Darren Duncan wrote: > To follow-up, an additional feature that would be useful and resembles union > types is the variant where you could declare a union type first and then > separately other types could declare they are a member of the union. I'm > talking about loosely what mixins or type-roles or interfaces etc are in > other > languages. The most trivial example would be declaring an ENUM-alike first > and > then separately declaring the component values where the latter declare they > are > part of the ENUM, and this could make it easier to add or change ENUM values. > But keep in mind that this is a distinct concept from what we're otherwise > talking about as being union types. -- Darren Duncan
Should this be a TODO item? -- Bruce Momjian <br...@momjian.us> http://momjian.us EnterpriseDB http://enterprisedb.com + It's impossible for everything to be true. + -- Sent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers