Re: index bloat estimation

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Keith Fiske wrote:
> >
> > What queries do you use to estimate index and table bloat?

[dd]

> Why estimate when you can get the exact amount? At least for b-tree indexes
> anyway.
> 
> https://github.com/keithf4/pg_bloat_check

Hello Keith,

Thanks for this script and for reminding about pgstattuple.

The script has the drawback of requiring r/w access to the database, so
it cannot be run on a replica. But the idea is excellent. At least it
can show the top N bloated relations, and then I can further explore with
pgstattuple(), pgstatindex() etc.


-- 
Victor Sudakov,  VAS4-RIPE, VAS47-RIPN
2:5005/49@fidonet http://vas.tomsk.ru/





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