The three multi-tenancy patterns represent the full range of multi-tenant needs in a SaaS. The shared pattern reduces the use of resources to the barest minimum, however this is at the expense of data, performance and process isolation, hence it should be used when data and performance capability is not a major concern.
Tenant-isolated pattern represents a compromised implementation between the shared and dedicated patterns. This pattern promotes privacy and security of data as tenants will not have their data mixed with other tenants' data. However, there is an increase in the cost of database connection and reduced utilisation of resources as compared to the shared component pattern. This pattern is usually featured in most multi-tenant
Tenant-isolated pattern represents a compromised implementation between the shared and dedicated patterns. This pattern promotes privacy and security of data as tenants will not have their data mixed with other tenants' data. However, there is an increase in the cost of database connection and reduced utilisation of resources as compared to the shared component pattern. This pattern is usually featured in most multi-tenant