title: CREATE KEYSPACE IF NOT EXISTS in CQL
body: <p>I am using below CQL syntax to create keyspace only if does not exists :</p>
  
  <pre><code>CREATE KEYSPACE IF NOT EXISTS Test WITH replication 
                  = {'class':'SimpleStrategy', 'replication_factor':1};
  </code></pre>
  
  <p>but it is giving error :</p>
  
  <pre><code>Exception in thread "main" com.datastax.driver.core.exceptions.SyntaxError: line 1:23 extraneous input 'EXISTS' expecting '='
  at com.datastax.driver.core.exceptions.SyntaxError.copy(SyntaxError.java:35)
  at com.datastax.driver.core.DefaultResultSetFuture.extractCauseFromExecutionException(DefaultResultSetFuture.java:256)
  at com.datastax.driver.core.DefaultResultSetFuture.getUninterruptibly(DefaultResultSetFuture.java:172)
  at com.datastax.driver.core.SessionManager.execute(SessionManager.java:91)
  at com.datastax.driver.core.SessionManager.execute(SessionManager.java:83)
  </code></pre>
  
  <p>please help me on this ? whats wrong with syntax ?</p>