ParseDSN returns a config struct from a dsn string.

ErrCancelled is an error returned when we receive a cancellation event from a context object.

ErrCreatingRequest is an error when creating a new request.

ErrMakingRequest is an error whilst making a request to the druid server itself.

ErrPinging is an error returned when health check endpoint returns a non 200.

ErrRequestForm is an error returned when failing to form a request.

Config represents a struct to a druid database.

Driver is a struct meant to be returned and used with database/sql.