title: Cassandra update max(a,b) function
body: <p>How to make a request of this type in cassandra?</p>
  
  <pre><code>UPDATE my_table SET my_column1 = MAX(my_column1, 100) and my_column2 = my_column2 + 10;
  </code></pre>
  
  <p>max() function not exist. Can by using apache spark do this?
  thanks!</p>