{
  "schema_version": 1,
  "date": "2026-10-20",
  "feature": "FLOAT/DOUBLE retracting SUM partials; mini-batch liveness and flush-clock retention",
  "base_commit": "f42db6a9",
  "runtime": "JDK 17; release+mimalloc",
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    "rows": 1000000,
    "parallelism": 1,
    "heap": "2 GiB",
    "backend": "memory",
    "mini_batch_rows": 512,
    "mini_batch_latency": "1 h",
    "inner_keys": 128,
    "outer_keys": 16,
    "null_every": 7,
    "warmups": 2,
    "measured_trials": 3,
    "boundary": "runtime RowData source, both transposes, production JNI, two local/global aggregate pairs, rowwise blackhole sink",
    "query": "SELECT u, SUM(mx), COUNT(mx), AVG(mx), SUM(mx) FILTER (WHERE mx > 0) FROM (SELECT k, u, MAX(v) AS mx FROM src GROUP BY k, u) GROUP BY u"
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      "numeric_sql": 20,
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      "single_value_sql": 26
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      "dso_sha256": "76ed7a74669396e886e4c5adf8972bcee71f66e1cf4849fc407ca4b7459acf7e",
      "notes": "v2 defers positive-TTL input before SINGLE_VALUE specialization; all native tests and 68 selected checks per released line pass. Timed v1 SUM path has TTL disabled and is unchanged by this specialization correction."
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}