Re: [scim] Filter evaluation for multi-valued complex attributes

Phil Hunt <phil.hunt@oracle.com> Fri, 19 April 2019 23:41 UTC

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From: Phil Hunt <phil.hunt@oracle.com>
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Date: Fri, 19 Apr 2019 16:41:43 -0700
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To: Aleksey Chernoraenko <achernoraenko@gmail.com>
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Subject: Re: [scim] Filter evaluation for multi-valued complex attributes
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Yes, they are the same for a simple filter against one sub attribute. 

The square brackets make sure the filter terms are applied against the same value record of the CMVA.  Eg [type eq “work” and value co “example”] processes differently than (emails.type eq “work” and emails.value co “example”).

Phil

> On Apr 19, 2019, at 8:03 AM, Aleksey Chernoraenko <achernoraenko@gmail.com> wrote:
> 
> Greetings,
> 
> Could you please clarify filter evaluation for multi-valued complex attributes?
> 
> "Filtering" section (3.4.2.2.) in rfc7644 demonstrates the following
> example for "emails" (which is I assume is multi-valued complex
> attribute):
> 
> 1) filter=userType ne "Employee" and not (emails co "example.com" or
> emails.value co "example.org")
> 
> 2) filter=userType eq "Employee" and (emails.type eq "work")
> 
> Is it correct that the following expressions are valid, equal, and
> should be evaluated to the same result:
> 
> a) emails[value co "example.com"]
> b) emails.value co "example.com"
> c) emails co "example.com"
> 
> b) and c) options are basically shortcuts for a) ?
> c) is valid because "value" is a default attribute for "email" ?
> 
> Thanks,
> Alexei
> 
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