Got it. To that end, Apache Pinot has a special index that allows certain dimensions to be drilled down on further, more granularly, than others, called the sta

Got it. To that end, Apache Pinot has a special index that allows certain dimensions to be drilled down on further, more granularly, than others, called the star-tree index. It's part of what makes Pinot so fast. https://engineering.linkedin.com/blog/2019/06/star-tree-index--powering-fast-aggregations-on-pinot https://engineering.linkedin.com/blog/2019/06/star-tree-inde...