12c: Access Objects Of A Common User Non-existent In Root

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In a multitenant environment, a common user is a database user whose identity and password are known in the root and in every existing and future pluggable database (PDB). Common users can connect to the root and perform administrative tasks specific to the root or PDBs. There are two types of common users :

  • All Oracle-supplied administrative user accounts, such as SYS and SYSTEM
  • ¬†User created common users- Their names¬† must start with (more...)