ydb/yt/yql/tests/sql/suites/window/full/leadlag_compact.sql

/* syntax version 1 */
/* postgres can not */

$in = SELECT
    value,
    SUM(unwrap(cast(subkey as uint32))) over w1 as sum1,
    LEAD(value || value, 3)             over w1 as dvalue_lead1,

    SUM(cast(subkey as uint32))         over w2 as sum2,
    LAG(cast(value as uint32))          over w2 as value_lag2,
FROM (SELECT * FROM plato.Input WHERE key = '1')
WINDOW
    w1 as (PARTITION /*+ COMPACT() */ BY ()  ORDER BY value ROWS BETWEEN UNBOUNDED PRECEDING AND UNBOUNDED FOLLOWING),
    w2 as (PARTITION COMPACT BY key ORDER BY value DESC ROWS BETWEEN UNBOUNDED PRECEDING AND UNBOUNDED FOLLOWING)
;

SELECT value, dvalue_lead1, value_lag2 FROM $in ORDER BY value;