ClickHouse/dbms/tests/queries/0_stateless/00673_subquery_prepared_set_performance.sql

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681 B
SQL

DROP TABLE IF EXISTS mergetree_00673;
CREATE TABLE mergetree_00673 (x UInt64) ENGINE = MergeTree ORDER BY x;
INSERT INTO mergetree_00673 VALUES (1);
SELECT * FROM (SELECT * FROM (SELECT * FROM (SELECT * FROM (SELECT * FROM (SELECT * FROM (SELECT * FROM (SELECT * FROM (SELECT * FROM (SELECT * FROM (SELECT * FROM mergetree_00673 WHERE x IN (SELECT * FROM numbers(10000000))))))))))));
SET force_primary_key = 1;
SELECT * FROM (SELECT * FROM (SELECT * FROM (SELECT * FROM (SELECT * FROM (SELECT * FROM (SELECT * FROM (SELECT * FROM (SELECT * FROM (SELECT * FROM (SELECT * FROM mergetree_00673 WHERE x IN (SELECT * FROM numbers(10000000))))))))))));
DROP TABLE mergetree_00673;