Re: Cannot cancel the change of a tablespace

Le 23/06/2010 22:54, Tom Lane a écrit :
> Robert Haas <robertmhaas@gmail.com> writes:
>> On Mon, Jun 21, 2010 at 12:46 PM, Guillaume Lelarge
>> <guillaume@lelarge.info> wrote:
>>> I added a CHECK_FOR_INTERRUPTS call in the copy_relation_data(),
>>> copy_dir(), and copy_file() functions. Works for me on ALTER TABLE ...
>>> SET TABLESPACE and ALTER DATABASE ... SET TABLESPACE, in 9.0 and 8.4.
> 
>> Adding a CHECK_FOR_INTERRUPTS() to copy_relation_data seems like it
>> ought to be OK (though I haven't tested), but copydir() is in
>> src/port, and I fear that putting CHECK_FOR_INTERRUPTS() in there
>> might cause problems.
> 
> copydir.c is already backend-specific thanks to all the ereport calls.
> If we ever tried to make it usable in frontend code, we could easily
> deal with CHECK_FOR_INTERRUPTS() via #ifndef FRONTEND --- changing the
> error management would be far more painful.
> 

I'm not sure I get it right. Do I need to do something on the patch so
that it can get commited?


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Guillaumehttp://www.postgresql.frhttp://dalibo.com