ClickHouse/tests/performance/distinct_in_order.xml

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2022-06-29 13:13:39 +00:00
<test>
<create_query>CREATE TABLE distinct_cardinality (high UInt64, middle UInt64, low UInt64) ENGINE MergeTree() ORDER BY (high, middle, low)</create_query>
<fill_query>INSERT INTO distinct_cardinality SELECT number, number % 1000, number % 10 from numbers(1000000)</fill_query>
<query>select distinct high from distinct_cardinality</query>
<query>select distinct high, low from distinct_cardinality</query>
<query>select distinct high, middle from distinct_cardinality</query>
<query>select distinct high, middle, low from distinct_cardinality</query>
<query>select distinct high, middle from distinct_cardinality order by middle</query>
<query>select distinct high, low from distinct_cardinality order by low</query>
<query>select distinct high, middle, low from distinct_cardinality order by high</query>
<drop_query>DROP TABLE IF EXISTS distinct_cardinality</drop_query>
</test>