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help / color / mirror / Atom feedFrom: Ron Johnson <[email protected]>
To: pgsql-general <[email protected]>
Subject: Re: psql and regex not like
Date: Thu, 6 Mar 2025 06:34:28 -0500
Message-ID: <CANzqJaA9ecP_CWWnaLd5agfZEJZ-Tk1joxk3w4wJJXbzuPw1Ww@mail.gmail.com> (raw)
In-Reply-To: <[email protected]>
References: <CANzqJaCmmqNjSNitxWPekwM7mQesZCfAdXjOprKao8Ted35E-w@mail.gmail.com>
<[email protected]>
On Thu, Mar 6, 2025 at 6:11 AM hubert depesz lubaczewski <[email protected]>
wrote:
> On Thu, Mar 06, 2025 at 04:37:56AM -0500, Ron Johnson wrote:
> > This statement runs great from the psql prompt. Does exactly what I
> want.
> > select datname from pg_database WHERE datname !~ 'template|postgres'
> ORDER
> > BY datname;
> > But it doesn't work so well from the bash prompt. Not escaping the "!"
> > generates a bunch of garbage, while escaping throws an sql syntax error.
>
> The problem is that ! is magical in bash.
>
> The solution is to not use it. Instead you can easily do:
>
> psql -Xc "select datname from pg_database WHERE not datname ~
> 'template|postgres' ORDER BY datname;"
>
I've used WHERE NOT ()" before. Should have thought of it here.
Thanks.
--
Death to <Redacted>, and butter sauce.
Don't boil me, I'm still alive.
<Redacted> lobster!
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Subject: Re: psql and regex not like
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