Message-ID: <3E9CDF76.C2B2D50@t1.unisoftbg.com>
Date: Wed, 16 Apr 2003 06:43:34 +0200
From: pginfo <pginfo@t1.unisoftbg.com>
MIME-Version: 1.0
To: George Weaver <georgew1@mts.net>
Cc: pgsql-sql@postgresql.org
Subject: Re: changing column size and type.
References: <3E9C155B.7A694675@t1.unisoftbg.com>
	<000401c303a4$b2d88500$7308a18e@cleartag>
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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)---------------------------
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> >
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> >