MEDIAN() OVER ...

All functions > WINDOW FUNCTION > MEDIAN() OVER ...

Returns the median of values in the window frame as DOUBLE.

Syntax

MEDIAN(expr) OVER ([PARTITION BY expr [, ...]] [ORDER BY sort_item [, ...]] [ROWS|RANGE|GROUPS frame])

MEDIAN(expr) OVER ([PARTITION BY expr [, ...]] [ORDER BY sort_item [, ...]] [ROWS|RANGE|GROUPS frame])

Notes

• SQL translation is implemented only when the current SQL backend is DuckDB
• Requires a well-defined window (ORDER BY, and optionally PARTITION BY and frame)
• NULL values are ignored where the underlying window aggregate skips NULLs

See also

• OVER clause

Examples

SELECT
    f1 := ZIP(ARRAY[1,2,3] AS id, ARRAY[10e0, 20e0, 30e0] AS v).TRANSFORM(SELECT MEDIAN(v) OVER (ORDER BY id ASC)).UNWRAP() -- Running median to the current row
;