“With Postgres, you don’t need to immediately look farther than your own database management system for a full-text search solution.”
Teams bolt on Elasticsearch the moment someone types “search” in a ticket. Then they run a second cluster and keep two copies of the data in sync. Postgres has shipped stemming, ranking and indexed text search for years. Most apps never outgrow it. The vendor writing the post sells Postgres, but the advice still holds.