Re: Order of columns within a table

It sounds like I'll lose all existing data. Is that correct?

Brian Peasland <peasland_at_edcmail.cr.usgs.gov> wrote in message news:393BA5BE.279FA233_at_edcmail.cr.usgs.gov...
> In relational database theory, rows and columns have no order for a
> table when they are stored. In practice, this is not true as you have
> found out. But one's applications should stick to this theory and not
> rely on the stored order of things.
>
> Anyway, you can copy the table, drop the original, and copy back if you
> want to change the order:
> CREATE TABLE temp_table AS SELECT * FROM orig_table;
> DROP orig_table;
> CREATE TABLE orig_table AS SELECT * FROM temp_table;
> You'll also have to recreate indexes and constraints.
>
> HTH,
> Brian
>
>
> JD wrote:
> >
> > I am using 7.3.4 and would like to be able to change the order of the
 colums
> > (there are about 25) in a table. A front-end program I use queries the
> > database and displays the columns in the same order as they are in the
> > schema manager. I can change the order of the columns after I run the
 query,
> > but it would be nice to re-arrange them so that I could put the more
 usefule
> > information towards the top. Thanks for any help.
>
> --
> ========================================
> Brian Peasland
> Raytheons Systems at
> USGS EROS Data Center
> These opinions are my own and do not
> necessarily reflect the opinions of my
> company!
> ========================================
Received on Mon Jun 05 2000 - 00:00:00 CDT