Rumah > Artikel > pangkalan data > 【12c】rootcontainer和pdb的一些区别
Where\what ? root pdb 备注 Control files and redo log files Y belongs to the CDB and not to a specific container Shared UNDO and default database temporary tablespace y Oracle-supplied metadata y Shared Oracle-supplied data y CDB views pro
Where\what ? |
root |
pdb |
备注 |
Control files and redo log files |
Y |
|
belongs to the CDB and not to a specific container |
Shared UNDO and default database temporary tablespace |
y |
|
|
Oracle-supplied metadata |
y |
|
|
Shared Oracle-supplied data |
y |
|
|
CDB views providing information across PDBs |
y |
|
|
CDB resource manager plan allowing resource management between PDBs within a CDB |
y |
|
|
Application tablespaces |
|
y |
|
Local temporary tablespaces |
|
y |
|
Local users and local roles – Local users connect to the PDB where they exist |
|
y |
|
Non-shared local metadata |
|
y |
|
Non-shared application data with other PDBs |
|
y |
|
PDB RM plan |
|
y |
|
|
|
y |
|