title: Show tables from all schemas in Presto
body: <p>In Presto</p>
  
  <p><code>SHOW SCHEMAS;</code> returns all schemas</p>
  
  <p><code>SHOW TABLES FROM foo;</code> returns all tables for foo schema</p>
  
  <p>Is there a simple way to return tables from all schemas in Presto?</p>