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1. Oracle JDBC driver 12.2.0.1 (ojdbc8.jar) download https://www.oracle.com/database/technologies/jdbc-ucp-122-downloads.html 2. ojdbc8.jar Nexus 3.23.x Upload Nexus login : http://localhost:8081 Sign in left menu [Upload] Click -> [maven-releases] click - File : [Browse] ojdbc8.jar select - Extension : jar - Group ID : com.oracle.jdbc - Artifact ID : ojdbc8 - Version : 12.2.0.1 [Upload] 3. pom...

Oracle Install Directory : C:\app\oracle\product\12.2.0\dbhome_1 listener.ora edit C:\app\oracle\product\12.2.0\dbhome_1\network\admin\listener.ora Before SID_LIST_LISTENER = (SID_LIST = (SID_DESC = (SID_NAME = CLRExtProc) (ORACLE_HOME = C:\app\oracle\product\12.2.0\dbhome_1) (PROGRAM = extproc) (ENVS = "EXTPROC_DLLS=ONLY:C:\app\oracle\product\12.2.0\dbhome_1\bin\oraclr12.dll") ) ) LISTENER = (D..