Prior to 12.1.0.2 version, whenever container database was restarted,the pluggable databases within the container database remained in MOUNT state. Startup trigger were written to open the database in READ-WRITE/READ-ONLY mode.Starting from 12.1.0.2, this can be done with PDB save state feature SQL> show pdbs CON_ID CON_NAME OPEN MODE RESTRICTED ---------- ----------------- ---------- ---------- 2 PDB$SEED … Continue reading PDB Saved state – 12.1.0.2