Join Stack Overflow to learn, share knowledge, and build your career. Connect and share knowledge within a single location that is structured and easy to search. I'm using an Oracle 11g R2 database.
Overview of Local Naming Parameters
General Syntax of tnsnames.ora
The maximum number of prespawned servers the listener creates. Set this value to the average expected number of connections at any given time. This parameter is used to prevent server processes from being immediately shut down after a client disconnects. For greatest efficiency, provide a short time value for this parameter.
Join Stack Overflow to learn, share knowledge, and build your career. Connect and share knowledge within a single location that is structured and easy to search. This has little to do with Spring, Hibernate, this is a pure Oracle "problem". Here is what we can read about ORA Cause: The process of starting up a dedicated server process failed. The executable could not be found or the environment may be set up incorrectly. The Oracle Protocol Adapter that is being called may not be installed on the local hard drive. Please check that the correct Protocol Adapter are successfully linked. If error persists, contact Oracle Customer Support.
Try DataDirect Drivers Now. If using a tnsnames. The following table lists the Oracle driver properties that correspond to tnsnames. To prevent connection information conflicts, do not specify the listed properties if you use a tnsnames. Table Oracle Driver Property Mappings to tnsnames. For example:.