title: Error Code: 1054. Unknown column '’' in 'where clause'
body: <p>I'm trying to awnswer this question:
  When did the customer with customer_ID ''NN8'', travel to Wien, and for how much ?</p>
  
  <p>These are my tables</p>
  
  <p>''Ticket'' table (with foreignkeys Customer_ID and Ticket_ID)
  <code>Attributes are:
  [Customer_ID][Ticket_ID]</code><br>
    <code>NN8        ETG987</code></p>
  
  <p>''Destination'' table (with Primary key ticket_ID)
  Attributes are:
  <code>[Ticket_ID][city][Price][Country][departure_date][departure_time][arrival_date][arrival_time][departure_city][arrival_city]</code></p>
  
  <p>(Values in linear order are) 
  <code>[ETG987][Wien][Austria][20151212][17:00][20151212][20:00][Karlstad][Wien]</code></p>
  
  <p>This is the command I'm typing in:</p>
  
  <pre><code>Select ticket.customer_ID, destination.departure_time, destination.arrival_city, destination.price 
  FROM ticket, destination
  Where ticket.ticket_ID=destination.ticket_ID and arrival_city=’%Wien%’
  </code></pre>
  
  <p>Then I'm getting this error message:</p>
  
  <p>Error Code: 1054. Unknown column '’' in 'where clause'</p>