ClickHouse/tests/performance/least_greatest.xml

10 lines
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XML

<test>
<create_query>CREATE TABLE test (id Int32, x1 Nullable(Int32), x2 Nullable(Float32)) ENGINE = MergeTree() ORDER BY id</create_query>
<fill_query>INSERT INTO test SELECT number, number+1, number + 2 FROM numbers(1000000)</fill_query>
<query tag='LEAST'>SELECT COUNT(1) FROM test WHERE least(x1, x2) > 1</query>
<query tag='GREATEST'>SELECT COUNT(1) FROM test WHERE GREATEST(x1, x2) > 1</query>
<drop_query>DROP TABLE IF EXISTS test</drop_query>
</test>