Db clickhouse support

[humberaquino]

Adds support for https://clickhouse.cloud/

[josevalim]

Thank you @humberaquino! This looks good to me! In the future, we will most likely go ahead and replace this with req_ch later on, so we use FORMAT ARROW and import it directly into Explorer. It should be more efficient and have fewer dependencies. Do you have any objections?

[humberaquino]

we will most likely go ahead and replace this with req_ch later on, so we use FORMAT ARROW and import it directly into Explorer. It should be more efficient and have fewer dependencies. Do you have any objections?

Sounds great @josevalim , thank you

[josevalim]

💚 💙 💜 💛 ❤️