{ "info": {
    "name": "Integration Test Data",
    "description": "Data for integration tests.",
    "copyright": "This dataset is a public domain work of the US Government."
  },
  "concepts": {
    "state_abbr": {
      "description": "State Abbreviation",
      "type": "string",
      "table": "states",
      "properties": {
        "name": {
          "name": "Name",
          "description": "The name of the state",
          "type": "string"
        }
      }        
    },
    "county": {
      "description": "County"      
    },
    "tax_returns": {
      "description": "Total Number of Tax Returns"
    },
    "adjusted_gross_income": {
      "description": "Adjusted Gross Income (In Thousands)"
    }
  },
  "slices": {
    "incomes": {
      "type": "table",
      "table": "incomes",
      "dimensions": [
        "state_abbr", "state_name", "county"
      ],
      "indexes": [
        ["state_abbr", "state_name"],
        ["county", "state_name"],
        ["state_abbr", "county"],
        "state_abbr",
        "county"
      ],
      "metrics": [
        "tax_returns",
        "adjusted_gross_income",
        "date_observed"
      ],
      "references": {
        "state_name": {
          "column": "state_abbr",
          "concept": "state_abbr",
          "value": "name"
        }
      }
    },
    "incomes_by_state": {
      "type": "derived",
      "slice": "incomes",
      "dimensions": [
        "state_abbr"
      ],
      "metrics": [
        "counties",
        "tax_returns",
        "median_tax_return"
      ],
      "aggregations": {
        "counties": ["count"],
        "tax_returns": ["sum", "tax_returns"],
        "avg_tax_return": ["avg", "tax_returns"]
      }
    }
  },  
  "tables": {
    "states": {
      "sources": [
        "states.csv"
      ],
      "columns": {
        "state_abbr": {
          "name": "_id",
          "type": "string"
        },
        "name": {
          "type": "string"
        }
      }
    },          
    "incomes": {
      "sources": [
        "test_data.csv"
      ],
      "columns": {
        "County Code": {
          "skip": true
        },
        "State Abbreviation": {
          "name": "state_abbr",
          "type": "string"
        },
        "County Name": {
          "name": "county",
          "type": "string"
        },
        "Total Number of Tax Returns": {
          "name": "tax_returns",
          "type": "integer"
        },
        "Adjusted Gross Income (In Thousands)": {
          "name": "adjusted_gross_income",
          "type": "dollars"
        },
        "Date Observed": {
          "name": "date_observed",
          "type": "date",
          "format": "YYYY/MM/dd"
        }
      }
    }
  }
}