Creating pluggable database from seed, when pdb$seed in in mount state and open state.
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SQL> show pdbs
CON_ID CON_NAME OPEN MODE RESTRICTED
---------- ------------------------------ ---------- ----------
2 PDB$SEED MOUNTED
3 PDB1 READ WRITE NO
4 DEV READ WRITE NO
SQL> create pluggable database PDB2 ADMIN USER SALAM identified by Oracle create_file_dest='+DEV_DG_FLASH';
create pluggable database PDB2 ADMIN USER SALAM identified by Oracle create_file_dest='+DEV_DG_FLASH'
*
ERROR at line 1:
ORA-65036: Pluggable database PDB$SEED not open in required mode
SQL> alter pluggable database PDB$SEED open read only;
Pluggable database altered.
SQL> show pdbs
CON_ID CON_NAME OPEN MODE RESTRICTED
---------- ------------------------------ ---------- ----------
2 PDB$SEED READ ONLY NO
3 PDB1 READ WRITE NO
4 DEV15 READ WRITE NO
SQL> create pluggable database PDB2 ADMIN USER SALAM identified by Oracle create_file_dest='+DEV_DG_FLASH';
Pluggable database created.
SQL> show pdbs
CON_ID CON_NAME OPEN MODE RESTRICTED
---------- ------------------------------ ---------- ----------
2 PDB$SEED READ ONLY NO
3 PDB1 READ WRITE NO
4 DEV READ WRITE NO
7 PDB2 MOUNTED
In the above , first we tried to create a new pluggable database PDB2 from seed when PDB$SEED was in mount state. Then we opened the PDB$SEED and created PDB2 from seed succesfully.
