Re: proposal: support empty string as separator for string_to_array - Mailing list pgsql-hackers

Pavel Stehule <pavel.stehule@gmail.com> wrote: 
> I tested  implementation and it's about 30% faster than using
> regexp.
Rather than making a change which could break existing applications,
how about a new function string_to_array(text) which returns an array
of "char"?
-Kevin