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#performance

Posts tagged with #performance.

Querying

Serve a morning dashboard from rollups, not raw scans

How pre-aggregation rollups serve morning executive dashboard queries from pre-computed tables rather than scanning raw transaction tables.Querying

Rollups: answer hot questions without the warehouse

Rollups now ship in datahashi, hosted and self-hosted. Declare one in YAML, and the engine builds it through your Query Runner and answers matching queries from it - with the limits stated up front.