Is There a Clear Architectural Leader Between Multi-Tenant and Isolated Tenancy hosted CRM systems?
Multi-Tenancy versus Isolated Tenancy Executive Summary Hosted CRM manufacturer Salesforce.com is clearly the poster-child for the software as a service (SaaS) industry (at least in the CRM space) and has boasted its multi-tenant architecture as the undeniable standard for hosted software delivery. However, SAP has entered the SaaS industry with its Business ByDesign solution and trumpeted its isolated tenancy hosted delivery model as one of the most overarching advantages when compared to Salesforce.com. The debates between multi-tenant and isolated tenant hosted delivery platforms are nothing new, however, the topic has transcended from a quiet conversation among industry pundits to a full scale debate among SaaS buyers and influencers. The multi-tenant hosting model claims to deliver the following advantages over isolated tenancy: First and foremost – dependability and reliability. By mandating every customer operate on the same database, operating environment and software version,
