Adam Ruth <aruth@intercation.com> writes:
> ... It does seem that the large
> object functions do split the data into 2k chunks, but it would
> probably be a simple thing to check the source to determine if this is
> always true. But it could always change in a future version.
My recollection is that the large object chunk size is defined as BLCKSZ/4,
so you'd get 2K with the default 8K block size, but it could also be
4K or 8K with the other likely choices for block size.
regards, tom lane