I think it is more ClickHouse Marketing being that guy; they have a vaguely aggressive feel to them and slightly-questionable claims like that seem on-vibe to me. Although it is tolerable. Selling databases is hard, the specialists who actually understand the trade-offs are so specialised they usually aren't the person who makes the call on what to use. At least they're selling an interesting [0] DB, Clickhouse has a fun design. They don't mislead anyone who is interested in the details and their documentation is in the end rather detailed.
I think it is more ClickHouse Marketing being that guy; they have a vaguely aggressive feel to them and slightly-questionable claims like that seem on-vibe to me. Although it is tolerable. Selling databases is hard, the specialists who actually understand the trade-offs are so specialised they usually aren't the person who makes the call on what to use. At least they're selling an interesting [0] DB, Clickhouse has a fun design. They don't mislead anyone who is interested in the details and their documentation is in the end rather detailed.
[0] https://clickhouse.com/docs/academic_overview