TL;DR· ORMs have proven to be useful for many developers in the OLTP/transactional stack (Postgres, MySQL, etc).· OLAP/analytical databases like ClickHouse could potentially benefit from ORM abstractions.· Existing transactional ORMs probably shouldn’t be extended to OLAP due to fundamental differences in semantic meaning between OLTP and OLAP.· Moose OLAP (part of MooseStack) is an open source, MIT-licensed implementation of an ORM-like interface for ClickHouse, inspired by transactional ORMs, ...