text: SET allow_experimental_nlp_functions = 1;
  
  SELECT splitByNonAlpha('It is quite a wonderful day, isn\'t it?');
  SELECT splitByNonAlpha('There is.... so much to learn!');
  SELECT splitByNonAlpha('22:00 email@tut.by');
  SELECT splitByNonAlpha('Токенизация каких-либо других языков?');
  
  SELECT splitByWhitespace('It is quite a wonderful day, isn\'t it?');
  SELECT splitByWhitespace('There is.... so much to learn!');
  SELECT splitByWhitespace('22:00 email@tut.by');
  SELECT splitByWhitespace('Токенизация каких-либо других языков?');
  