ClickHouse/dbms/tests/queries/0_stateless/00927_asof_join_long.sql

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2019-04-08 10:20:18 +00:00
DROP TABLE IF EXISTS tvs;
CREATE TABLE tvs(k UInt32, t UInt32, tv UInt64) ENGINE = Memory;
INSERT INTO tvs(k,t,tv) SELECT k, t, t
FROM (SELECT toUInt32(number) AS k FROM numbers(1000)) keys
CROSS JOIN (SELECT toUInt32(number * 3) as t FROM numbers(10000)) tv_times;
SELECT SUM(trades.price - tvs.tv) FROM
(SELECT k, t, t as price
FROM (SELECT toUInt32(number) AS k FROM numbers(1000)) keys
CROSS JOIN (SELECT toUInt32(number * 10) AS t FROM numbers(3000)) trade_times) trades
ASOF LEFT JOIN tvs USING(k,t);
DROP TABLE tvs;