Sameer Thakur <samthakur74(at)gmail(dot)com> writes:
> The proposed tool tries to make migration faster for tables and indices
> only by copying their binary data files.
There's 0 chance of making that work, because the two databases wouldn't
have the same notions of committed XIDs. You apparently don't
understand what you read in the other discussion --- the steps you are
objecting to are not optional, whether copying a whole tablespace or
only one table.
regards, tom lane