Re: PostgreSQL 8.2.3 Documentation - createuser - echoed command

The -E/-N options control how the password is stored in the server, and
that is what you are seeing in different ENCRYPTED PASSWORD entries.

Generally, you should never use -N.

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Halley Pacheco de Oliveira wrote:
> In the createuser command page is written:
>
> To create the user joe as a superuser, and assign a password immediately:
>
> $ createuser -P -s -e joe
> Enter password for new role: xyzzy
> Enter it again: xyzzy
> CREATE ROLE joe PASSWORD 'xyzzy' SUPERUSER CREATEDB CREATEROLE INHERIT LOGIN;
> CREATE ROLE
>
> In the above example, the new password isn't actually echoed when typed, but we show what was typed for clarity.
Howeverthe password will appear in the echoed command, as illustrated ? so you don't want to use -e when assigning a
password,if anyone else can see your screen. 
>
> But it is not always the truth.
>
> When I use
>
> $ createuser -P -s -N -e joe
>
> I get:
>
> Enter password for new role: xyzzy
> Enter it again: xyzzy
> CREATE ROLE joe PASSWORD 'xyzzy' SUPERUSER CREATEDB CREATEROLE INHERIT LOGIN;
> CREATE ROLE
>
> (same as in the documentation)
>
> But when I use
>
> $ createuser -P -s -E -e joe
>
> (or don't use -N or -E) I get:
>
>
> CREATE ROLE joe ENCRYPTED PASSWORD 'md5b5f5ba1a423792b526f799ae4eb3d59e' SUPERUSER CREATEDB CREATEROLE INHERIT LOGIN;
>
> (the password is shown encrypted)
>
> The last two examples were executed using a "createuser (PostgreSQL) 8.2.0" local.
>
> But when I execute the createuser command from a remote machine using:
>
> # createuser --version
> createuser (PostgreSQL) 8.1.4
>
> # createuser -h Kubuntu -U sistemas -P -s -E -e joe
>
> I get:
>
> CREATE ROLE joe ENCRYPTED PASSWORD 'xyzzy' SUPERUSER CREATEDB CREATEROLE INHERIT LOGIN;
>
> (same as in the documentation, but different from the createuser 8.2.0 local)
>
> I would like to know the reason of the difference. Is it being caused by the different versions of createuser?
>
> The text is the same in the PostgreSQL 8.1.8 Documentation and in the PostgreSQL 8.2.3 Documentation, but it seems to
methat the createuser behaviour is different in these versions. 
>
> Thanks,
> Halley
>
>
>
>
>
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