{
  "format": "attestql/audit/smells/2",
  "reading": "A smell is a mechanical reason to read this gold statement again. It is a heuristic: it does not state that the statement is wrong, and a maintainer decides.",
  "smells": [
    {
      "name": "ordering-over-numeric-text",
      "fired": false,
      "applicable": false,
      "evidence": {
        "heuristic": true,
        "means": "this statement orders by a text column holding only numbers, and ordering it as a number gives a different answer, so the gold may be sorting 9.5 above 10",
        "reason": "no ORDER BY key resolves to a text column",
        "keys": [
          {
            "key": "COUNT(T2.language)",
            "not_applicable": "the key is an expression and not a column"
          }
        ]
      },
      "counterexample_rows": []
    },
    {
      "name": "arbitrary-cut",
      "fired": false,
      "applicable": true,
      "evidence": {
        "heuristic": true,
        "means": "this statement cuts its result at a LIMIT that does not decide which rows come back, so a different but equally correct statement can return other rows and score zero",
        "cut": 1,
        "offset": 0,
        "distinct_kept": false,
        "unbounded_sql": "SELECT (CAST(SUM(T1.id) AS REAL) / COUNT(T1.id)) / 4, T2.language, COUNT(T2.language) AS attestql_ordering_key_0 FROM sets AS T1 INNER JOIN set_translations AS T2 ON T1.id = T2.id WHERE T1.releaseDate BETWEEN '2012-01-01' AND '2015-12-31' GROUP BY T1.releaseDate ORDER BY COUNT(T2.language) DESC",
        "unbounded_rows": 68,
        "projected_columns": [
          "(CAST(SUM(T1.id) AS REAL) / COUNT(T1.id)) / 4",
          "language"
        ],
        "ordering_key_columns": [
          "attestql_ordering_key_0"
        ],
        "ordering_keys": [
          {
            "key": "COUNT(T2.language)",
            "direction": "desc",
            "nulls": "last",
            "nulls_first_in_effect": false,
            "returned_rows_null_in_this_key": 0,
            "fires": false
          }
        ],
        "case": null
      },
      "counterexample_rows": []
    },
    {
      "name": "not-a-function-of-the-data",
      "fired": true,
      "applicable": true,
      "evidence": {
        "heuristic": true,
        "means": "rerun over the same rows in another physical order this statement gives another answer, so its result depends on how the rows are stored and not only on the data",
        "rule": "R-ORD",
        "baseline_result_hash": "sha256:b5693f77f64f6a785dd2054ae28ad09604520931c209ed4100e61d9d52e85457",
        "baseline_result": {
          "columns": [
            {
              "name": "(CAST(SUM(T1.id) AS REAL) / COUNT(T1.id)) / 4",
              "declared_type": "REAL"
            },
            {
              "name": "language",
              "declared_type": "TEXT"
            }
          ],
          "row_count": 1,
          "truncated": false,
          "rows_shown": 1,
          "rows": [
            [
              {
                "type": "dec",
                "value": "66.95833333333333"
              },
              {
                "type": "str",
                "value": "Japanese"
              }
            ]
          ],
          "result_hash": "sha256:b5693f77f64f6a785dd2054ae28ad09604520931c209ed4100e61d9d52e85457"
        },
        "planner_statistics": {},
        "shuffle": {
          "seed": "1",
          "row_limit": 300000,
          "tables": [
            "sets",
            "set_translations"
          ],
          "tables_not_shuffled": [],
          "tables_skipped_for_size": {
            "legalities": 427907
          },
          "tables_not_reached_by_a_copy": {}
        },
        "shuffled_copies": {
          "run": true,
          "verdict": "not_equal",
          "differs": true,
          "result_hash": "sha256:3247ce0a9c4792afd7064e498dd6c5511e78f2662752705016175d1c07d26904",
          "result": {
            "columns": [
              {
                "name": "(CAST(SUM(T1.id) AS REAL) / COUNT(T1.id)) / 4",
                "declared_type": "REAL"
              },
              {
                "name": "language",
                "declared_type": "TEXT"
              }
            ],
            "row_count": 1,
            "truncated": false,
            "rows_shown": 1,
            "rows": [
              [
                {
                  "type": "dec",
                  "value": "66.95833333333333"
                },
                {
                  "type": "str",
                  "value": "Korean"
                }
              ]
            ],
            "result_hash": "sha256:3247ce0a9c4792afd7064e498dd6c5511e78f2662752705016175d1c07d26904"
          }
        },
        "plan_variant": {
          "run": false,
          "reason": "the plan variant was not asked for"
        }
      },
      "counterexample_rows": [
        [
          {
            "type": "dec",
            "value": "66.95833333333333"
          },
          {
            "type": "str",
            "value": "Korean"
          }
        ]
      ]
    }
  ]
}