On Mon, 2011-08-08 at 11:42 +0530, Adarsh Sharma wrote:
> Guillaume Lelarge wrote:
> > On Mon, 2011-08-08 at 10:28 +0530, Adarsh Sharma wrote:
> >
> >> Dear all,
> >>
> >> Today I researched on giving privileges in Postgres databases. I have 4
> >> databases and near about 150 tables, 50-60 sequences and also some views
> >> in it.
> >>
> >> I want to give privileges to a new user in all these objects. I created
> >> a function for that but don't know how to give privileges on all objects
> >> all at once.
> >>
> >> **************Function for granting all privileges on all tables in
> >> postgres database**************************
> >> Step 1 : Create a new user with password
> >>
> >> create user abc with password 'as123';
> >>
> >> Step 2 :
> >>
> >> create function grant_all(a text) returns void as $$
> >>
> >> declare
> >>
> >> name text;
> >> user_name alias for $1;
> >>
> >> begin
> >>
> >> for name in select table_name from information_schema.tables where
> >> table_schema = 'public' loop
> >>
> >> execute 'grant all on table ' || name || ' to ' || user_name ;
> >>
> >> end loop;
> >>
> >> end;
> >>
> >> $$ language plpgsql;
> >>
> >> Step 3 :
> >>
> >> select grant_all('abc');
> >>
> >>
> >> Step 4 :
> >>
> >> Finish
> >>
> >> This will grant on tables only but Do I need to manually issue grant
> >> commands on all objects.
> >> I want to issue it all at once.
> >>
> You just need to add the other "GRANT ALL ON <object type> <object name>
> to <user name>" in your function.
>
> >
> But how it picks all view & sequence names one by one, I iterate in my
> loop each table name .
> Manually the command is :
>
> grant all on sequence_name to user_name;
>
For sequences, you need to look at information_schema.sequences. For
others, well, it depends on what objects you'll have in your database.
--
Guillaume
http://blog.guillaume.lelarge.info
http://www.dalibo.com
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