Re: changing column size and type.
От | pginfo |
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Тема | Re: changing column size and type. |
Дата | |
Msg-id | 3E9CDF76.C2B2D50@t1.unisoftbg.com обсуждение исходный текст |
Ответ на | changing column size and type. (pginfo <pginfo@t1.unisoftbg.com>) |
Ответы |
Re: changing column size and type.
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Список | pgsql-sql |
Hi George, It is possible to do it so, but I wanted some better solution. For example with oracle I can do it "online". regards, ivan. George Weaver wrote: > Hi Ivan, > > I don't know if this is a recommended practice or not, but you can try the > following. > > Use PgDump to back up the entire database as a text file. Edit the backup > text file and change the CREATE TABLE statement for the table you want to > change, changing the column width to the new width desired. Restore the > database. The database will be restored with the new width for the column > in the table. > > The ability to do this depends on the size of the database, whether it can > be taken off line, etc. etc. > > HTH > George > > ----- Original Message ----- > From: "pginfo" <pginfo@t1.unisoftbg.com> > To: <pgsql-sql@postgresql.org> > Sent: Tuesday, April 15, 2003 9:21 AM > Subject: [SQL] changing column size and type. > > > Hi, > > > > I am using pg 7.3.2. > > > > Is it possible to change: > > - column size ot existing table. > > - columnt size ( it is varchar basicaly). > > > > The problem is that the table have many freferences from and to it. > > > > many thanks, > > ivan. > > > > > > ---------------------------(end of broadcast)--------------------------- > > TIP 5: Have you checked our extensive FAQ? > > > > http://www.postgresql.org/docs/faqs/FAQ.html > >
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