How to read data from Redpanda, and send transformed data to ClickHouse

Since Proton 1.4.2, you can create an external table to connect to a local or remote ClickHouse server and read/write data.

Timestamps:
00:00 Welcome
00:04 Start Docker Compose
00:20 Live data in Kafka/Redpanda
00:42 Create a table in ClickHouse
00:56 Create an external table in Proton to connect to ClickHouse
01:06 Create an external stream in Proton to read from Redpanda
01:35 Create a materialized view for ETL
01:53 Review data in ClickHouse