ClickHouse/tests/queries/0_stateless/02810_initcap.sql

select initcap('');
select initcap('Hello');
select initcap('hello');
select initcap('hello world');
select initcap('yeah, well, i`m gonna go build my own theme park');
select initcap('CRC32IEEE is best function');
select initcap('42oK');