小编Rih*_*uni的帖子

我是使用MongoDB的新手.我把它填满收据,例如:一张收据如下:

{ 
  "_id" : { 
          "$oid" : "510fa057c6f818c2bfd0b279"
          } ,

  "StoreName" : "Metro" ,
  "StoreNumber" : 521 , 
  "Items" : [ { 
               "ItemName" : "Battery" , 
               "ItemManufacturer" : "Duracell" ,
               "ItemPrice" : 12 ,
               "ItemQuantity" : 2 , 
               "ItemTotalPrice" : 24
              } , 

              { 
               "ItemName" : "TV CRT 25 inch" , 
               "ItemManufacturer" : "Toshiba" , 
               "ItemPrice" : 1659 , 
               "ItemQuantity" : 1 , 
               "ItemTotalPrice" : 1659
              } ,
              { 
                "ItemName" : "Mobile" , 
                "ItemManufacturer" : "Nokia" , 
                "ItemPrice" : 2966 …