Re: Possible typo in create_policy.sgml

Robert, Amit,

* Robert Haas (robertmhaas@gmail.com) wrote:
> I don't think that's a typo, although it's not particularly
> well-worded IMHO.  I might rewrite the whole paragraph like this:
>
> A policy limits the ability to SELECT, INSERT, UPDATE, or DELETE rows
> in a table to those rows which match the relevant policy expression.
> Existing table rows are checked against the expression specified via
> USING, while new rows that would be created via INSERT or UPDATE are
> checked against the expression specified via WITH CHECK.  Generally,
> the system will enforce filter conditions imposed using security
> policies prior to qualifications that appear in the query itself, in
> order to the prevent the inadvertent exposure of the protected data to
> user-defined functions which might not be trustworthy.  However,
> functions and operators marked by the system (or the system
> administrator) as LEAKPROOF may be evaluated before policy
> expressions, as they are assumed to be trustworthy.

Looks reasonable to me.  Amit, does this read better for you?  If so, I
can handle making the change to the docs.
Thanks!
    Stephen