Groups > comp.databases.ms-sqlserver > #536

Re: SSE 2008: Check Clause Question

From	Gene Wirchenko <genew@ocis.net>
Newsgroups	comp.databases.ms-sqlserver, microsoft.public.sqlserver.programming
Subject	Re: SSE 2008: Check Clause Question
Date	2011-07-15 11:07 -0700
Organization	A noiseless patient Spider
Message-ID	<7e012719ntsdfq7alhu29fmseo2thjjbjp@4ax.com> (permalink)
References	<sgap171gthveuafqqeh17jgua36k2ihp49@4ax.com> <c359ded2-0cb7-47d4-9c68-8392ab12de48@j25g2000vbr.googlegroups.com> <s1ru17l3vu986nl8gcfmv80dmnhv6m50me@4ax.com> <Xns9F236F9E88324Yazorman@127.0.0.1>

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On Fri, 15 Jul 2011 10:58:21 +0200, Erland Sommarskog
<esquel@sommarskog.se> wrote:

>Gene Wirchenko (genew@ocis.net) writes:
>>      Please expand "DRI".
> 
>Declarative Referential Integrity. That is constraints: CHECK and FOREIGN 
>KEY constraints. And also PRIMARY KEY and UNIQUE constraints, although you 
>cannot turn them off in SQL Server.
>
>In SQL Server DEFAULT is also termed as a constraint, but that is a bit 
>incorrect.
>
>DRI should be seen in oppsition to RI checks implemented in triggrs.

     Thank you for the well-written definition.

Sincerely,

Gene Wirchenko

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Thread

SSE 2008: Check Clause Question Gene Wirchenko <genew@ocis.net> - 2011-07-12 13:12 -0700
  Re: SSE 2008: Check Clause Question Erland Sommarskog <esquel@sommarskog.se> - 2011-07-12 23:56 +0200
    Re: SSE 2008: Check Clause Question Gene Wirchenko <genew@ocis.net> - 2011-07-12 15:47 -0700
      Re: SSE 2008: Check Clause Question Erland Sommarskog <esquel@sommarskog.se> - 2011-07-13 10:17 +0200
  Re: SSE 2008: Check Clause Question --CELKO-- <jcelko212@earthlink.net> - 2011-07-14 07:06 -0700
  Re: SSE 2008: Check Clause Question --CELKO-- <jcelko212@earthlink.net> - 2011-07-14 07:12 -0700
    Re: SSE 2008: Check Clause Question "Fred." <ghrno-google@yahoo.com> - 2011-07-14 08:22 -0700
    Re: SSE 2008: Check Clause Question Gene Wirchenko <genew@ocis.net> - 2011-07-14 15:26 -0700
      Re: SSE 2008: Check Clause Question Erland Sommarskog <esquel@sommarskog.se> - 2011-07-15 10:58 +0200
        Re: SSE 2008: Check Clause Question Gene Wirchenko <genew@ocis.net> - 2011-07-15 11:07 -0700
      Re: SSE 2008: Check Clause Question --CELKO-- <jcelko212@earthlink.net> - 2011-07-16 06:46 -0700

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