Re: [HACKERS] Broken(?) 'interval' problems. [Was: ISO 8601 "Time Intervals"]

2003-09-10 Thread Ron Mayer
Bruno wrote: > > Can you document which part of a mixed interval (with both months and > seconds parts) gets added first to a timestamp? I haven't ever run > across anything which says which gets done first. > In the existing code, the sql spec, or the proposed implementation? In the existing c

[HACKERS] Broken(?) 'interval' problems. [Was: ISO 8601 "Time Intervals"]

2003-09-10 Thread Ron Mayer
Tom wrote: > At this point it should move to pghackers, I think. (responding to a patch for ISO 8601 "Time Intervals" in pgsql-patches) Looks like I'll take a shot at more broadly hacking the postgresql time interval code. Before doing so, I wanted to ask opinions regarding what the "right" beh

Re: [HACKERS] [PATCHES] ISO 8601 "Time Intervals" of the "format with time-unit designators"

2003-09-08 Thread Ron Mayer
Tom wrote... > At this point it should move to pghackers, I think. Background for pghackers first, open issues below... Over on pgpatches we've been discussing ISO syntax for “time intervals” of the “format with time-unit designators”. http://archives.postgresql.org/pgsql-patches/2003-0

Re: [HACKERS] Two weeks to feature freeze

2003-06-19 Thread Ron Mayer
Tom wrote: > > Do we have any "killer" features added to 7.4 that we can shout about? > > We have a lot of pretty good stuff. You're not happy that the > performance of IN (subselect) has been fixed? That btree index bloat is > fixed... For warehousing & reporting, "Add hash for evaluating GROU

Re: [HACKERS] Pre-allocation of shared memory ...

2003-06-12 Thread Ron Mayer
Jeroen T. Vermeulen wrote: > >After that, where do you go? Try to find a reasonable process to shoot >in the head. From what I heard, although I haven't kept current, a lot >of work went into selecting a "reasonable" process, so there will be some >determinism. FWIW, you can browse the logic li

Re: [HACKERS] optimizer cost calculation problem

2003-03-31 Thread Ron Mayer
Tom wrote: > >I find it really really hard to believe that it's wise to run with >sort_mem exceeding 2 gig ;-). Does that installation have so much >RAM that it can afford to run multiple many-Gb sorts concurrently? I don't do 2 gig... but I found 0.3 gig helped on a not-too-large system. In a

Re: [HACKERS] Case insensitivity, and option?

2003-03-12 Thread Ron Mayer
mlw wrote: > ... >select * from table where field = 'blah'; >gave the same results as: >select * from table where field = 'BLah'; > >I was shocked. (a) because I know a lot of my code could be easier to >write > ... select * from table where field ILIKE 'blAH'; -- ;-) is almost as easy :-) PS

Re: [HACKERS] Hard problem with concurrency

2003-02-18 Thread Ron Mayer
Christopher Kings-Lynne wrote: > >*sigh* It's just like a standard to come up with a totally new syntax for a >feature that no-one has except MySQL who use a different syntax :) You sure? :) http://otn.oracle.com/products/oracle9i/daily/Aug24.html MERGE INTO SALES_FACT D USING SALES_JUL

Re: [HACKERS] Hard problem with concurrency

2003-02-18 Thread Ron Mayer
FWIW, that's the approach O*'s taking. http://otn.oracle.com/products/oracle9i/daily/Aug24.html -Original Message- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] Behalf Of Peter Eisentraut Sent: Tuesday, February 18, 2003 11:02 AM To: Christopher Kings-Lynne Cc: Tom Lane; Hackers Su

Re: [HACKERS] PostgreSQL Tuning Results

2003-02-12 Thread Ron Mayer
Christopher Kings-Lynne wrote: > >I reckon that sort_mem is the hardest thing to optimise1 > Agreed... in part because it depends a lot on the query. Also, if I understand correctly sort_mem not only affects sorts but also hash table stuff as well, right? If that's true for the new hash aggrega

Re: [mail] Re: [HACKERS] Windows Build System

2003-01-30 Thread Ron Mayer
On Thu, 30 Jan 2003, Dave Page wrote: > > On Wed, 29 Jan 2003, Ron Mayer wrote: > > > > > > Cool irony in the automated .sig on the mailinglist software... > > > [...] > > > Sounds like you're basically saying is > > >_do_ 'kill -9&

Re: [mail] Re: [HACKERS] Windows Build System

2003-01-29 Thread Ron Mayer
Cool irony in the automated .sig on the mailinglist software... On Wed, 29 Jan 2003, Vince Vielhaber wrote: > ... > hammering the betas is a far cry from an "industrial-strength solution". > ... > TIP 4: Don't 'kill -9' the postmaster Sounds like you're basically saying is _do_ 'kill -9' t

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