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by password4321 636 days ago
PgHero looks great (props for linking to related projects!), though somehow not discussed here much previously.

https://github.com/ankane/pghero

https://news.ycombinator.com/item?id=41299148#41300220 (mentioned among the author's other helpful tools and Ruby gems)

> helpful to identify slow queries in production, remove duplicate indexes, see missing indexes, keep an eye on table size, etc

--

I haven't recently put in the effort to find a copy of SQL Sentry from back when the full-featured edition was briefly free but even the "always free" version was helpful working with MSSQL query plans.

https://www.solarwinds.com/free-tools/plan-explorer

(NOTE: Not sure how free-but-pushy it is these days, but years ago it wasn't bad.)