2009/2/27 Scott Marlowe scott.marl...@gmail.com:
On Thu, Feb 26, 2009 at 3:02 AM, Grzegorz Jaśkiewicz gryz...@gmail.com
wrote:
First of all, I wonder why the same query divided up in half - and
using temporary table works as expected, and with everything together
I'm betting it's your use
On Fri, Feb 27, 2009 at 3:10 AM, Grzegorz Jaśkiewicz gryz...@gmail.com wrote:
2009/2/27 Scott Marlowe scott.marl...@gmail.com:
On Thu, Feb 26, 2009 at 3:02 AM, Grzegorz Jaśkiewicz gryz...@gmail.com
wrote:
First of all, I wonder why the same query divided up in half - and
using temporary
2009/2/27 Scott Marlowe scott.marl...@gmail.com:
Nope.
as far as I can understand it, if I do the same thing in two steps,
and in one step. And the latter is broken, because of some internal
process/optimization/whatever - that's a bug to me.
Unless I am expecting it to work, and it was just
On Fri, Feb 27, 2009 at 3:16 AM, Grzegorz Jaśkiewicz gryz...@gmail.com wrote:
2009/2/27 Scott Marlowe scott.marl...@gmail.com:
Nope.
as far as I can understand it, if I do the same thing in two steps,
and in one step. And the latter is broken, because of some internal
Alban Hertroys dal...@solfertje.student.utwente.nl writes:
On Feb 26, 2009, at 11:02 AM, Grzegorz Jaśkiewicz wrote:
looks like you completely misunderstood my question.
I'm not surprised. What do you expect with random capitalisation, random
table
alias names and random indentation
On Fri, Feb 27, 2009 at 11:57 AM, Gregory Stark st...@enterprisedb.com wrote:
Uh, we get a lot of really mangled SQL and explain plans -- I don't see
anything wrong with these. If the question was unclear it sounds like it's
just because it's a fairly subtle problem and was hard to describe.
On Feb 25, 2009, at 11:02 AM, Grzegorz Jaśkiewicz wrote:
So I have a 'accounts' table, with id and name, and than some
hypothetical 'packages' table, containing some info per customer.
I need to retrive distinct pairs , of random packages assigned per
customer.
Packages table contains 10
looks like you completely misunderstood my question.
First of all, I wonder why the same query divided up in half - and
using temporary table works as expected, and with everything together
doesn't. And about rand(), it was tested on large enough set of runs,
that I don't think it is to blame.
The
On Feb 26, 2009, at 11:02 AM, Grzegorz Jaśkiewicz wrote:
looks like you completely misunderstood my question.
I'm not surprised. What do you expect with random capitalisation,
random table alias names and random indentation combined with queries
getting wrapped by the mailing-list
On Fri, 2009-02-27 at 01:36 +0100, Alban Hertroys wrote:
On Feb 26, 2009, at 11:02 AM, Grzegorz Jaśkiewicz wrote:
You're the one who's asking a question, it's your responsibility that
we can understand your problem.
Woah... ease up cowboy.
Joshua D. Drake
--
PostgreSQL - XMPP:
On Thu, Feb 26, 2009 at 3:02 AM, Grzegorz Jaśkiewicz gryz...@gmail.com wrote:
First of all, I wonder why the same query divided up in half - and
using temporary table works as expected, and with everything together
I'm betting it's your use of generate_series(). You can get some
weird side
So I have a 'accounts' table, with id and name, and than some
hypothetical 'packages' table, containing some info per customer.
I need to retrive distinct pairs , of random packages assigned per customer.
Packages table contains 10 packages, id:=[1:10], there's 1M customers
for testing purposes.
all explains:
Query without view:
QUERY PLAN
Aggregate (cost=94419553.37..94419553.38 rows=1 width=16)
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