Re: 'order by' in an insert into command
От | Jean-Luc Lachance |
---|---|
Тема | Re: 'order by' in an insert into command |
Дата | |
Msg-id | 413F3798.5070802@sympatico.ca обсуждение исходный текст |
Ответ на | 'order by' in an insert into command (Mike Nolan <nolan@gw.tssi.com>) |
Список | pgsql-general |
Try: insert into pending_tnmt_sec select tseceventid, tsecsecno, nextval('sec_seq'), tsecrtddt from ( select tseceventid, tsecsecno, tsecrtddt from tnmtsec order by tsecrtddt,tseceventid,tsecsecno) as ss; Mike Nolan wrote: > I have the following insert to populate a new table: > > insert into pending_tnmt_sec > select tseceventid, tsecsecno, > nextval('sec_seq'), > tsecrtddt > from tnmtsec > order by tsecrtddt,tseceventid,tsecsecno; > > I need to access this data in a particular order which may change over > time but the initial order I want is in the order by clause. > > The problem is, I'm not getting the data into the right order based > on the sequence values being inserted: > > tsecrtddt tseceventid tsecsecno seq > > 2004-08-30 | 20040731910 | 1 | 356270 ### out of sequence > 2004-07-08 | 20040531897 | 2 | 360792 > 2004-06-03 | 20040425023 | 1 | 354394 > 2004-04-23 | 20040320702 | 1 | 353557 > 2004-02-18 | 20040117178 | 2 | 359387 ### out of sequence > 2004-01-10 | 20031213418 | 1 | 351315 > > I can't tell whether this is because the order by clause in the insert > is being ignored or because the sequence is incrememted before the sort > takes place. Is there a way to do this insert? > -- > Mike Nolan > > ---------------------------(end of broadcast)--------------------------- > TIP 6: Have you searched our list archives? > > http://archives.postgresql.org >
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