Average and total values from a system-sampled hosp10_2023_nmrc grouped by description from hosp10_2023_alpha, showing top 20 by average value. This query uses TABLESAMPLE to prevent timeouts.
Average and total values from a system-sampled hosp10_2023_nmrc grouped by description from hosp10_2023_alpha, showing top 20 by average value. This query uses TABLESAMPLE to prevent timeouts.