oracle12c - [08006][17002] IO Error: The Network Adapter could not establish the connection oracle.net.ns.NetException: The Network Adapter in use is Invalid - Stack Overflow
Oracle报错:IO Error: Invalid number format for port number_九师兄的博客-CSDN博客
erro ao conectar ao TNS | SQL com Oracle: manipule e consulte dados | Alura - Cursos online de tecnologia
How to resolve connection issues in JDBC to Oracle (2 specific examples) - Support and Troubleshooting