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Re: Redeveloping the system - was Thoughts on payment handling in 1.4.x
- Subject: Re: Redeveloping the system - was Thoughts on payment handling in 1.4.x
- From: David Tangye <..hidden..>
- Date: Sun, 29 Apr 2007 19:19:02 +1000
On Fri, 2007-04-27 at 19:47 -0700, Chris Travers wrote:
> Actually, I would slightly quibble with this point. Rather than
> define terms precisely (since natural language is descriptive rather
> than prescriptive), it is a good idea to discuss what we mean by what
> we say and challenge eachother to find better words. But we see the
> same need for clarity.
Sounds more like you are expanding on what I said, rather than
> If a field in the database is TOASTed, is it still a column?
I do not know what toasted means.
> What is
> the difference between a field on a report and a column in a tabular
That's a totally different usage of column from column in a database. A
database column might be viewed or presented as a field in a report.
That field might be laid out in a column, ie its layout or format is
> Actually to be most precise, there are neither fields nor columns in
> the database. Only sets and members of sets.
No sorry, sets, members, tuples etc is the university way of
learning/speaking mathematically about the subject and relational
theory. When an RDBMS is implemented in the industry, eg by Oracle,
Sybase, MySql, IBM and all others I know, except lame Microsoft with
their MSAccess piece of garbage, they all speak of tables, columns and
> > If no development method (process plus artifacts) is agreed, how is
> > everybody going to work together?
> Areas of expertise, precise communication, etc? Development of
> appropriate processes?
Totally agreed. I look forward to seeing the processes and artifacts to
be produced from these being progressively defined in due course (sooner
rather than later :-) ).