[
  {
    "context": "purchasing",
    "nameSpace": "XM",
    "type": "Item",
    "table": "item",
    "isExtension": true,
    "comment": "Extended by Purchasing",
    "relations": [
      {
        "column": "item_id",
        "inverse": "id"
      }
    ],
    "properties": [
      {
        "name": "maximumDesiredCost",
        "attr": {
          "type": "Cost",
          "column": "item_maxcost"
        }
      }
    ],
    "isSystem": true
  },
  {
    "context": "purchasing",
    "nameSpace": "XM",
    "type": "ItemRelation",
    "table": "item",
    "isExtension": true,
    "comment": "Extended by Purchasing",
    "relations": [
      {
        "column": "item_id",
        "inverse": "id"
      }
    ],
    "properties": [
      {
        "name": "maximumDesiredCost",
        "attr": {
          "type": "Cost",
          "column": "item_maxcost"
        }
      }
    ],
    "isSystem": true
  }
]