Revert caching of destination interpolation
Since 'destination' comes from the table in the query, it cannot be cached
across queries! Doh!
# All parameters are described in pgsql_table(5) / PGSQL PARAMETERS## The hosts that Postfix will try to connect to and query from.hosts=localhost# The user name and password to log into the pgsql server.user=postfixpassword=some_password# The database name on the servers.dbname=mailsys# The SQL query template used to search the databasequery=SELECTgidFROMpostfix_gidWHEREdomainname='%s'