Re: E-R diagram code U1

From: Rich Shepard <rshepard(at)appl-ecosys(dot)com>
To: pgsql-general(at)postgresql(dot)org
Subject: Re: E-R diagram code U1
Date: 2016-10-29 16:47:57
Message-ID: alpine.LNX.2.11.1610290947000.4978@localhost
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On Sat, 29 Oct 2016, Tom Lane wrote:

>> What does U1 represent?
>
> Unique constraint, perhaps? I'm just guessing.

Tom,

That's my guess, too. I've not seen it used before now and did not know if
it's a standard code for something or one specific to this agency.

Thanks,

Rich

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