ClickHouse/tests/queries/0_stateless/03143_cte_scope.sql

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2024-05-03 13:32:25 +00:00
-- https://github.com/ClickHouse/ClickHouse/issues/56287
2024-07-12 12:49:26 +00:00
SET enable_analyzer = 1;
2024-05-03 13:32:25 +00:00
DROP TABLE IF EXISTS tmp_a;
DROP TABLE IF EXISTS tmp_b;
CREATE TEMPORARY TABLE IF NOT EXISTS tmp_a
(
k1 Int32,
k2 Int32,
d1 Int32,
d2 Int32
) ENGINE = Memory;
INSERT INTO tmp_a VALUES (1,2,3,4);
INSERT INTO tmp_a VALUES (5,6,7,8);
CREATE TEMPORARY TABLE IF NOT EXISTS tmp_b (
k1 Int32,
k2 Int32,
d0 Float64
) ENGINE = Memory;
INSERT INTO tmp_b VALUES (1,2,0.3);
INSERT INTO tmp_b VALUES (5,6,0.4);
SELECT tb1.*,tb2.*
FROM
(
with tmp0 as (select k1,k2,d1 from tmp_a),
tmp_s as (select k1,k2,d0 from tmp_b),
tmp1 as (select tmp0.*,tmp_s.d0 from tmp0 left join tmp_s on tmp0.k1=tmp_s.k1 and tmp0.k2=tmp_s.k2)
select * from tmp1
) as tb1
LEFT JOIN
(
with tmp0 as (select k1,k2,d2 from tmp_a),
tmp_s as (select k1,k2,d0 from tmp_b),
tmp1 as (select tmp0.*,tmp_s.d0 from tmp0 left join tmp_s on tmp0.k1=tmp_s.k1 and tmp0.k2=tmp_s.k2)
select * from tmp1
) as tb2
ON tb1.k1=tb2.k1 AND tb1.k2=tb2.k2
ORDER BY k1;
DROP TABLE IF EXISTS tmp_a;
DROP TABLE IF EXISTS tmp_b;