Re: Difficulty modelling sales taxes

From: "David G(dot) Johnston" <david(dot)g(dot)johnston(at)gmail(dot)com>
To: Melvin Davidson <melvin6925(at)gmail(dot)com>
Cc: Frank Millman <frank(at)chagford(dot)com>, "pgsql-general(at)postgresql(dot)org" <pgsql-general(at)postgresql(dot)org>
Subject: Re: Difficulty modelling sales taxes
Date: 2017-01-02 16:20:12
Message-ID: CAKFQuwakz_1ZR1ACw3WrbhXsbG-nqjuir7MFwdT6zpb6cyNh7A@mail.gmail.com
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On Mon, Jan 2, 2017 at 7:38 AM, Melvin Davidson <melvin6925(at)gmail(dot)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.

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