elasticsearch/docs/reference/query-languages/esql/kibana/docs/functions/day_name.md

% This is generated by ESQL's AbstractFunctionTestCase. Do not edit it. See ../README.md for how to regenerate it.

DAY NAME

Returns the name of the weekday for date based on the configured Locale.

ROW dt = to_datetime("1953-09-02T00:00:00.000Z")
| EVAL weekday = DAY_NAME(dt);