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Re: E-R diagram code U1

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On 10/29/2016 09:47 AM, Rich Shepard wrote:
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.

http://stackoverflow.com/questions/5628533/what-does-i1-i2-u1-means-in-visio-database-relationship-diagram


http://stackoverflow.com/questions/23533702/about-entity-relationship-diagram


Thanks,

Rich




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Adrian Klaver
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