Re: Appending a newline to a column value - in a psql cronjob

... || id || E'\n' ...

To enable the backslash escape you prefix the literal with the letter E

David J.

On Jan 13, 2012, at 7:11, Alexander Farber <alexander(dot)farber(at)gmail(dot)com> wrote:

> Hello!
>
> I'm using PostgreSQL 8.4.9 on CentOS 6.2 and with bash.
>
> The following cronjob works well for me
> (trying to send a mail to myself - for moderation):
>
> 6 6 * * * psql -c "select
> 'http://mysite/user.php?id=' ||id, about from pref_rep where
> length(about) > 1 and last_rated > now() - interval '1 day'"
>
> but I can't figure out how to append a newline to the
> 1st value (because otherwise the line is too long
> and I have to scroll right in my mail reader):
>
> What I've tried sofar:
>
> # history
> 1001 psql -c "select 'http://mysite/user.php?id=' ||id||'\n', about from .....
> 1002 psql -c "select 'http://mysite/user.php?id=' ||id||'\\n', about
> from .....
> 1003 psql -c "select 'http://mysite/user.php?id=' ||id|| "\\n",
> about from .....
> 1004 psql -c "select 'http://mysite/user.php?id=' ||id|| \"\\n\",
> about from .....
> 1005 psql -c "select 'http://mysite/user.php?id=' ||id|| \"\n\",
> about from .....
> 1006 psql -c "select 'http://mysite/user.php?id=' ||id|| \'\n\',
> about from .....
>
> Thank you
> Alex
>
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