> > Attached is a patch implementing this functionality.
> > 
> > I've modified make_new_heap() as well as swap_relfilenodes() to not assume
> > that tablespaces remain the same from old to new heap. I thought it better
> > to go down this road than introduce a lot of duplicate code.
> I have tried your patches and it works great. Thanks.
> One thing I noticed was if I change tablespace for a table having
> indexes, they are left in the old tablespace and the table itself was
> moved to the new tablespace. I regard this is a good thing since I
> could assign different table spaces for table and indexes.
> It would be even better to assign different tablespaces for each
> index.

Hm. It seems there's a problem with tablespaces. What I did was:

pgbench -i test
alter table accounts set tablespace mydb2;
\d accounts

backend crashes by signal 11...
Tatsuo Ishii

---------------------------(end of broadcast)---------------------------
TIP 9: the planner will ignore your desire to choose an index scan if your
      joining column's datatypes do not match

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