ClickHouse/dbms/tests/performance/empty_string_serialization.xml

18 lines
519 B
XML

<test>
<type>loop</type>
<stop_conditions>
<all_of>
<iterations>10</iterations>
</all_of>
</stop_conditions>
<!-- gcc-8 generates 20% faster code than gcc-9
clang-8 generates more than two times slower code than gcc
-->
<create_query>CREATE TABLE empty_strings (s String) ENGINE = Log;</create_query>
<query>INSERT INTO empty_strings SELECT '' FROM numbers(100000000);</query>
<drop_query>DROP TABLE IF EXISTS empty_strings</drop_query>
</test>