Re: || operator

2014-09-04 6:27 GMT+02:00 Vinayak <vinpokale(at)gmail(dot)com>:

> Hello Pavel,
>
> Thank you for reply.
> >postgres=# select 'abc '::char(7) || 'dbe '::char(6);
> > ?column?
> >----------------
> > *abc abc*
> >(1 row)
> but it gives the result "abc abc". It should be "abc dbe".
>
>
yes

create or replace function concat_character(character, character) returns
text as $$ select concat($1,$1)$$ language sql;

is wrong

should be

create or replace function concat_character(character, character) returns
text as $$ select concat($1,$2)$$ language sql;

>
>
>
>
> -----
> Regards,
> Vinayak,
>
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