You may initiate or refresh the data profiling and sampling metadata at most levels of an imported model, including:
o Tables/Files/Views (Classifier)
o Schema/Package
o Model
o File System Folder
Steps
1. Go to the object page of the object of which you wish to generate or refresh the data sampling and profiling.
2. Go to More Actions > Generate Data Sampling and Profiling.
3. Here you may specify all the profiling and sampling options.
4. Click OK and the operation will start.
Example
Search for the Employee.csv table and go to the object page.
Go to More Actions > Refresh data sampling and profiling.
Click OK and the operation will start. After it has finished the sampling and profiling information is shown.