The practice shows how to parallelize export and import operations for Transportable Tablespace (TTS) metadata.
Before starting any new practice, refer to the Practices Environment recommendations.
Step 1 : Prepare the tablespace to be exported
PDB21, set the
USERStablespace to read only. If the tablespace does not exist, create it.
Step 2 : Perform the TTS in parallel
Perform the TTS in parallel against
Observe the two
ORA-39396messages during the export operation. This means that the two parallel operations encountered the same warning message.
Step 3 : Set the tablespace back to read write
ALTER TABLESPACEcommand to set the tablespace back to read write.