Presto on top of Apache Ignite is basically an OLAP database (It just takes some effort to write the connector). It doesn't support transactional workloads though.
"Basically like" is very different from "engineered for"
Column-oriented storage itself is many times faster for analytical queries, even if on disk, and combined with the other optimizations of MemSQL will get you far better performance. Along with all the data being able to constantly undergo transactional updates.
