#XXX: used in SessionRepository::(findAllPendingDailyWeather|findAllPendingHourlyWeather)
zipcode:
columns: [ zipcode ]
+ city_zipcode3:
+ columns: [ city, zipcode ]
+ #XXX: see https://github.com/doctrine/dbal/pull/2412 and https://stackoverflow.com/questions/32539973/configuring-index-text-length-mysql-in-doctrine