How about: UPDATE table_name SET column1 = NULL, column2 = NULL, column3 = NULL
> -----Original Message----- > From: [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED] On Behalf Of smiley2211 > Sent: Thursday, August 09, 2007 10:27 AM > To: pgsql-admin@postgresql.org > Subject: [ADMIN] Delete COLUMN data > > > Hello all, > > I need to DELETE all the DATA from 3 columns in my > table...what is the BEST way to handle this??? I don't want > to DROP the columns just clear out ALL the data in those 3 fields... > > Thanks...Michelle > -- > View this message in context: > http://www.nabble.com/Delete-COLUMN-data-tf4242917.html#a12073367 > Sent from the PostgreSQL - admin mailing list archive at Nabble.com. > > > ---------------------------(end of > broadcast)--------------------------- > TIP 9: In versions below 8.0, the planner will ignore your desire to > choose an index scan if your joining column's datatypes do not > match > -------------------------------------------------------- NOTICE: If received in error, please destroy and notify sender. Sender does not intend to waive confidentiality or privilege. Use of this email is prohibited when received in error. ---------------------------(end of broadcast)--------------------------- TIP 3: Have you checked our extensive FAQ? http://www.postgresql.org/docs/faq
