Re: Update entire column with new date values
От | A. Kretschmer |
---|---|
Тема | Re: Update entire column with new date values |
Дата | |
Msg-id | 20060727155151.GA30356@webserv.wug-glas.de обсуждение исходный текст |
Ответ на | Update entire column with new date values ("Weiss, Kevin" <kevin.weiss@selkirkinc.com>) |
Список | pgsql-general |
am 27.07.2006, um 10:17:48 -0500 mailte Weiss, Kevin folgendes: > I need to update the date for each file (the "date" & "filename" > columns). However, the updated values for date are not the same for each > file (due to when the files were last modified). I can import the new > date values from a text file containing the date and filename. > > What sort of "UPDATE" command do I use in this case? Essentially, I'm > trying to do something like: > > UPDATE docs SET date = '{$input_date}' > FROM ('C:/Temp/docupdate.txt') > WHERE filename = '{$input_filename}'; > > Any help is appreciated. Thanks! Create a new table with filename and date - column and fill this table with your text file. Then you have 2 tables and can run normal SQL to update your table. HTH, Andreas -- Andreas Kretschmer (Kontakt: siehe Header) Heynitz: 035242/47215, D1: 0160/7141639 GnuPG-ID 0x3FFF606C http://wwwkeys.de.pgp.net === Schollglas Unternehmensgruppe ===
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