title: Convert a DataSet with single column to multiple column dataset in scala
body: <p>I have a dataset which is a DataSet of String and it has the data</p>
  
  <pre><code>12348,5,233,234559,4
  12348,5,233,234559,4
  12349,6,233,234560,5
  12350,7,233,234561,6
  </code></pre>
  
  <p>I want to split this single row and convert this to multiple columns which says RegionId, PerilId, Date, EventId, ModelId. How do i achieve this ?</p>