Unable to connect to PDB?

Issue: Same PDB name on 2 CDBs and tns connection will be in trouble.
12c Multitenant: How to Connect to PDBs with Same Name in Different CDBs (Doc ID 2123106.1)

Solution: Include INSTANCE_NAME in TNS entries
DEVCDB (PDB1)
sqlplus user1/user1@PDB1_DEVCDB
sqlplus mallik/mallik@PDB1_DEVCDB

TESTCDB(PDB1)
sqlplus user2/user2@PDB1_TESTCDB
sqlplus mallik/mallik@PDB1_TESTCDB

Follow the blog post here for commands:
https://mallik034.blogspot.com/2023/08/unable-to-connect-to-pdb.html

#GI #oracle #dba #rac #asm #database #exadata #pdb #cdb #multitenant #oci #oracledba

Regards,
Mallik