Tableau, the router, and multiple brokers

A Druid was using Tableau on top of Apache Druid and was encountering frequent JDBC driver errors and failed connections.

JDBC queries must always be sent to the router if you are using multiple brokers. Here’s more context.

Ahhhh – I wonder how the router selects which Broker to go to?

And I guess actually this applies to anyone who has multiple brokers maybe??? I don’t know…