a4157f25d49df747"
    },
    {
      "revision": "prior",
      "flink_line": "2.2",
      "shape": "double-max",
      "configuration": {
        "type": "DOUBLE",
        "backend": "memory",
        "rows": 1000000,
        "inner_keys": 4096,
        "outer_keys": 64,
        "inner": "MIN"
      },
      "native_route": false,
      "trials": [
        {
          "engine": "Flink",
          "trial": 0,
          "warmup": true,
          "seconds": 3.158503272
        },
        {
          "engine": "StreamFusion",
          "trial": 0,
          "warmup": true,
          "seconds": 2.363501237
        },
        {
          "engine": "StreamFusion",
          "trial": 1,
          "warmup": true,
          "seconds": 2.19489117
        },
        {
          "engine": "Flink",
          "trial": 1,
          "warmup": true,
          "seconds": 2.172329145
        },
        {
          "engine": "Flink",
          "trial": 2,
          "warmup": false,
          "seconds": 2.11258177
        },
        {
          "engine": "StreamFusion",
          "trial": 2,
          "warmup": false,
          "seconds": 2.151332447
        },
        {
          "engine": "StreamFusion",
          "trial": 3,
          "warmup": false,
          "seconds": 2.119934503
        },
        {
          "engine": "Flink",
          "trial": 3,
          "warmup": false,
          "seconds": 2.136627462
        },
        {
          "engine": "Flink",
          "trial": 4,
          "warmup": false,
          "seconds": 2.103976426
        },
        {
          "engine": "StreamFusion",
          "trial": 4,
          "warmup": false,
          "seconds": 2.084051602
        }
      ],
      "measured_seconds": {
        "Flink": [
          2.11258177,
          2.136627462,
          2.103976426
        ],
        "StreamFusion": [
          2.151332447,
          2.119934503,
          2.084051602
        ]
      },
      "median_seconds": {
        "Flink": 2.11258177,
        "StreamFusion": 2.119934503
      },
      "range_seconds": {
        "Flink": [
          2.103976426,
          2.136627462
        ],
        "StreamFusion": [
          2.084051602,
          2.151332447
        ]
      },
      "stock_over_native": 0.9965316225621145,
      "log_sha256": "66815db2e04eacec8b2c29400103daa1b811989f5d7c83a712cf4f1eada99324"
    },
    {
      "revision": "prior",
      "flink_line": "2.2",
      "shape": "string-min",
      "configuration": {
        "type": "STRING",
        "backend": "memory",
        "rows": 262144,
        "inner_keys": 1024,
        "outer_keys": 64,
        "inner": "MAX"
      },
      "native_route": false,
      "trials": [
        {
          "engine": "Flink",
          "trial": 0,
          "warmup": true,
          "seconds": 1.883781598
        },
        {
          "engine": "StreamFusion",
          "trial": 0,
          "warmup": true,
          "seconds": 1.028406776
        },
        {
          "engine": "StreamFusion",
          "trial": 1,
          "warmup": true,
          "seconds": 0.890760389
        },
        {
          "engine": "Flink",
          "trial": 1,
          "warmup": true,
          "seconds": 0.859266742
        },
        {
          "engine": "Flink",
          "trial": 2,
          "warmup": false,
          "seconds": 0.824683353
        },
        {
          "engine": "StreamFusion",
          "trial": 2,
          "warmup": false,
          "seconds": 0.863587654
        },
        {
          "engine": "StreamFusion",
          "trial": 3,
          "warmup": false,
          "seconds": 0.818104409
        },
        {
          "engine": "Flink",
          "trial": 3,
          "warmup": false,
          "seconds": 0.77765986
        },
        {
          "engine": "Flink",
          "trial": 4,
          "warmup": false,
          "seconds": 0.767195369
        },
        {
          "engine": "StreamFusion",
          "trial": 4,
          "warmup": false,
          "seconds": 0.790992509
        }
      ],
      "measured_seconds": {
        "Flink": [
          0.824683353,
          0.77765986,
          0.767195369
        ],
        "StreamFusion": [
          0.863587654,
          0.818104409,
          0.790992509
        ]
      },
      "median_seconds": {
        "Flink": 0.77765986,
        "StreamFusion": 0.818104409
      },
      "range_seconds": {
        "Flink": [
          0.767195369,
          0.824683353
        ],
        "StreamFusion": [
          0.790992509,
          0.863587654
        ]
      },
      "stock_over_native": 0.9505630961585491,
      "log_sha256": "69edcc466057d45c379fb509651d317e00df0240279144ba486e808b5e3b2ed3"
    },
    {
      "revision": "prior",
      "flink_line": "2.2",
      "shape": "rocks-max",
      "configuration": {
        "type": "INT",
        "backend": "rocksdb",
        "rows": 262144,
        "inner_keys": 4096,
        "outer_keys": 64,
        "inner": "MIN"
      },
      "native_route": false,
      "trials": [
        {
          "engine": "Flink",
          "trial": 0,
          "warmup": true,
          "seconds": 4.198928341
        },
        {
          "engine": "StreamFusion",
          "trial": 0,
          "warmup": true,
          "seconds": 3.163961109
        },
        {
          "engine": "StreamFusion",
          "trial": 1,
          "warmup": true,
          "seconds": 3.179098483
        },
        {
          "engine": "Flink",
          "trial": 1,
          "warmup": true,
          "seconds": 3.203680524
        },
        {
          "engine": "Flink",
          "trial": 2,
          "warmup": false,
          "seconds": 3.158318457
        },
        {
          "engine": "StreamFusion",
          "trial": 2,
          "warmup": false,
          "seconds": 3.017586583
        },
        {
          "engine": "StreamFusion",
          "trial": 3,
          "warmup": false,
          "seconds": 3.349858263
        },
        {
          "engine": "Flink",
          "trial": 3,
          "warmup": false,
          "seconds": 3.24233132
        },
        {
          "engine": "Flink",
          "trial": 4,
          "warmup": false,
          "seconds": 3.112651148
        },
        {
          "engine": "StreamFusion",
          "trial": 4,
          "warmup": false,
          "seconds": 3.772839308
        }
      ],
      "measured_seconds": {
        "Flink": [
          3.158318457,
          3.24233132,
          3.112651148
        ],
        "StreamFusion": [
          3.017586583,
          3.349858263,
          3.772839308
        ]
      },
      "median_seconds": {
        "Flink": 3.158318457,
        "StreamFusion": 3.349858263
      },
      "range_seconds": {
        "Flink": [
          3.112651148,
          3.24233132
        ],
        "StreamFusion": [
          3.017586583,
          3.772839308
        ]
      },
      "stock_over_native": 0.9428215193115471,
      "log_sha256": "9030bc1e86ff246dfa49060df2e0a555d4f09b3ace0c06656dbaab300996ce09"
    }
  ],
  "aborted_runs": [
    {
      "flink_line": "1.18",
      "shape": "rocks-max",
      "rows": 262144,
      "inner_keys": 4096,
      "outer_keys": 64,
      "timeout_seconds": 180,
      "complete_trials": [],
      "log_sha256": "da50e9ad6ca8f16b78ca2a2dde3decf8260970204fbb6880c27485b4f9ed4a73",
      "status": "incomplete; excluded from medians and speedup claims"
    },
    {
      "flink_line": "1.18",
      "shape": "rocks-small",
      "rows": 32768,
      "inner_keys": 512,
      "outer_keys": 64,
      "timeout_seconds": 90,
      "complete_trials": [
        {
          "engine": "Flink",
          "trial": 0,
          "warmup": true,
          "seconds": 16.417480146
        },
        {
          "engine": "StreamFusion",
          "trial": 0,
          "warmup": true,
          "seconds": 0.49074468
        },
        {
          "engine": "StreamFusion",
          "trial": 1,
          "warmup": true,
          "seconds": 0.453455551
        },
        {
          "engine": "Flink",
          "trial": 1,
          "warmup": true,
          "seconds": 53.852252231
        },
        {
          "engine": "Flink",
          "trial": 2,
          "warmup": false,
