ClickHouse/tests/queries/0_stateless/03008_index_small.sql

DROP TABLE IF EXISTS test;

CREATE TABLE test (a UInt8, b UInt8) ENGINE = MergeTree ORDER BY (a, b)
SETTINGS index_granularity = 1, primary_key_ratio_of_unique_prefix_values_to_skip_suffix_columns = 0.01;

SET optimize_move_to_prewhere = 0;

INSERT INTO test
SELECT number DIV 2, number
FROM numbers(3);

SELECT count() FROM test WHERE b >= 0;

DETACH TABLE test;
ATTACH TABLE test;

SELECT count() FROM test WHERE b >= 0;

DROP TABLE test;