For some time I was struggling with efficient of ts_highligh function of postgres using Rails and pg_search. I had bunch of really long articles and I wanted to highlight search results in the content as well in the title with the power of tsquery and polish dictionary that we feed our database. In the end solutions was quite simple really, maybe not the most elegant one but does the job just right and in the end your will end up still with ActiveRecord::Relation, so you can easily paginate your results with will_paginate or kaminari gem. So, let’s break it down.