In the previous section, a JDBC connection was obtained in the Connections navigator. A corresponding JNDI managed data source becomes available for the Connections navigator connection. A data source object is configured with a JNDI Name binding in the OC4J server integrated with JDeveloper. A data source may also be configured in the Embedded OC4J Server Preferences window directly, or may be configured declaratively by modifying the data-sources.xml
file. We will discuss each of these methods for creating a data source. A data source may be configured at the Global level or the Current Workspace level. A Global data source is available to all applications while a Current Workspace data source is available only in the current workspace. To create a new Global data source, select Tools | Embedded OC4J Preferences and select the Global | Data Sources node, and click on the New button.
Before we are able to configure a managed data source, we need to configure...