redshift ddl update to include enhanced column in impression_stats_daily
redshift ddl update to include enhanced column in impression_stats_daily

tkiethanom/splice,mostlygeek/splice,mostlygeek/splice,oyiptong/splice,rlr/splice,mozilla/splice,mozilla/splice,ncloudioj/splice,rlr/splice,ncloudioj/splice,rlr/splice,mostlygeek/splice,oyiptong/splice,tkiethanom/splice,mozilla/splice,mozilla/splice,mostlygeek/splice,oyiptong/splice,oyiptong/splice,rlr/splice,tkiethanom/splice,ncloudioj/splice,tkiethanom/splice,ncloudioj/splice