ClickHouse/tests/performance/trim_numbers.xml

<test>



    <substitutions>
        <substitution>
           <name>func</name>
           <values>
               <value>trim(</value>
               <value>ltrim(</value>
               <value>rtrim(</value>
               <value>trim(LEADING '012345' FROM </value>
               <value>trim(TRAILING '012345' FROM </value>
               <value>trim(BOTH '012345' FROM </value>
           </values>
       </substitution>
    </substitutions>

    <query>SELECT count() FROM numbers(10000000) WHERE NOT ignore({func}toString(number)))</query>
</test>