Satoshi Nagayasu <[EMAIL PROTECTED]> writes: > I think the read-only has two meanings for the user. > First is the internal state. XID, OID or something like that. > In these cases, the internal state mustn't be changed. > Some users will need the read-only for internal state.
> Second is read-only for the user data contents. > In some cases, the user want to make the user data as read-only. > For this purpose, the user doesn't care XID or OID, I guess. > So, we can implement them in different way. > I think both are necessary. Indeed, but we already have a implementation of the second form, in a reasonably spec-compliant fashion. The TODO item concerns the first form, which is something that the current system cannot do at all. regards, tom lane ---------------------------(end of broadcast)--------------------------- TIP 6: Have you searched our list archives? http://archives.postgresql.org