code: @Override
  	public final boolean execute() throws SQLException {
  		Split split = prepare();
  		try {
  			return stmt.execute();
  		} finally {
  			finish(split);
  		}
  	}
docs: Measure and execute prepared SQL operation.
  
  @return <code>true</code> if the first result is a <code>ResultSet</code> object;
  <code>false</code> if it is an update count or there are no results
  @throws java.sql.SQLException if real calls fails