Re: Only target lines of text

Michael Moore <michaeljmoore@gmail.com> writes:
> how can I change this so that it only shows me the lines of text containing
> the matching string?

> SELECT
>  proname AS functionname,
>  prosrc AS source
> FROM
>   pg_proc
> WHERE
>   prosrc ~* 'ypoi_db';

You mean you just want part of each prosrc entry?  Try something like

select * from (select proname, unnest(string_to_array(prosrc, '\n')) as l from pg_proc) ss
where l ~* 'ypoi_db';
        regards, tom lane