It is if client gets that money. If you write and sell your software to such clients you can't use community version even if you work alone and get paid less than a million.

$1 million revenue.

Doesn't really change the point about being cheap, but a business with $1 million in profit is way more fun than a business with $1 million in revenue.

It also counts if your client has such revenue. You could be making little, but you can't use community version if you work with such clients.