Re: copy files to postgresql
От | Jean-Luc Lachance |
---|---|
Тема | Re: copy files to postgresql |
Дата | |
Msg-id | 3D4FF733.3D6F418D@nsd.ca обсуждение исходный текст |
Ответ на | Re: copy files to postgresql (Jeff Eckermann <jeff_eckermann@yahoo.com>) |
Список | pgsql-sql |
A much simpler solution would be to: create a table from the original one without the missing fields; use the copy command to import the file; insert into the original table from the new table, supplying null for the missing fields. JLL Jeff Eckermann wrote: > > I believe that soon-to-be-released version 7.3 will > have the ability to import data to specific columns, > as you are trying to do. For now, you will have to > edit your input file to insert values (even if null) > for the missing columns. The default null > representation expected by COPY is "\N" (backslash, > upper case "N"), or you can specify another using the > syntax "\copy .... with null as 'whatever'" > > --- John Zhang <jzhang@jimmy.harvard.edu> wrote: > > I was trying to copy files to columns of a > > PostgreSQL database table using \copy > > ( e. g. \copy mytable (column names here) from 'my > > file' using delimiters '\t'). > > PostgreSQL does not seem to like the column names > > part. Could someone help me > > with that? Thanks. > > > Put the text of the welcome message here. > > > > > ---------------------------(end of > > broadcast)--------------------------- > > TIP 4: Don't 'kill -9' the postmaster > > > > __________________________________________________ > Do You Yahoo!? > Yahoo! Health - Feel better, live better > http://health.yahoo.com > > ---------------------------(end of broadcast)--------------------------- > TIP 3: if posting/reading through Usenet, please send an appropriate > subscribe-nomail command to majordomo@postgresql.org so that your > message can get through to the mailing list cleanly
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