Druid Connector

Note

It is highly recommended to use Druid 0.17.0 or later.

To configure the Druid connector, create a catalog properties file etc/catalog/druid.properties with the following contents, replacing the properties as appropriate:

The following configuration properties are available:

Druid coordinator url, e.g. localhost:8081.

druid.broker-url

Druid broker url, e.g. localhost:8082.

Druid schema name.

This property is optional; the default is druid.

druid.compute-pushdown-enabled

Whether to pushdown all query processing to Druid.

Match dataset and table names case-insensitively.

The default is false.

druid.case-insensitive-name-matching.cache-ttl

Duration for which remote dataset and table names will be cached. Set to 0ms to disable the cache.

The default is 1m.

The data type mappings are as follows: