On Wed, Oct 10, 2007 at 12:10:10PM -0500, Erik Jones wrote:
On Oct 10, 2007, at 11:42 AM, Sam Mason wrote:
On Wed, Oct 10, 2007 at 05:02:36PM +0100, Ian Barber wrote:
CREATE TABLE shapes (
shape_id serial PRIMARY KEY,
area real not null
);
CREATE TABLE circle (
radius real not null
)
On Tue, Oct 09, 2007 at 10:30:15AM -0500, Erik Jones wrote:
On Oct 9, 2007, at 9:38 AM, Sam Mason wrote:
CREATE TABLE circle ( id SERIAL PRIMARY KEY, radius REAL NOT NULL );
CREATE TABLE square ( id SERIAL PRIMARY KEY, sidelen REAL NOT NULL );
CREATE TABLE shapes (
id SERIAL
On 10/10/07, Sam Mason [EMAIL PROTECTED] wrote:
On Tue, Oct 09, 2007 at 10:30:15AM -0500, Erik Jones wrote:
On Oct 9, 2007, at 9:38 AM, Sam Mason wrote:
CREATE TABLE circle ( id SERIAL PRIMARY KEY, radius REAL NOT NULL );
CREATE TABLE square ( id SERIAL PRIMARY KEY, sidelen REAL NOT
On Wed, Oct 10, 2007 at 05:02:36PM +0100, Ian Barber wrote:
I wonder if the best way to go would be to use the OO stuff.
I don't see how the following is object orientated, but I'm not sure it
matters much.
If you had a shapes table, that had the various operations you were
interested in (say
On Oct 10, 2007, at 11:42 AM, Sam Mason wrote:
On Wed, Oct 10, 2007 at 05:02:36PM +0100, Ian Barber wrote:
I wonder if the best way to go would be to use the OO stuff.
I don't see how the following is object orientated, but I'm not
sure it
matters much.
If you had a shapes table, that
Hi,
I was after opinions as to the best way to lay tables out to get the
effect of a disjoint union type (also known as a tagged union).
When I have to do this at the moment, I'm creating a structure like:
CREATE TABLE circle ( id SERIAL PRIMARY KEY, radius REAL NOT NULL );
CREATE TABLE
On Oct 9, 2007, at 9:38 AM, Sam Mason wrote:
Hi,
I was after opinions as to the best way to lay tables out to get the
effect of a disjoint union type (also known as a tagged union).
When I have to do this at the moment, I'm creating a structure like:
CREATE TABLE circle ( id SERIAL PRIMARY