Re: Handling NULL dates in "copy from" statement
От | Jason Earl |
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Тема | Re: Handling NULL dates in "copy from" statement |
Дата | |
Msg-id | 877krvc6fk.fsf@npa01zz001.simplot.com обсуждение исходный текст |
Ответ на | Handling NULL dates in "copy from" statement ("Tim Nelson" <nelsonx@earthlink.com>) |
Список | pgsql-general |
Try replacing the empty string with \N, that's what copy reads as NULL. Jason "Tim Nelson" <nelsonx@earthlink.com> writes: > Is there a way to handle NULL date fields > that I am trying to import from another database? > > ex: > > ...for a table with a single date field that allows NULL... > > echo "12/31/2000" | psql -c "copy date_tab from stdin using delimiters '|' " > db_name > > ...works, but if I use a blank date... > > echo "" | psql -c "copy date_tab from stdin using delimiters '|' " db_name > > ...it fails with "Bad date external representation"... > > I've tried replacing the empty string with "NULL" and adding " with null as > '' " to no avail. > > Any ideas? Thanks. Tim > > > > ---------------------------(end of broadcast)--------------------------- > TIP 2: you can get off all lists at once with the unregister command > (send "unregister YourEmailAddressHere" to majordomo@postgresql.org)
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