This is a read-only copy of the MariaDB Knowledgebase generated on 2024-12-22. For the latest, interactive version please visit https://mariadb.com/kb/.

STDDEV_POP

Sintassi

STDDEV_POP(espr)

Spiegazione

Restituisce la deviazione standard della popolazione di espr (la radice quadrata di VAR_POP()). E' anche possibile usare STD() o STDDEV(), che sono equivalenti ma non sono parte dell'SQL standard.

STDDEV_POP() restituisce NULL se non ci sono righe.

Content reproduced on this site is the property of its respective owners, and this content is not reviewed in advance by MariaDB. The views, information and opinions expressed by this content do not necessarily represent those of MariaDB or any other party.