The configuration file can be found in /data/dalmatinerfe/etc/dfe.conf. Most configuration variables are described in the file itself so this section will only cover the most important variables.

Configuration File

`ddb_connection.max_read`

When reading from DalmatinerDB this configuration defines what the biggest chunk of data is that's read in one go.

`dqe.chunk`

The query engine is streaming the chunks mean in what size stream chunks are read.

`dqe.max_read`

Limits how large a query can be, this prevents large queries to kill the server.

`idx.backend`

The indexer backend, this can either be dqe_idx_pg or dqe_idx_ddb. If you plan on using dimensions the dqe_idx_pg is required.

`idx.pg.backend_host`

Set this to the correct host for the postgres database.