          "seconds": 9.751083676
        },
        {
          "engine": "StreamFusion",
          "trial": 2,
          "warmup": false,
          "seconds": 0.318281868
        },
        {
          "engine": "StreamFusion",
          "trial": 3,
          "warmup": false,
          "seconds": 0.295523044
        }
      ],
      "log_sha256": "c17678d3319d93c8e8aec460eed1a7c4055c8bb3e2f07a754c819dfbb11928de",
      "status": "incomplete; excluded from medians and speedup claims",
      "worker_stack_sha256": "fa4cd8363a73a49408b8acaf4101f3fdb27d45825bcc5d80f787e59c9e57d9f3",
      "worker_stack_excerpt": [
        "GlobalGroupAggregate -> Calc -> LocalGroupAggregate (stock Flink)",
        "org.rocksdb.RocksDB.put(Native Method)",
        "org.apache.flink.contrib.streaming.state.RocksDBValueState.update",
        "org.apache.flink.runtime.state.ttl.TtlValueState.update",
        "org.apache.flink.table.runtime.operators.aggregate.MiniBatchGlobalGroupAggFunction.finishBundle"
      ]
    }
  ],
  "optimization_passes": 0,
  "validation": {
    "native_passed": 878,
    "native_ignored": 2,
    "sql_checks_per_release": 55,
    "controlled_clock_checks_per_release": 32,
    "total_distinct_sql_operator_checks_per_release": 87,
    "agent_passed": 50,
    "agent_skipped": 1,
    "scope_unit_checks": 35,
    "clock_dimensions": [
      "cached extreme and map-size independent of map-entry expiry",
      "inclusive entry deadline",
      "expiry at logical global flush",
      "signed negative entries affect replacement scans",
      "heap partial cancellation does not refresh retained entries",
      "memory/native raw keyed RocksDB",
      "two successive restores",
      "old raw snapshot seeding before NULL-only first bundle"
    ],
    "unchanged_upstream": {
      "2.2": [
        {
          "test": "org.apache.flink.table.planner.runtime.stream.sql.AggregateITCase#testDistinctWithRetract",
          "variant": "aggMode=ON",
          "consumed_native": "NativeCalcOperator=28,NativeColumnarGroupAggregateOperator=14,NativeColumnarLocalGroupAggregateOperator=23",
          "fallbacks": []
        },
        {
          "test": "org.apache.flink.table.planner.runtime.stream.sql.AggregateITCase#testMaxAggRetractWithCondition",
          "variant": "aggMode=ON",
          "consumed_native": "NativeColumnarGroupAggregateOperator=6,NativeColumnarLocalGroupAggregateOperator=7,NativeFilterOperator=4",
          "fallbacks": []
        },
        {
          "test": "org.apache.flink.table.planner.runtime.stream.sql.AggregateITCase#testMinAggRetractWithCondition",
          "variant": "aggMode=ON",
          "consumed_native": "NativeColumnarGroupAggregateOperator=6,NativeColumnarLocalGroupAggregateOperator=6,NativeFilterOperator=4",
          "fallbacks": []
        },
        {
          "test": "org.apache.flink.table.planner.runtime.stream.sql.AggregateITCase#testMaxAggRetractWithCondition",
          "variant": "aggMode=OFF",
          "consumed_native": "NativeColumnarGroupAggregateOperator=7,NativeFilterOperator=4",
          "fallbacks": []
        },
        {
          "test": "org.apache.flink.table.planner.runtime.stream.sql.AggregateITCase#testMaxAggRetractWithCondition",
          "variant": "aggMode=OFF",
          "consumed_native": "NativeColumnarGroupAggregateOperator=9,NativeFilterOperator=6",
          "fallbacks": []
        },
        {
          "test": "org.apache.flink.table.planner.runtime.stream.sql.AggregateITCase#testDistinctWithRetract",
          "variant": "aggMode=OFF",
          "consumed_native": "NativeCalcOperator=78,NativeColumnarGroupAggregateOperator=37",
          "fallbacks": []
        },
        {
          "test": "org.apache.flink.table.planner.runtime.stream.sql.AggregateITCase#testMaxAggRetractWithCondition",
          "variant": "aggMode=ON",
          "consumed_native": "NativeColumnarGroupAggregateOperator=6,NativeColumnarLocalGroupAggregateOperator=7,NativeFilterOperator=4",
          "fallbacks": []
        },
        {
          "test": "org.apache.flink.table.planner.runtime.stream.sql.AggregateITCase#testMinAggRetractWithCondition",
