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Re: Difficulty modelling sales taxes

David G. Johnston <david.g.johnston@gmail.com>

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From: "David G. Johnston" <david.g.johnston@gmail.com>
To: Melvin Davidson <melvin6925@gmail.com>
Cc: Frank Millman <frank@chagford.com>, "pgsql-general@postgresql.org" <pgsql-general@postgresql.org>
Date: 2017-01-02T16:20:12Z
Lists: pgsql-general 
On Mon, Jan 2, 2017 at 7:38 AM, Melvin Davidson <melvin6925@gmail.com>
wrote:

>
>
> *Next, DO NOT begin object names with underscores.*
>

​This is only a bit arbitrary (though I do subscribe to it)...naming custom
data types or tables with underscores is likely to introduce problems since
an implementation detail of PostgreSQL is that the array version of a given
type is named "_{type}" (e.g. _varchar).

David J.