Re: Seeding
От | Ron Johnson |
---|---|
Тема | Re: Seeding |
Дата | |
Msg-id | 1026844703.24332.82.camel@rebel обсуждение исходный текст |
Ответ на | Re: Seeding ("Chad Thompson" <chad@weblinkservices.com>) |
Список | pgsql-novice |
On Tue, 2002-07-16 at 12:31, Chad Thompson wrote: > So if there is an order by in that statement and i want to insert every 2500 > records is that specific? But you'll still have trouble, since the next time you say ORDER BY FULL_PHONE, all of the records with FULL_PHONE='5552552555' will all be grouped together. What is the reason for wanting these '5552552555' records? Maybe there is another way to skin this cat... > e.g. > create table "temp"( > select distinct(full_phone) > from lists > where client_id =8 > order by full_phone) > > Thanks > Chad > > ----- Original Message ----- > From: "Peter Eisentraut" <peter_e@gmx.net> > To: "Chad Thompson" <chad@weblinkservices.com> > Cc: "pgsql-novice" <pgsql-novice@postgresql.org>; "pgsql-sql" > <pgsql-sql@postgresql.org> > Sent: Monday, July 15, 2002 4:54 PM > Subject: Re: [SQL] Seeding > > > > Chad Thompson writes: > > > > > create table "temp"( > > > select distinct(full_phone) > > > >from lists > > > where client_id =8) > > > > > > This gives me 100,000 unique records > > > > > > What i would like to do is, every 2500, insert a specific number like > '5552552555' > > > > The first thing you're going to have to define is what you mean with > > "every 2500", because records in tables are not ordered. -- +-----------------------------------------------------------------+ | Ron Johnson, Jr. Home: ron.l.johnson@cox.net | | Jefferson, LA USA | | | | "The greatest dangers to liberty lurk in insidious encroachment | | by men of zeal, well-meaning, but without understanding." | | Justice Louis Brandeis, dissenting, Olmstead v US (1928) | +-----------------------------------------------------------------+
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