[
  {
    "column_names": [
      [
        -1,
        "*"
      ],
      [
        0,
        "candidate id"
      ],
      [
        0,
        "people id"
      ],
      [
        0,
        "poll source"
      ],
      [
        0,
        "date"
      ],
      [
        0,
        "support rate"
      ],
      [
        0,
        "consider rate"
      ],
      [
        0,
        "oppose rate"
      ],
      [
        0,
        "unsure rate"
      ],
      [
        1,
        "people id"
      ],
      [
        1,
        "sex"
      ],
      [
        1,
        "name"
      ],
      [
        1,
        "date of birth"
      ],
      [
        1,
        "height"
      ],
      [
        1,
        "weight"
      ]
    ],
    "column_names_original": [
      [
        -1,
        "*"
      ],
      [
        0,
        "Candidate_ID"
      ],
      [
        0,
        "People_ID"
      ],
      [
        0,
        "Poll_Source"
      ],
      [
        0,
        "Date"
      ],
      [
        0,
        "Support_rate"
      ],
      [
        0,
        "Consider_rate"
      ],
      [
        0,
        "Oppose_rate"
      ],
      [
        0,
        "Unsure_rate"
      ],
      [
        1,
        "People_ID"
      ],
      [
        1,
        "Sex"
      ],
      [
        1,
        "Name"
      ],
      [
        1,
        "Date_of_Birth"
      ],
      [
        1,
        "Height"
      ],
      [
        1,
        "Weight"
      ]
    ],
    "column_types": [
      "text",
      "number",
      "number",
      "text",
      "text",
      "number",
      "number",
      "number",
      "number",
      "number",
      "text",
      "text",
      "text",
      "number",
      "number"
    ],
    "db_id": "candidate_poll",
    "foreign_keys": [
      [
        2,
        9
      ]
    ],
    "primary_keys": [
      1,
      9
    ],
    "table_names": [
      "candidate",
      "people"
    ],
    "table_names_original": [
      "candidate",
      "people"
    ]
  }
]