"Bruce Momjian" <bruce(at)momjian(dot)us> writes:
>> But I'm surprised, I had the impression that you were reluctant to consider
>> memcpying all the data all the time.
>
> Uh, if the macros can read 1 and 4-byte headers, why do we need to
> allocate memory for them?
Because the macros can't read 1 and 4-byte headers. If they could we would
have the problem with VARDATA for code sites that write to the data before
they write the size.
--
Gregory Stark
EnterpriseDB http://www.enterprisedb.com