Re: [PERFORM] Very slow update + not using clustered index

2004-01-01 Thread Mike Glover
Tom- Thanks for the quick response. More details are inline. -mike On Thu, 01 Jan 2004 23:06:11 -0500 Tom Lane <[EMAIL PROTECTED]> wrote: > Mike Glover <[EMAIL PROTECTED]> writes: > AFAICS these plans are identical, and therefore the difference in > runtime must be ascribed to the time spe

Re: [PERFORM] Very slow update + not using clustered index

2004-01-01 Thread Tom Lane
Mike Glover <[EMAIL PROTECTED]> writes: > I want to run the following query, but it takes a *very* long time. > Like this: > bookshelf=> explain analyze update summary set price_min=0, > availability=2, condition=9 where isbn = inventory.isbn and price_min = > inventory.price;

[PERFORM] Very slow update + not using clustered index

2004-01-01 Thread Mike Glover
I have these two tables: Table "de.summary" Column|Type | Modifiers --+-+--- isbn | character varying(10) | not null source | character varying(20) | not null

[PERFORM] pg_restore makes disk busy

2004-01-01 Thread cnliou
Happy new year! When performing "pg_restore -L list --disable-triggers -d db1 -v my_archive" , my hard disk for Linux box (with 96MB RAM) becomes extremely busy. One example is that it takes more than 5 miniutes to restore for a table from 7800 rows. Each row has less than 117 bytes in length