New in OJVM with Oracle Database 18c

  • Cloud : OJVM is available in Non-managed Database Cloud Services including DBCS, Database Service on OCI etc
  • Java Standards : Java 8 exclusively (Java 7 End of Public Updates was April 2015)
  • Zero Downtime during patching in RAC environments: for older releases, see MOS Note 2217053.1 for the conditional rolling patch
  • Nashorn JavaScript Engine: JavaScript code can be loaded and executed directly in the database
  • Web Services Callout (SOAP and REST):see http://www.oracle.com/technetwork/database/database-083829.html
  • Performance: JIT, memory manager (on-going infrastructure enhancements)
  • Debugger: Integration with Java Debug Wire Protocol (JDWP)
  • Long Identifiers: The maximum length of a SQL identifier is now 128 bytes.