{
  "_comment": "Expected results for the 5 SQL assertions in 04_query_correctness against fixtures/csv/workers.csv. The CSV is content-addressed; if its hash changes, this file must be re-derived.",
  "fixture_sha256": "computed at runtime by 03_ingest_csv_to_parquet — see actual.fixture_sha in evidence",
  "queries": [
    {
      "id": "Q1",
      "claim": "row count = 5",
      "sql": "SELECT count(*) AS n FROM workers",
      "expected": {"n": 5}
    },
    {
      "id": "Q2",
      "claim": "Chicago row count = 2",
      "sql": "SELECT count(*) AS n FROM workers WHERE city = 'Chicago'",
      "expected": {"n": 2}
    },
    {
      "id": "Q3",
      "claim": "max score = 95",
      "sql": "SELECT max(score) AS m FROM workers",
      "expected": {"m": 95}
    },
    {
      "id": "Q4",
      "claim": "role = safety belongs to Barbara",
      "sql": "SELECT name FROM workers WHERE role = 'safety'",
      "expected": {"name": "Barbara"}
    },
    {
      "id": "Q5",
      "claim": "Houston average score = 89.5",
      "sql": "SELECT avg(score) AS avg FROM workers WHERE city = 'Houston'",
      "expected": {"avg": 89.5}
    }
  ]
}