[
  {
    "column_names": [
      [
        -1,
        "*"
      ],
      [
        0,
        "document type code"
      ],
      [
        0,
        "document type description"
      ],
      [
        1,
        "role code"
      ],
      [
        1,
        "role description"
      ],
      [
        2,
        "address id"
      ],
      [
        2,
        "address details"
      ],
      [
        3,
        "document status code"
      ],
      [
        3,
        "document status description"
      ],
      [
        4,
        "shipping agent code"
      ],
      [
        4,
        "shipping agent name"
      ],
      [
        4,
        "shipping agent description"
      ],
      [
        5,
        "document id"
      ],
      [
        5,
        "document status code"
      ],
      [
        5,
        "document type code"
      ],
      [
        5,
        "shipping agent code"
      ],
      [
        5,
        "receipt date"
      ],
      [
        5,
        "receipt number"
      ],
      [
        5,
        "other details"
      ],
      [
        6,
        "employee id"
      ],
      [
        6,
        "role code"
      ],
      [
        6,
        "employee name"
      ],
      [
        6,
        "other details"
      ],
      [
        7,
        "document id"
      ],
      [
        7,
        "draft number"
      ],
      [
        7,
        "draft details"
      ],
      [
        8,
        "document id"
      ],
      [
        8,
        "draft number"
      ],
      [
        8,
        "copy number"
      ],
      [
        9,
        "document id"
      ],
      [
        9,
        "draft number"
      ],
      [
        9,
        "copy number"
      ],
      [
        9,
        "employee id"
      ],
      [
        10,
        "document id"
      ],
      [
        10,
        "mailed to address id"
      ],
      [
        10,
        "mailing date"
      ]
    ],
    "column_names_original": [
      [
        -1,
        "*"
      ],
      [
        0,
        "document_type_code"
      ],
      [
        0,
        "document_type_description"
      ],
      [
        1,
        "role_code"
      ],
      [
        1,
        "role_description"
      ],
      [
        2,
        "address_id"
      ],
      [
        2,
        "address_details"
      ],
      [
        3,
        "document_status_code"
      ],
      [
        3,
        "document_status_description"
      ],
      [
        4,
        "shipping_agent_code"
      ],
      [
        4,
        "shipping_agent_name"
      ],
      [
        4,
        "shipping_agent_description"
      ],
      [
        5,
        "document_id"
      ],
      [
        5,
        "document_status_code"
      ],
      [
        5,
        "document_type_code"
      ],
      [
        5,
        "shipping_agent_code"
      ],
      [
        5,
        "receipt_date"
      ],
      [
        5,
        "receipt_number"
      ],
      [
        5,
        "other_details"
      ],
      [
        6,
        "employee_id"
      ],
      [
        6,
        "role_code"
      ],
      [
        6,
        "employee_name"
      ],
      [
        6,
        "other_details"
      ],
      [
        7,
        "document_id"
      ],
      [
        7,
        "draft_number"
      ],
      [
        7,
        "draft_details"
      ],
      [
        8,
        "document_id"
      ],
      [
        8,
        "draft_number"
      ],
      [
        8,
        "copy_number"
      ],
      [
        9,
        "document_id"
      ],
      [
        9,
        "draft_number"
      ],
      [
        9,
        "copy_number"
      ],
      [
        9,
        "employee_id"
      ],
      [
        10,
        "document_id"
      ],
      [
        10,
        "mailed_to_address_id"
      ],
      [
        10,
        "mailing_date"
      ]
    ],
    "column_types": [
      "text",
      "text",
      "text",
      "text",
      "text",
      "number",
      "text",
      "text",
      "text",
      "text",
      "text",
      "text",
      "number",
      "text",
      "text",
      "text",
      "time",
      "text",
      "text",
      "number",
      "text",
      "text",
      "text",
      "number",
      "number",
      "text",
      "number",
      "number",
      "number",
      "number",
      "number",
      "number",
      "number",
      "number",
      "number",
      "time"
    ],
    "db_id": "cre_Doc_Control_Systems",
    "foreign_keys": [
      [
        15,
        9
      ],
      [
        13,
        7
      ],
      [
        14,
        1
      ],
      [
        20,
        3
      ],
      [
        23,
        12
      ],
      [
        26,
        23
      ],
      [
        27,
        24
      ],
      [
        32,
        19
      ],
      [
        29,
        26
      ],
      [
        30,
        27
      ],
      [
        31,
        28
      ],
      [
        34,
        5
      ],
      [
        33,
        12
      ]
    ],
    "primary_keys": [
      1,
      3,
      5,
      7,
      9,
      12,
      19,
      23,
      26,
      29,
      33
    ],
    "table_names": [
      "reference document types",
      "roles",
      "addresses",
      "reference document status",
      "reference shipping agents",
      "documents",
      "employees",
      "document drafts",
      "draft copies",
      "circulation history",
      "documents mailed"
    ],
    "table_names_original": [
      "Ref_Document_Types",
      "Roles",
      "Addresses",
      "Ref_Document_Status",
      "Ref_Shipping_Agents",
      "Documents",
      "Employees",
      "Document_Drafts",
      "Draft_Copies",
      "Circulation_History",
      "Documents_Mailed"
    ]
  }
]