title: How to query unique values with pull query in Kafka ksqldb
body: <p>Running the command below:</p>
  <pre><code>SELECT * FROM MY_STREAM WHERE speed != 0 GROUP BY name LIMIT 10;
  </code></pre>
  <p>results to an error:</p>
  <p><code>Pull queries don't support GROUP BY clauses.</code></p>
  <p>Is there a way to query 10 records with the <code>name</code> value being different and unique across all 10 records returned?</p>