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help / color / mirror / Atom feedFrom: Renan Alves Fonseca <[email protected]>
To: Ron Johnson <[email protected]>
Cc: pgsql-general <[email protected]>
Subject: Re: psql and regex not like
Date: Thu, 13 Mar 2025 22:48:05 +0100
Message-ID: <CAN_p2QiMGyJBYyuGjfvofO81p=wJvbYp-x=LgNEX=ueHx_F=nw@mail.gmail.com> (raw)
In-Reply-To: <CANzqJaCmmqNjSNitxWPekwM7mQesZCfAdXjOprKao8Ted35E-w@mail.gmail.com>
References: <CANzqJaCmmqNjSNitxWPekwM7mQesZCfAdXjOprKao8Ted35E-w@mail.gmail.com>
Another dirty hack:
MAGIC=\! psql -Xc "select datname from pg_database WHERE datname $MAGIC~
'template|postgres' ORDER BY datname;"
Em qui., 6 de mar. de 2025 às 10:38, Ron Johnson <[email protected]>
escreveu:
> 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.
>
> psql -Xc "select datname from pg_database WHERE datname \!~
> 'template|postgres' ORDER BY datname;"
> ERROR: syntax error at or near "\"
>
> What's the magic syntax?
>
> (Yes, I could create a view and then query the view, but I'm going to be
> running this remotely against dozens of servers, so I don't want to have to
> create dozens of views, then need to recreate them every time I want to
> change the query.)
>
> --
> 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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