Consolidation is the key enabler for moving databases to on-cloud models. An efficient consolidation strategy can provide elastic sharing of resources and maximize resource utilization in a consolidated stack. A database hosted on a public or private cloud must guarantee tenant isolation and security. In addition to the elementary requirements of cloud deployments, database provisioning on the cloud should be quick and easy.
Oracle Database 12c introduces a multitenant architecture that meets the challenges of cloud deployments. The new tenant-based architecture allows one or more application databases (known as pluggable databases) to run within a single database (known as the container database). Each pluggable database is completely shielded from all other pluggable databases running within the same container database. The architecture provides a unique mechanism to segregate the system and application metadata at the container...
