stddev_samp ( numeric_type ) → double precision for real or double precision, otherwise numericComputes the sample standard deviation of the input values.
FUNCTIONS / AGGREGATE FUNCTIONS
stddev_samp
Read PG 18 manual ↗Computes the sample standard deviation of the input values.
Signatures & examples
Version history 1
- PG 12 → 13changed
Definition snapshot: 2026-09-14T13:14:25.684213+00:00@99e6866c · English manual source