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Re: Anticipatory privileges

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Alvaro Herrera wrote:

If I am reading the (7.4) docs correctly, privileges can be granted
only with respect to tables that exist at the time the GRANT command
is given

Yes.

In fact, I have to individually grant access to each table, and any associated sequences, yes? How dangerous is it to UPDATE pg_class directly, perhaps copying the relacl column for a table that I've done by hand with GRANT. I'm thinking something like this:

=> grant all on annotations to public;
=> update pg_class set relacl = (select relacl from pg_class where relname = 'annotations') where relnamespace = (select oid from pg_namespace where nspname = 'public');

This will "grant" access to indexes and other stuff that may be unnecessary, but is this a sound approach? (By the way, are there in fact any other kinds of objects that I may need to allow access to, other than tables and sequences?)

Another solution to my access control issues is to change the owner of the tables and sequences. Can I safely do this with an UPDATE on pg_class?

Thanks, and sorry if these are dumb questions, but I haven't been able to glean the answers directly from the docs.

- John Burger
  MITRE


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