{
  "name": "anda.fertilizante",
  "schema_version": "1.0",
  "effective_from": "0.10.0",
  "breaking_policy": "major",
  "primary_key": [
    "ano",
    "mes",
    "uf",
    "produto_fertilizante"
  ],
  "required_columns": [
    "ano",
    "mes",
    "produto_fertilizante"
  ],
  "dtypes": {
    "ano": "int",
    "mes": "int",
    "uf": "str",
    "produto_fertilizante": "str",
    "volume_ton": "float"
  },
  "nullable": {
    "ano": false,
    "mes": false,
    "uf": true,
    "produto_fertilizante": false,
    "volume_ton": true
  },
  "columns": [
    {
      "name": "ano",
      "type": "int",
      "nullable": false,
      "unit": null,
      "stable": true,
      "deprecated": false,
      "description": "",
      "min_value": 2000,
      "max_value": null
    },
    {
      "name": "mes",
      "type": "int",
      "nullable": false,
      "unit": null,
      "stable": true,
      "deprecated": false,
      "description": "",
      "min_value": 1,
      "max_value": 12
    },
    {
      "name": "uf",
      "type": "str",
      "nullable": true,
      "unit": null,
      "stable": true,
      "deprecated": false,
      "description": "",
      "min_value": null,
      "max_value": null
    },
    {
      "name": "produto_fertilizante",
      "type": "str",
      "nullable": false,
      "unit": null,
      "stable": true,
      "deprecated": false,
      "description": "",
      "min_value": null,
      "max_value": null
    },
    {
      "name": "volume_ton",
      "type": "float",
      "nullable": true,
      "unit": "ton",
      "stable": true,
      "deprecated": false,
      "description": "",
      "min_value": 0,
      "max_value": null
    }
  ],
  "constraints": {
    "no_duplicates": true,
    "ano_min": 2000,
    "mes_min": 1,
    "mes_max": 12,
    "volume_ton_min": 0
  },
  "guarantees": [
    "Column names never change (additions only)",
    "'ano' is always >= 2000",
    "'mes' is between 1 and 12",
    "Numeric values are always >= 0"
  ]
}
