Hi, Thanks for the info. Would you give me the tarball? -- Tatsuo Ishii
> Hi Tatsuo, > > Yes, I've been updating the dbt3 kit over the past several months. > The query time graph is a new feature. It's available via BitKeeper > at bk://developer.osdl.org:/var/bk/dbt3 but I haven't tested the kit > well enough to make a v1.5 release yet. If BitKeeper isn't something > you can use, I can make a preliminary tarball for you. > > Mark > > On Mon, Oct 25, 2004 at 01:59:46PM +0900, Tatsuo Ishii wrote: > > Mark, > > > > I see nice graphs for each DBT3 query(for example, > > http://developer.osdl.org/markw/dbt3-pgsql/42/q_time.png). It seems > > they do not come with normal dbt3-1.4 kit. How did you get them? > > Maybe you have slightly modified dbt3 kit? > > -- > > Tatsuo Ishii > > > > > On 6 Feb, To: [EMAIL PROTECTED] wrote: > > > > On 5 Jan, Tom Lane wrote: > > > >> Josh Berkus <[EMAIL PROTECTED]> writes: > > > >>> 2) DEVELOP BETTER PLANS FOR "OR GROUP" QUERIES > > > >> > > > >>> Summary: Currently, queries with complex "or group" criteria get devolved by > > > >>> the planner into canonical and-or filters resulting in very poor execution on > > > >>> large data sets. We should find better ways of dealing with these queries, > > > >>> for example UNIONing. > > > >> > > > >>> Description: While helping OSDL with their derivative TPC-R benchmark, we ran > > > >>> into a query (#19) which took several hours to complete on PostgreSQL. > > > > > > http://developer.osdl.org/markw/dbt3-pgsql/ > > > > > > There's a short summary of the tests I ran over the weekend, with links > > > to detailed retults. Comparing runs 43 (7.4) and 52 (7.5devel), it > > > looks like query #7 had the only significant improvement. Oprofile data > > > should be there too, if that'll help. Let us know if there's anything > > > else we can try for you. > > > > > > Mark > > > > > > ---------------------------(end of broadcast)--------------------------- > > > TIP 2: you can get off all lists at once with the unregister command > > > (send "unregister YourEmailAddressHere" to [EMAIL PROTECTED]) > > > > > -- > Mark Wong - - [EMAIL PROTECTED] > Open Source Development Lab Inc - A non-profit corporation > 12725 SW Millikan Way - Suite 400 - Beaverton, OR 97005 > (503) 626-2455 x 32 (office) > (503) 626-2436 (fax) > http://developer.osdl.org/markw/ > > ---------------------------(end of broadcast)--------------------------- > TIP 7: don't forget to increase your free space map settings > ---------------------------(end of broadcast)--------------------------- TIP 6: Have you searched our list archives? http://archives.postgresql.org
