PRAGMA WindowNewPipeline;

$data = [
    <|a: Interval("P1D"), count: 2|>,
    <|a: Interval("P2D"), count: 3|>,
    <|a: Interval("P3D"), count: 2|>,
    <|a: Interval("P5D"), count: 2|>,
    <|a: Interval("P6D"), count: 2|>,
];

$win_result = (
    SELECT
        COUNT(*) OVER w1 AS actual_count,
        count,
    FROM
        AS_TABLE($data)
    WINDOW
        w1 AS (
            ORDER BY
                a ASC
            RANGE BETWEEN Interval64("P1DT12H") PRECEDING AND Interval64("P1D") FOLLOWING
        )
);

$str = ($x) -> {
    return CAST($x as String) ?? "null";
};

SELECT
    Ensure(actual_count, count IS NOT DISTINCT FROM actual_count, $str(actual_count))
FROM
    $win_result
;