How to use updateData for adding/updating/removing partial data

Data source

by ilaria_nunziante

HTML

<link rel="stylesheet" href="https://cdn.flexmonster.com/2.3/demo.css">
<script src="https://cdn.flexmonster.com/flexmonster.js"></script>
<button id="btn" onclick="updateRecord()">Update</button>
<button id="btn" onclick="deleteRecord()">Delete</button>
<div id="pivot-container"></div>

JavaScript

var pivot = new Flexmonster({
  container: "pivot-container",
  componentFolder: "https://cdn.flexmonster.com/",
  width: "100%",
  height: 430,
  report: {
    "dataSource": {
      "type": "json",
      "data": [{
          "DeleteRow": false,
          "RowId": "1",
          "Product": "1150499",
          "Qty": 10,
          "Price": 10,
          "Week": 37
        },
        {
          "DeleteRow": false,
          "RowId": "2",
          "Product": "1150499",
          "Qty": 10,
          "Price": 10,
          "Week": 36
        }
      ],
      "mapping": {
        "Product": {
          "type": "string"
        },
        "Qty": {
          "type": "number"
        },
        "Price": {
          "type": "number"
        },
        "Week": {
          "type": "string"
        },
        "DeleteRow": {
          "type": "delete"
        },
        "RowId": {
          "type": "id"
        }
      }
    },
    "slice": {
      "reportFilters": [{
        "uniqueName": "Week",
        "sort": "unsorted"
      }],
      "rows": [{
        "uniqueName": "Product",
        "sort": "unsorted"
      }],
      "columns": [{
        "uniqueName": "[Measures]"
      }],
      "measures": [{
          "uniqueName": "Qty",
          "aggregation": "sum"
        },
        {
          "uniqueName": "Price",
          "aggregation": "sum"
        }
      ]
    }
  }
});

function update(dataForUpdate) {
  flexmonster.updateData({
    data: dataForUpdate
  }, {
    partial: true
  });
}


//ho dovuto eliminare il field DeleteRow=false altrimenti si rompe l'update
function updateRecord() {
  var dataForUpdate = [{
      "RowId": "1",
      "Product": "1150499",
      "Qty": 10,
      "Price": 10,
      "Week": 37
    },
    {
      "RowId": "2",
      "Product": "1150499",
      "Qty": 10,
      "Price": 10,
      "Week": 36
    },
    {
      "RowId": "700652_36_2509_DG_4_1",
      "Product": "1150499",
      "Price": 80,
      "Week": 36
    },
    {
     ...