Oracle Data Integrator 11g Cookbook

Using variables in KM options (and reusing the variables in an interface, package, and so on)

There are times when it is useful to insert a variable within a KM option and later access that variable's value within an interface or procedure. A typical use case might be to provide the primary directory path for a log file and then add a file name to the path definition from an interface. In this recipe, we will create a log path variable, embed it into a new option within a duplicated copy of an IKM, then create an interface that will amend the IKM option by adding a file name to the path.

How to do it...

1. Within your project, insert a new Variable called PV_PATH_LOG.
   • Select the data type as Alphanumeric (if the path were to be greater than 255 characters ...