0. I'd be interested in some additional perspective on why you believe the
contents are irrelevant. (thanks!)

1. kona, also - but since his general gist was about architectural issues,
rather than focussing on a particular implementation, I am inclined to
forgive him for the slightly confused presentation.

2. J is indeed single threaded, but you can run multiple J processes. And,
in fact, jhs gives you a server implementation which (with a relatively
small amount of work - trivial compared to the amount of work people put
into serious programming efforts) can give you multiple J processes under
the control of a single client.

3. Here, I think you are drawing a contrast between high volume transaction
processing (such as Amazon might need for its shopping cart implementation)
and analytics work (where someone tries to correlate information).  I am
not sure that I'd use a K/Q rdbms implementation at Amazon - I expect the
hardware costs would be too high. Then again, I'm not working for Amazon so
I'm not sure that I'll care a lot about this issue. [More generally: a tool
being useful never means that other tools are not useful for other things.]

And, as an aside, perl can be fun... (but I've not read that /. page, yet)

Anyways... I feel that the point you are trying to drive at is that no one
has been writing much about using J in multiprocess contexts, yet?

If so, I'll just remind you that that's more a cultural observation - about
what we have felt like doing and talking about - than anything else.

Thanks again,

-- 
Raul

On Wed, Jul 31, 2013 at 10:22 AM, CL Jason <[email protected]> wrote:

> 0. Yes, the pictures are taken of many APL/J masters, but the contents are
> much irrelavent.
> 1. arguments based on k/q: please check all the concrete examples against
> nosql apps, if those paragraphs of k/q were removed, there are only empty
> assertions
> 2. up to now, J is single-threaded, k/q has some supports of
> multi-threading, which is one form of concurrency/parallel programming
> 3. DBMS is more than just a query interface, and supporting the subset of
> SQL doesn't mean the other parts of SQL are shit.
>
> there is even /. advertisement:
>
> http://developers.slashdot.org/story/13/07/30/2348212/remember-the-computer-science-past-or-be-condemned-to-repeat-it
> where
> you'll even see ads for Perl...
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