          "variant": "aggMode=OFF",
          "consumed_native": "NativeColumnarGroupAggregateOperator=6,NativeFilterOperator=4",
          "fallbacks": []
        },
        {
          "test": "org.apache.flink.table.planner.runtime.stream.sql.AggregateITCase#testDistinctWithRetract",
          "variant": "aggMode=ON",
          "consumed_native": "NativeCalcOperator=30,NativeColumnarGroupAggregateOperator=14,NativeColumnarLocalGroupAggregateOperator=23",
          "fallbacks": []
        },
        {
          "test": "org.apache.flink.table.planner.runtime.stream.sql.AggregateITCase#testMaxAggRetractWithCondition",
          "variant": "aggMode=OFF",
          "consumed_native": "NativeColumnarGroupAggregateOperator=9,NativeFilterOperator=6",
          "fallbacks": []
        },
        {
          "test": "org.apache.flink.table.planner.runtime.stream.sql.AggregateITCase#testDistinctWithRetract",
          "variant": "aggMode=OFF",
          "consumed_native": "NativeCalcOperator=32,NativeColumnarGroupAggregateOperator=23",
          "fallbacks": []
        },
        {
          "test": "org.apache.flink.table.planner.runtime.stream.sql.AggregateITCase#testMinAggRetractWithCondition",
          "variant": "aggMode=OFF",
          "consumed_native": "NativeColumnarGroupAggregateOperator=6,NativeFilterOperator=4",
          "fallbacks": []
        },
        {
          "test": "org.apache.flink.table.planner.runtime.stream.sql.AggregateITCase#testDistinctWithRetract",
          "variant": "aggMode=OFF",
          "consumed_native": "NativeCalcOperator=78,NativeColumnarGroupAggregateOperator=37",
          "fallbacks": []
        },
        {
          "test": "org.apache.flink.table.planner.runtime.stream.sql.AggregateITCase#testDistinctWithRetract",
          "variant": "aggMode=OFF",
          "consumed_native": "NativeCalcOperator=78,NativeColumnarGroupAggregateOperator=37",
          "fallbacks": []
        },
        {
          "test": "org.apache.flink.table.planner.runtime.stream.sql.AggregateITCase#testMaxAggRetractWithCondition",
          "variant": "aggMode=OFF",
          "consumed_native": "NativeColumnarGroupAggregateOperator=9,NativeFilterOperator=6",
          "fallbacks": []
        },
        {
          "test": "org.apache.flink.table.planner.runtime.stream.sql.AggregateITCase#testMaxAggRetractWithCondition",
          "variant": "aggMode=OFF",
          "consumed_native": "NativeColumnarGroupAggregateOperator=7,NativeFilterOperator=4",
          "fallbacks": []
        },
        {
          "test": "org.apache.flink.table.planner.runtime.stream.sql.AggregateITCase#testDistinctWithRetract",
          "variant": "aggMode=OFF",
          "consumed_native": "NativeCalcOperator=30,NativeColumnarGroupAggregateOperator=23",
          "fallbacks": []
        },
        {
          "test": "org.apache.flink.table.planner.runtime.stream.sql.AggregateITCase#testMinAggRetractWithCondition",
          "variant": "aggMode=ON",
          "consumed_native": "NativeColumnarGroupAggregateOperator=6,NativeColumnarLocalGroupAggregateOperator=6,NativeFilterOperator=4",
          "fallbacks": []
        },
        {
          "test": "org.apache.flink.table.planner.runtime.stream.sql.AggregateITCase#testMinAggRetractWithCondition",
          "variant": "aggMode=OFF",
          "consumed_native": "NativeColumnarGroupAggregateOperator=6,NativeFilterOperator=4",
          "fallbacks": []
        },
        {
          "test": "org.apache.flink.table.planner.runtime.stream.sql.AggregateITCase#testMinAggRetractWithCondition",
          "variant": "aggMode=OFF",
          "consumed_native": "NativeColumnarGroupAggregateOperator=6,NativeFilterOperator=4",
          "fallbacks": []
        },
        {
          "test": "org.apache.flink.table.planner.runtime.stream.sql.AggregateITCase#testMinAggRetractWithCondition",
          "variant": "aggMode=OFF",
          "consumed_native": "NativeColumnarGroupAggregateOperator=6,NativeFilterOperator=4",
          "fallbacks": []
        }
      ],
      "1.18": [
        {
