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Re: (ITS#7307) Inconsistent "!" evaluation

--On Thursday, June 14, 2012 3:09 PM -0700 Kurt Zeilenga 
<Kurt@OpenLDAP.org> wrote:

> On Jun 14, 2012, at 2:10 PM, quanah@openldap.org wrote:
>> Full_Name: Quanah Gibson-Mount
>> Version: 2.4.31
>> OS: Linux 2.6
>> URL: ftp://ftp.openldap.org/incoming/
>> Submission from: (NULL) (
>> Handling "!" with objectClasses appears to be broken.  For example, if I
>> perform the following ldap query:
>> zimbra@zre-ldap002:~$ ldapsearch -LLL -x -H ldapi:/// -D cn=config -w
>> zimbra -b "" '(!(objectclass=junk))'
>> zimbra@zre-ldap002:~$
>> This result appears incorrect to me.  I would expect it to return all
>> entries without that objectClass (which in this case, would be every
>> entry).
> which object class (by OID)?  If the server doesn't know what junk is,
> (!(objectClass=junk)) is just as undefined (objectclass=junk) is.
>> Doing the same sort of search on a different attribute, the behavior is
>> as expected:
> Bad expectation, as junk here is a string not a descriptor.

Well, I would note that AD at least behaves the way in which I expect. 
Just because the objectClass doesn't exist in the schema, I don't think it 
should fail to evaluate.  Clearly, if none of the objects match the filter, 
it should return them.



Quanah Gibson-Mount
Sr. Member of Technical Staff
Zimbra, Inc
A Division of VMware, Inc.
Zimbra ::  the leader in open source messaging and collaboration