One more example of generating time series - Mailing list pgsql-docs

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Page: https://www.postgresql.org/docs/13/functions-srf.html
Description:

I find this kind of query very useful:

If you don't know the end date, but you know how many time steps to add, you
can use a query like this
select now()+ '1 day'::interval *generate_series(1,5);