> Christopher Kings-Lynne <chriskl@familyhealth.com.au> writes:
> > Although I know of this problem, I would also be interested in the fix.
> > I know that you can declare a column of type timestamp(0) to get the old
> > format, but how do you change an existing column?
>
> Officially, it's not supported. Unofficially, you can always hack
> pg_attribute.atttypmod, which is where precision info is stored.
> Observe the following example:
>
> regression=# create table foo (f1 timestamp, f2 timestamp(0));
> CREATE
> regression=# \d foo
> Table "foo"
> Column | Type | Modifiers
> --------+-----------------------------+-----------
> f1 | timestamp with time zone |
> f2 | timestamp(0) with time zone |
Hmmm...it seems to me that an easier way is to edit the pg_dump from the
previous version to add (0) in everywhere. Why don't we put that in the
'please be aware of these incompatibilites' section of HISTORY?
Chris
