From: | Masahiko Sawada <sawada(dot)mshk(at)gmail(dot)com> |
---|---|
To: | vignesh C <vignesh21(at)gmail(dot)com> |
Cc: | PostgreSQL Hackers <pgsql-hackers(at)lists(dot)postgresql(dot)org> |
Subject: | Re: Improve tab completion for ALTER DEFAULT PRIVILEGE and ALTER TABLE |
Date: | 2024-04-08 04:58:55 |
Message-ID: | CAD21AoBvqiA6AM604aQON+ufLo8tHO8JcBwGrMu-4KdJS73fMg@mail.gmail.com |
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Lists: | pgsql-hackers |
On Fri, Apr 5, 2024 at 1:18 AM vignesh C <vignesh21(at)gmail(dot)com> wrote:
>
> On Tue, 2 Apr 2024 at 13:08, Masahiko Sawada <sawada(dot)mshk(at)gmail(dot)com> wrote:
> >
> > On Mon, Apr 1, 2024 at 10:41 PM vignesh C <vignesh21(at)gmail(dot)com> wrote:
> > >
> > > On Thu, 28 Mar 2024 at 13:05, Masahiko Sawada <sawada(dot)mshk(at)gmail(dot)com> wrote:
> > > >
> > > > Hi,
> > > >
> > > > Thank you for the patch!
> > > >
> > > > On Mon, Jul 3, 2023 at 12:12 AM vignesh C <vignesh21(at)gmail(dot)com> wrote:
> > > > >
> > > > > Hi,
> > > > >
> > > > > Improved tab completion for "ALTER DEFAULT PRIVILEGE" and "ALTER TABLE":
> > > > > 1) GRANT, REVOKE and FOR USER keyword was not displayed in tab
> > > > > completion of alter default privileges like the below statement:
> > > > > ALTER DEFAULT PRIVILEGES GRANT INSERT ON tables TO PUBLIC;
> > > > > ALTER DEFAULT PRIVILEGES REVOKE INSERT ON tables FROM PUBLIC;
> > > > > ALTER DEFAULT PRIVILEGES FOR USER vignesh revoke INSERT ON tables FROM dba1;
> > > >
> > > > +1
> > > >
> > > > >
> > > > > 2) USER was not displayed for "ALTER DEFAULT PRIVILEGES IN SCHEMA
> > > > > public FOR " like in below statement:
> > > > > ALTER DEFAULT PRIVILEGES IN SCHEMA public FOR USER dba1 GRANT INSERT
> > > > > ON TABLES TO PUBLIC;
> > > >
> > > > Since there is no difference FOR USER and FOR ROLE, I'm not sure we
> > > > really want to support both in tab-completion.
> > >
> > > I have removed this change
> > >
> > > > >
> > > > > 3) "FOR GRANT OPTION" was not display for "ALTER DEFAULT PRIVILEGES
> > > > > REVOKE " like in below statement:
> > > > > alter default privileges revoke grant option for select ON tables FROM dba1;
> > > >
> > > > +1. But the v3 patch doesn't cover the following case:
> > > >
> > > > =# alter default privileges for role masahiko revoke [tab]
> > > > ALL CREATE DELETE EXECUTE INSERT MAINTAIN
> > > > REFERENCES SELECT TRIGGER TRUNCATE UPDATE USAGE
> > >
> > > Modified in the updated patch
> > >
> > > > And it doesn't cover MAINTAIN neither:
> > > >
> > > > =# alter default privileges revoke [tab]
> > > > ALL DELETE GRANT OPTION FOR REFERENCES
> > > > TRIGGER UPDATE
> > > > CREATE EXECUTE INSERT SELECT
> > > > TRUNCATE USAGE
> > >
> > > Modified in the updated patch
> > >
> > > > The patch adds the completions for ALTER DEFAULT PRIVILEGES REVOKE,
> > > > but we handle such case in GRANT and REVOKE part:
> > > >
> > > > (around L3958)
> > > > /*
> > > > * With ALTER DEFAULT PRIVILEGES, restrict completion to grantable
> > > > * privileges (can't grant roles)
> > > > */
> > > > if (HeadMatches("ALTER", "DEFAULT", "PRIVILEGES"))
> > > > COMPLETE_WITH("SELECT", "INSERT", "UPDATE",
> > > > "DELETE", "TRUNCATE", "REFERENCES", "TRIGGER",
> > > > "CREATE", "EXECUTE", "USAGE", "MAINTAIN", "ALL");
> > >
> > > The current patch handles the fix from here now.
> > >
> > > > Also, I think we can support WITH GRANT OPTION too. For example,
> > > >
> > > > =# alter default privileges for role masahiko grant all on tables to
> > > > public [tab]
> > >
> > > I have handled this in the updated patch
> > >
> > > > It's already supported in the GRANT statement.
> > > >
> > > > >
> > > > > 4) "DATA TYPE" was missing in "ALTER TABLE table-name ALTER COLUMN
> > > > > column-name SET" like in:
> > > > > ALTER TABLE t1 ALTER COLUMN c1 SET DATA TYPE text;
> > > > >
> > > >
> > > > +1. The patch looks good to me, so pushed.
> > >
> > > Thanks for committing this.
> > >
> > > The updated patch has the changes for the above comments.
> > >
> >
> > Thank you for updating the patch.
> >
> > I think it doesn't work well as "GRANT OPTION FOR" is complemented
> > twice. For example,
> >
> > =# alter default privileges for user masahiko revoke [tab]
> > ALL DELETE GRANT OPTION FOR MAINTAIN
> > SELECT TRUNCATE USAGE
> > CREATE EXECUTE INSERT REFERENCES
> > TRIGGER UPDATE
> > =# alter default privileges for user masahiko revoke grant option for [tab]
> > ALL DELETE GRANT OPTION FOR MAINTAIN
> > SELECT TRUNCATE USAGE
> > CREATE EXECUTE INSERT REFERENCES
> > TRIGGER UPDATE
>
> Thanks for finding this issue, the attached v5 version patch has the
> fix for the same.
Thank you for updating the patch! I've pushed with minor adjustments.
Regards,
--
Masahiko Sawada
Amazon Web Services: https://aws.amazon.com
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