title: Mongoose get docs matching the array
body: <p>I have a schema like this </p>
  
  <pre><code>{
      members: [{
           type: Schema.Types.ObjectId,
           ref: 'User'
      }]
      createdAt: {
          type: Date,
          default: Date.now
      }
      ...
  }
  </code></pre>
  
  <hr>
  
  <p>And the docs are</p>
  
  <p>1-</p>
  
  <pre><code>{
      members:
      ["some id 1", "some id 2"]
  },
  createdAt: "someTime ago"
  </code></pre>
  
  <p>2-</p>
  
  <pre><code>{
      members:
      ["some id 1", "some id 2", "some id 3"]
  },
  createdAt: "someTime ago"
  </code></pre>
  
  <p>I want to find the docs which match the exact an array of elements</p>
  
  <pre><code>['some id 1', 'some id 2']
  </code></pre>
  
  <p>ie doc 1 in the above sample docs</p>
  
  <p>How this could be possible?<br>
  Any help would be appreciated.</p>