(slightly tangential) > We want richer metadata anyway, +1, richer metadata about the data in tsdb will be required for the query optimizer too. IMO without the metadata, the optimizer cannot choose the best query plan (order of evaluating the query).
On Monday, 22 November 2021 at 17:28:36 UTC+5:30 [email protected] wrote: > As a short- to mid-term remedy, I like the idea of a lookback-delta > per query. > > Long-term, I would prefer if we could get rid of the lookback delta > altogether. We want richer metadata anyway, and part of it could be > when a series starts and ends and what the configured scrape interval > was. Once we know that, we can create query strategies so that we can > always return the most recent valid sample (if there is any) without > generally killing query performance. > > -- > Björn Rabenstein > [PGP-ID] 0x851C3DA17D748D03 > [email] [email protected] > -- You received this message because you are subscribed to the Google Groups "Prometheus Developers" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/prometheus-developers/1a2124f9-bd10-4af4-8cc7-e4868da58e96n%40googlegroups.com.
