Re: jsonb and nested hstore

On 02/03/2014 07:27 AM, Andres Freund wrote:
> On 2014-02-03 09:22:52 -0600, Merlin Moncure wrote:
>>> I lost my stomach (or maybe it was the glass of red) somewhere in the
>>> middle, but I think this needs a lot of work. Especially the io code
>>> doesn't seem ready to me. I'd consider ripping out the send/recv code
>>> for 9.4, that seems the biggest can of worms. It will still be usable
>>> without.
>>
>> Not having type send/recv functions is somewhat dangerous; it can
>> cause problems for libraries that run everything through the binary
>> wire format.  I'd give jsonb a pass on that, being a new type, but
>> would be concerned if hstore had that ability revoked.
> 
> Yea, removing it for hstore would be a compat problem...
> 
>> offhand note: hstore_send seems pretty simply written and clean; it's
>> a simple nonrecursive iterator...
> 
> But a send function is pretty pointless without the corresponding recv
> function... And imo recv simply is to dangerous as it's currently
> written.
> I am not saying that it cannot be made work, just that it's still nearly
> as ugly as when I pointed out several of the dangers some weeks back.

Oleg, Teodor, any comments on the above?

-- 
Josh Berkus
PostgreSQL Experts Inc.
http://pgexperts.com