From what I know, HANA also keeps a copy on disk at all times. The "in-memory" label is valid because a full copy of all database contents is held in memory, an

From what I know, HANA also keeps a copy on disk at all times. The "in-memory" label is valid because a full copy of all database contents is held in memory, and all reads are performed on that copy. Disclosure: I work at SAP, but neither on HANA nor on any part of the "SAP system". (I'm in the cloud infrastructure unit.)