This subsection describes the preconditions for connecting to an Oracle queue.

• Available JDBC driver
  The available JDBC driver is Oracle JDBC Thin Driver.
  
• Connection method
  Use DBConnector_Oracle_CP_Cosminexus_RM.rar or DBConnector_Oracle_XA_Cosminexus_RM.rar.
  The specifiable transaction support level varies according to the RAR file type. The availability of the light transaction also differs.
  The following table describes the transaction support levels that can be specified for each RAR file.
  

  Table 3-39 Transaction support levels available for each RAR file (Oracle9i)

  Used DB Connector for Cosminexus RM (RAR file)	Transaction support level	Light transaction
  		Enabled	Disabled
  DBConnector_Oracle_CP_Cosminexus_RM.rar	NoTransaction LocalTransaction	Y	Y
  DBConnector_Oracle_XA_Cosminexus_RM.rar	XATransaction	--	Y

  Legend:

  Y: Available

  --: Not applicable