| OracleAS TopLink contains separate development and runtime tools, in addition to specific class libraries. Development Tools:
 
OracleAS TopLink Mapping Workbench creates and manages the mapping metadata that describes the relationship between Java classes and relational tables. 
OracleAS TopLink Sessions Editor creates the sessions.xml file that describes how TopLink communicates with the datasource at runtime.
 Runtime Tools:
 
The Web Client provides a Web-based interface to interact with any TopLink ServerSession deployed on a particular server, such as OC4J.
The Performance Profiler and configurable Logging provide developer-friendly performance tuning and runtime diagnostics.
 Class Libraries:
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