+ - bundle exec rake db:structure:dump
+ - sed -e "/idle_in_transaction_session_timeout/d" -e 's/ IMMUTABLE / /' -e "s/AS '.*libpgosm.*',/AS 'libpgosm',/" -e "/^--/d" db/structure.sql > db/structure.actual
+ - diff -uw db/structure.expected db/structure.actual