{
  "schema": {
    "bsonType": "object",
    "required": ["goods_id", "sku_name", "price", "stock", "create_date", "update_date"],
    "properties": {
      "_id": {
        "description": "存储文档 ID（SKU ID），系统自动生成"
      },
      "goods_id": {
        "bsonType": "string",
        "description": "商品 id，参考 opendb-mall-goods 表",
		"foreignKey":"opendb-mall-goods._id"
      },
      "sku_name": {
        "bsonType": "string",
        "description": "SKU名称"
      },
      "price": {
        "bsonType": "int",
        "description": "价格，以分为单位，避免浮点计算的精度问题"
      },
      "market_price": {
        "bsonType": "int",
        "description": "市场价，以分为单位，避免浮点计算的精度问题"
      },
      "stock": {
        "bsonType": "int",
        "description": "库存"
      },
      "create_date": {
        "bsonType": "timestamp",
        "description": "创建时间"
      },
      "update_date": {
        "bsonType": "timestamp",
        "description": "修改时间"
      }
    }
  },
  "index": [
	    {
	       "IndexName": "goods_id_", 
	       "MgoKeySchema": { 
	           "MgoIndexKeys": [{
	               "Name": "goods_id", 
	               "Direction": "1" 
	           }],
	           "MgoIsUnique": false
	       }
	    }
  ]
}