From: | Stephen Frost <sfrost(at)snowman(dot)net> |
---|---|
To: | "Brightwell, Adam" <adam(dot)brightwell(at)crunchydatasolutions(dot)com> |
Cc: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Robert Haas <robertmhaas(at)gmail(dot)com>, Dean Rasheed <dean(dot)a(dot)rasheed(at)gmail(dot)com>, Craig Ringer <craig(at)2ndquadrant(dot)com>, PostgreSQL Hackers <pgsql-hackers(at)postgresql(dot)org>, Yeb Havinga <yeb(dot)havinga(at)portavita(dot)nl> |
Subject: | Re: RLS Design |
Date: | 2014-07-17 02:06:01 |
Message-ID: | 20140717020601.GO16422@tamriel.snowman.net |
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Adam,
* Brightwell, Adam (adam(dot)brightwell(at)crunchydatasolutions(dot)com) wrote:
> > Yeah, now that we're trying to bake this into ALTER TABLE we need to be
> > a bit more cautious. I'd think:
> >
> > ALTER TABLE tab POLICY ADD ...
> >
> > Would work though? (note: haven't looked/tested myself)
>
> Yes, I just tested it and the following would work from a grammar
> perspective:
>
> ALTER TABLE <table_name> POLICY ADD <policy_name> (policy_quals)
> ALTER TABLE <table_name> POLICY DROP <policy_name>
Excellent, glad to hear it.
> Though, it would obviously require the addition of POLICY to the list of
> unreserved keywords. I don't suspect that would be a concern, as it is not
> "reserved", but thought I would point it out just in case.
Right, I don't anticipate anyone complaining too loudly about that..
> Another thought I had was, would we also want the following, so that
> policies could be modified?
>
> ALTER TABLE <table_name> POLICY ALTER <policy_name> (policy_quals)
Sounds like a good idea to me.
Thanks!
Stephen
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