I have a column which only has six states or values. Is there a size advantage to using an enum for this data type? Currently I have it defined as a character(1). This table has about 600 million rows, so it could wind up making a difference in total size. Thanks, Whit -- Sent via pgsql-performance mailing list (pgsql-performance@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-performance