ClickHouse/tests/performance/float_parsing.xml

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<test>
<substitutions>
<substitution>
<name>expr</name>
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<values>
<value>toString(number)</value>
<value>toString(number % 10)</value>
</values>
</substitution>
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<substitution>
<name>expr_zero</name>
<values>
<value>toString(1 / rand())</value>
<value>toString(rand() / 0xFFFFFFFF)</value>
<value>toString(0xFFFFFFFF / rand())</value>
<value>toString(rand())</value>
<value>toString(rand64())</value>
<value>concat(toString(rand(1)), '.', toString(rand(2)))</value>
<value>concat(toString(rand(1)), 'e', toString(rand(2) % 100))</value>
<value>concat(toString(rand64(1)), toString(rand64(2)), toString(rand64(3)))</value>
</values>
</substitution>
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</substitutions>
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<query>SELECT count() FROM numbers(10000000) WHERE NOT ignore(toFloat64({expr}))</query>
<query>SELECT count() FROM zeros(10000000) WHERE NOT ignore(toFloat64({expr_zero}))</query>
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</test>