Re: [GENERAL] Specifying many rows in a table

2004-01-30 Thread Steve Atkins
On Fri, Jan 30, 2004 at 12:38:43PM +0100, NTPT wrote: > > I have a large table (potentially tens or hundreds of millions of rows) and > > I need to extract some number of these rows, defined by an integer primary > > key. > > > > So, the obvious answer is > > > > select * from table where id i

Re: [GENERAL] Specifying many rows in a table

2004-01-30 Thread NTPT
- Puvodní zpráva - Od: "Steve Atkins" <[EMAIL PROTECTED]> Komu: <[EMAIL PROTECTED]> Odesláno: 28. ledna 2004 20:32 Predmet: [GENERAL] Specifying many rows in a table > I have a large table (potentially tens or hundreds of millions of rows) and > I need to

Re: [GENERAL] Specifying many rows in a table

2004-01-29 Thread Greg Stark
"scott.marlowe" <[EMAIL PROTECTED]> writes: > The optimizations made for in() queries in the 7.4 branch only really work > when there's a subselect / table in the in. You could try inserting those > numbers into a temp table and subselecting it. I'll second this option. But the other choic