In the previous recipe, the goal was to demonstrate how you can create an instance of an external list. This list would be accessible to a set of users defined on the BCS model. In this recipe, we'll take a look at how you can grant or revoke permissions to your external data for various users.
By using PowerShell to grant or revoke permissions in your environment, you will quickly be able to provision and configure appropriate access to the newly deployed external BCS model or adjust any changes to an existing system with an ability to trace back the settings.
In this recipe, we'll assume that you have already created an instance of an external list and are familiar with external list mode concepts, and that you have imported our test BCS model as discussed in this chapter. For this recipe, we are using PowerGUI to author the script, which means it is necessary for you to be logged in with an administrator's role on the target...