northwind.json

{
  "tables": [
    {
      "name": "customer",
      "columns": [
        {"name": "name", "type": "string"},
        {"name": "title", "type": "string"}
      ]
    },
    {
      "name": "country",
      "columns": [
        {"name": "name", "type": "string"}
      ]
    },
    {
      "name": "country",
      "columns": [
        {"name": "name", "type": "string"}
      ]
    },
    {
      "name": "region",
      "columns": [
        {"name": "name", "type": "string"}
      ]
    },
    {
      "name": "stuff",
      "columns": [
        {"name": "shipCity", "type": "string"}
      ]
    },
    {
      "name": "livesInCountryAssocs",
      "columns": [
      ]
    },
    {
      "name": "product",
      "columns": [
        {"name": "productName", "propertyName": "name", "type": "string"},
        {"name": "unitsInStock", "type": "integer"},
        {"name": "unitsInOrder", "type": "integer"},
        {"name": "unitPrice", "type": "double"},
        {"name": "discontinued", "type": "boolean"},
        {"name": "reorderLevel", "type": "integer"}
      ]
    },
    {
      "name": "category",
      "columns": [
        {"name": "name", "type": "string"},
        {"name": "description", "type": "string"}
      ]
    },
    {
      "name": "livesInCountry",
      "columns": [
        {"name": "foo", "type": "string"}
      ]
    }
  ],
  "relationships": [
    {"outTable": "customer", "inTable": "country", "edgeLabel": "livesInCountry", "manyToMany": "livesInCountry"},
    {"outTable": "customer", "inTable": "region", "edgeLabel": "livesInRegion"},
    {"outTable": "stuff", "inTable": "customer", "edgeLabel": "ordered"}
  ]
}