Saas: Single-instance vs Multi-instance vs Single-tenant vs Multi-tenant?
问题 I've been reading about instances and tenants and in the Saas architecture. My questions are as follows (please correct anything that you notice I've gotten wrong with any of the following terms): 1) Instance: Is an instance of a piece of software just a copy of that software with its own database? Is there anything more to it than that? 2) Tenant: Is a tenant a user / group of users that share a common set of access privileges to an individual instance? 3) Single-instance: If a Saas provider