CREATE TABLE sometable (
  ...
  keyword_search text not null
);
CREATE INDEX sometable_fulltext ON sometable
  USING GIN (to_tsvector('english', keyword_search));

##</code><code>##

   keyword_search text not null GENERATED ALWAYS AS (
     name || ' ' || COALESCE(description, '')
     || ' ' || COALESCE(tags, '')) STORED,

##</code><code>##

SELECT * FROM sometable
WHERE to_tsvecor('english',keyword_search) @@ plainto_tsquery('english', ?)
ORSER BY ts_rank(to_tsvecor('english',keyword_search), plainto_tsquery('english', ?))