          "test": "org.apache.flink.table.planner.runtime.stream.sql.AggregateITCase#testMinMaxWithDecimal",
          "variant": "changelog=false&aggMode=OFF",
          "consumed_native": "NativeColumnarGroupAggregateOperator=11",
          "fallbacks": []
        },
        {
          "test": "org.apache.flink.table.planner.runtime.stream.sql.AggregateITCase#testMinMaxWithDecimal",
          "variant": "changelog=false&aggMode=OFF",
          "consumed_native": "NativeColumnarGroupAggregateOperator=11",
          "fallbacks": []
        },
        {
          "test": "org.apache.flink.table.planner.runtime.stream.sql.AggregateITCase#testDistinctWithRetract",
          "variant": "changelog=false&aggMode=OFF",
          "consumed_native": "NativeCalcOperator=30,NativeColumnarGroupAggregateOperator=23",
          "fallbacks": []
        },
        {
          "test": "org.apache.flink.table.planner.runtime.stream.sql.AggregateITCase#testMinMaxWithDecimal",
          "variant": "changelog=false&aggMode=OFF",
          "consumed_native": "NativeColumnarGroupAggregateOperator=11",
          "fallbacks": []
        },
        {
          "test": "org.apache.flink.table.planner.runtime.stream.sql.AggregateITCase#testMinMaxWithDecimal",
          "variant": "changelog=false&aggMode=ON",
          "consumed_native": "NativeColumnarGroupAggregateOperator=10,NativeColumnarLocalGroupAggregateOperator=11",
          "fallbacks": []
        },
        {
          "test": "org.apache.flink.table.planner.runtime.stream.sql.AggregateITCase#testDistinctWithRetract",
          "variant": "changelog=false&aggMode=OFF",
          "consumed_native": "NativeCalcOperator=28,NativeColumnarGroupAggregateOperator=23",
          "fallbacks": []
        },
        {
          "test": "org.apache.flink.table.planner.runtime.stream.sql.AggregateITCase#testDistinctWithRetract",
          "variant": "changelog=false&aggMode=ON",
          "consumed_native": "NativeCalcOperator=26,NativeColumnarGroupAggregateOperator=14,NativeColumnarLocalGroupAggregateOperator=23",
          "fallbacks": []
        },
        {
          "test": "org.apache.flink.table.planner.runtime.stream.sql.AggregateITCase#testDistinctWithRetract",
          "variant": "changelog=false&aggMode=OFF",
          "consumed_native": "NativeCalcOperator=78,NativeColumnarGroupAggregateOperator=37",
          "fallbacks": []
        },
        {
          "test": "org.apache.flink.table.planner.runtime.stream.sql.AggregateITCase#testMinMaxWithDecimal",
          "variant": "changelog=false&aggMode=OFF",
          "consumed_native": "NativeColumnarGroupAggregateOperator=11",
          "fallbacks": []
        },
        {
          "test": "org.apache.flink.table.planner.runtime.stream.sql.AggregateITCase#testDistinctWithRetract",
          "variant": "changelog=false&aggMode=OFF",
          "consumed_native": "NativeCalcOperator=78,NativeColumnarGroupAggregateOperator=37",
          "fallbacks": []
        },
        {
          "test": "org.apache.flink.table.planner.runtime.stream.sql.AggregateITCase#testDistinctWithRetract",
          "variant": "changelog=false&aggMode=ON",
          "consumed_native": "NativeCalcOperator=28,NativeColumnarGroupAggregateOperator=14,NativeColumnarLocalGroupAggregateOperator=23",
          "fallbacks": []
        },
        {
          "test": "org.apache.flink.table.planner.runtime.stream.sql.AggregateITCase#testMinMaxWithDecimal",
          "variant": "changelog=false&aggMode=ON",
          "consumed_native": "NativeColumnarGroupAggregateOperator=10,NativeColumnarLocalGroupAggregateOperator=11",
          "fallbacks": []
        }
      ]
    }
  },
  "notes": [
    "Every completed candidate profile beats paired stock; no slow-case optimization pass was needed.",
    "1.18 stock RocksDB exhausted two bounded attempts; incomplete trials and worker stack retained without a median or speedup claim.",
    "Candidate DSO precedes only the last cfg(test) legacy snapshot regression; production behavior matches the final source.",
    "Root user work untouched; all delivery remains on one isolated goal branch."
  ]
}