Files
ClickHouse/tests/performance/substring_identity.xml

11 lines
572 B
XML

<test>
<settings>
<max_threads>1</max_threads>
</settings>
<query>SELECT substring(concat(toString(number), repeat('x', 256)), 1) FROM numbers(1000000) FORMAT Null</query>
<query>SELECT substringUTF8(concat(toString(number), repeat('x', 256)), 1) FROM numbers(1000000) FORMAT Null</query>
<query>SELECT substringUTF8(concat('żółć', toString(number), repeat('x', 256)), 1) FROM numbers(1000000) FORMAT Null</query>
<query>SELECT substring(concat(toString(number), repeat('x', 256)), 2) FROM numbers(1000000) FORMAT Null</query>
</test>