{
  "status": "default-off investigation; no admission or speed claim",
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    "parallelism": 1,
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    "ipc": true,
    "rows": 2000000,
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    "every_eighth_value_null": true,
    "row_source": true,
    "row_blackhole_sink": true,
    "both_transposes": true,
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    "measured_alternating_pairs": 5,
    "boundary": "executeSql(insert).await includes planning/submission, row source/sink, conversions, function and keyed state; metrics-cluster boot/config outside timing. Original experiments use a per-pair cluster; final measurements use per-job ownership as recorded in each measurement."
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    "Flink 1.18 release measurements, STRING/composite/global and representative width coverage against actual previous fallback",
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    "merge/reset, broader accumulator and savepoint-rescaling contracts",
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      "eight memory/native-RocksDB append/retract recovery scenarios per line, with two forced restores, consumed native rows and memory release",
      "open/evaluation/close failure cause parity",
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