Mongo - How to update multiple documents with different value in single query?

Question

I want to write a query for updating multiple documents in a single query, Please suggest me possible ways.

Following is my mongo document.

[
    {
          


        

Answer 1

You basically need bulkWrite operation in mongodb

const array = [
  {
    "_id" : ObjectId("5b0f0a2ca1f6633032c204cd"),
    "parent_id" : ObjectId("5b0f09e1a1f6633032c204cc"),
    "name" : "ABC123",
    "color":"red"
    "userType": "admin"
  },
  {
    "_id" : ObjectId("5b0f0a2ca1f6633032c204ce"),
    "parent_id" : ObjectId("5b0f09e1a1f6633032c204cc"),
    "name" : "DEF123",
    "color":"blue"
    "userType": "admin"
  },
  {
    "_id" : ObjectId("5b0f0a2ca1f6633032c204cf"),
    "parent_id" : ObjectId("5b0f09e1a1f6633032c204cc"),
    "name" : "GHI123",
    "color":"green"
    "userType": "admin"
  },
  {
    "_id" : ObjectId("5b0f0a2ca1f6633032c204d0"),
    "parent_id" : ObjectId("5b0f09e1a1f6633032c204cc"),
    "name" : "XYZ123",
    "color":"rgb(14,256,12, 1)"
    "userType": "admin"
  }
]

And the final query

Model.bulkWrite(
  array.map((data) => 
    ({
      updateOne: {
        filter: { _id: data._id },
        update: { $set: data }
      }
    })
  )
})