starbucks_subset_schema.json

{
    "table": "survey_responses",
    "columns": [
      {
        "name": "id",
        "type": "INT",
        "primaryKey": true
      },
      {
        "name": "gender",
        "type": "TINYINT",
        "constraints": {
          "check": "gender IN (0, 1)"
        },
        "encoding": {
          "0": "Male",
          "1": "Female"
        }
      },
      {
        "name": "age",
        "type": "TINYINT",
        "constraints": {
          "check": "age IN (0, 1, 2, 3)"
        },
        "encoding": {
          "0": "Below 20",
          "1": "From 20 to 29",
          "2": "From 30 to 39",
          "3": "40 and above"
        }
      },
      {
        "name": "status",
        "type": "TINYINT",
        "constraints": {
          "check": "status IN (0, 1, 2, 3)"
        },
        "encoding": {
          "0": "Student",
          "1": "Self-Employed",
          "2": "Employed",
          "3": "Housewife"
        }
      },
      {
        "name": "income",
        "type": "TINYINT",
        "constraints": {
          "check": "income IN (0, 1, 2, 3, 4)"
        },
        "encoding": {
          "0": "Less than RM25,000",
          "1": "RM25,000 – RM50,000",
          "2": "RM50,000 – RM100,000",
          "3": "RM100,000 – RM150,000",
          "4": "More than RM150,000"
        }
      },
      {
        "name": "visitNo",
        "type": "TINYINT",
        "constraints": {
          "check": "visitNo IN (0, 1, 3, 4)"
        },
        "encoding": {
          "0": "Daily",
          "1": "Weekly",
          "3": "Monthly",
          "4": "Never"
        }
      },
      {
        "name": "method",
        "type": "TINYINT",
        "constraints": {
          "check": "method IN (0, 1, 2, 3, 4)"
        },
        "encoding": {
          "0": "Dine In",
          "1": "Drive-thru",
          "2": "Take away",
          "3": "Never",
          "4": "Others"
        }
      },
      {
        "name": "timeSpend",
        "type": "TINYINT",
        "constraints": {
          "check": "timeSpend IN (0, 1, 2, 3, 4)"
        },
        "encoding": {
          "0": "Below 30 mins",
          "1": "30 mins to 1h",
          "2": "1h to 2h",
          "3": "2h to 3h",
          "4": "More than 3h"
        }
      },
      {
        "name": "location",
        "type": "TINYINT",
        "constraints": {
          "check": "location IN (0, 1, 2)"
        },
        "encoding": {
          "0": "Within 1km",
          "1": "1km to 3km",
          "2": "More than 3km"
        }
      },
      {
        "name": "membershipCard",
        "type": "TINYINT",
        "constraints": {
          "check": "membershipCard IN (0, 1)"
        },
        "encoding": {
          "0": "Yes",
          "1": "No"
        }
      }
]
}