MIN() OVER ...

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

Returns the minimum value in the window frame.

Syntax

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

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

Notes

• Default frame is RANGE BETWEEN UNBOUNDED PRECEDING AND CURRENT ROW
• NULL values are ignored in the calculation

See also

• OVER clause

Examples

SELECT
    f1 := ZIP(ARRAY[1,2,3] AS id, ARRAY[30,10,20] AS v).TRANSFORM(SELECT MIN(v) OVER (ORDER BY id ASC)).UNWRAP() -- Running minimum (v permuted so the series is not constant)
;