ClickHouse/tests/queries/0_stateless/01922_array_join_with_index.sql

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DROP TABLE IF EXISTS t_array_index;
CREATE TABLE t_array_index (n Nested(key String, value String))
ENGINE = MergeTree ORDER BY n.key;
INSERT INTO t_array_index VALUES (['a', 'b'], ['c', 'd']);
SELECT * FROM t_array_index ARRAY JOIN n WHERE n.key = 'a';
DROP TABLE IF EXISTS t_array_index;