I think they have, they are just not that well known. E.g. SQL Server - https://learn.microsoft.com/en-us/sql/relational-databases/indexes/columnstore-indexes-o

I think they have, they are just not that well known. E.g. SQL Server - https://learn.microsoft.com/en-us/sql/relational-databases/indexes/columnstore-indexes-overview?view=sql-server-ver16 https://learn.microsoft.com/en-us/sql/relational-databases/i... - you can also find quite a lot of papers by microsoft employees on the designs and capabilities (starting around 2016 I believe, so "pretty new"). I have used it with TPC-H and it worked wonders, never got around to using it in a production workload though.