title: Can not set NOT NULL to column with type ARRAY
body: <p>I have a Table with column of type: </p>
  
  <pre><code>ARRAY&lt;STRING(36)&gt;
  </code></pre>
  
  <p>All data have a value, but i can not set NOT NULL.</p>
  
  <pre><code>ALTER TABLE Organizations ALTER COLUMN superfinUsersList ARRAY&lt;STRING(36)&gt; NOT NULL
  </code></pre>
  
  <hr>
  
  <pre><code>error: Cannot add NOT NULL to column Organizations.superfinUsersList
  </code></pre>