<div dir="ltr">In Neutron they are forced to be unique within a network.[1]<div><br></div><div>Are you asking if they can be required to be globally unique in Neutron?</div><div><br></div><div>1. <a href="https://github.com/openstack/neutron/blob/1f7d246f467607e0b065848b324d1ed6b3b47614/neutron/db/models_v2.py#L134-L136">https://github.com/openstack/neutron/blob/1f7d246f467607e0b065848b324d1ed6b3b47614/neutron/db/models_v2.py#L134-L136</a></div></div><div class="gmail_extra"><br><div class="gmail_quote">On Mon, Oct 19, 2015 at 4:38 PM, William Stevenson <span dir="ltr"><<a href="mailto:yhvh2000@gmail.com" target="_blank">yhvh2000@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">Hi,<br>
<br>
In reference to comments on a patchset[1], port/portgroup addresses<br>
should be unique. Please also see the irc log[1] which includes<br>
earlier discussion regarding rationale.<br>
<br>
Q: How can we enforce this uniqueness across tables?<br>
<br>
<br>
[1] <a href="https://review.openstack.org/#/c/206232/26/ironic/db/sqlalchemy/alembic/versions/5ea1b0d310e_added_port_group_table_and_altered_ports.py" rel="noreferrer" target="_blank">https://review.openstack.org/#/c/206232/26/ironic/db/sqlalchemy/alembic/versions/5ea1b0d310e_added_port_group_table_and_altered_ports.py</a><br>
[2] <a href="http://ix.io/luF/irc" rel="noreferrer" target="_blank">http://ix.io/luF/irc</a><br>
<br>
<br>
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</blockquote></div><br><br clear="all"><div><br></div>-- <br><div class="gmail_signature"><div>Kevin Benton</div></div>
</div>