Excerpts from Tom Lane's message of mar dic 20 22:23:36 -0300 2011:
Alvaro Herrera alvhe...@commandprompt.com writes:
Excerpts from Tom Lane's message of mar dic 20 18:24:29 -0300 2011:
You do *not* want to store either of the latter two numbers in
parse-time Var nodes, because then you
On Tue, Dec 20, 2011 at 9:47 PM, Alvaro Herrera
alvhe...@commandprompt.com wrote:
The idea described there by Tom, and upon which I formed a vague
implementation plan in my head, is that I was to look for all uses of
an attnum, and then replace it by either attlognum (i.e. the
Excerpts from Simon Riggs's message of mié dic 21 09:44:04 -0300 2011:
Sounds great.
While you're doing this, I'd like to think about future requirements,
to see if that changes anything.
Having a unique logical column id is a great thing because it allows
the physical storage to
On Wed, Dec 21, 2011 at 1:42 PM, Alvaro Herrera
alvhe...@commandprompt.com wrote:
This one I'm not sure about at all:
* very large number of columns for statistical data sets where we
automatically vertically partition the heap when faced with large
numbers of column definitions
We
Excerpts from Simon Riggs's message of mié dic 21 15:53:20 -0300 2011:
On Wed, Dec 21, 2011 at 1:42 PM, Alvaro Herrera
alvhe...@commandprompt.com wrote:
This one I'm not sure about at all:
* very large number of columns for statistical data sets where we
automatically vertically
Alvaro Herrera alvhe...@alvh.no-ip.org writes:
I've been trying to implement the holy grail of decoupling
logical/physical column sort order representation, i.e., the feature
that lets the server have one physical order, for storage compactness,
and a different output order that can be tweaked
Excerpts from Tom Lane's message of mar dic 20 18:24:29 -0300 2011:
Alvaro Herrera alvhe...@alvh.no-ip.org writes:
I've been trying to implement the holy grail of decoupling
logical/physical column sort order representation, i.e., the feature
that lets the server have one physical order,
Alvaro Herrera alvhe...@commandprompt.com writes:
Excerpts from Tom Lane's message of mar dic 20 18:24:29 -0300 2011:
You do *not* want to store either of the latter two numbers in
parse-time Var nodes, because then you can't rearrange columns without
having to update stored rules. But it