For reference, Apache Druid has an equivalent in Imply Polaris, and Apache Pinot has an equivalent in Startree. I can't speak for Startree, but Polaris similarl

For reference, Apache Druid has an equivalent in Imply Polaris, and Apache Pinot has an equivalent in Startree. I can't speak for Startree, but Polaris similarly uses S3 for backing.