title: How to delete nested column in mongodb with laravel?
body: <p>I am using Laravel with Mongodb, i have the table structure as following,</p>
  
  <pre><code>  {
      "_id" : ObjectId("59323b092798db16b4006e33"),
      "contractorId" : "KT0004",
      "worktypeId" : 1,
      "contractorDetails" : [
        [
          "KT0004",
          1,
          "Air Conditioning",
          "Salim"
        ],
        [
          "KT0001",
          2,
          "Carpentry",
          "Ashok kumar"
        ]
      ]
    }
  </code></pre>
  
  <p>I need to delete the first element from the "ContractorDetails" column, i tried with Laravel Delete, Unset, Destroy, but i did not got the solution, anyone suggest me pls?</p>