1. I want to start the process if there a data in the excel sheet. If there is no data in excel then the process should not run
2. If there is data and then process will start. and after the process is completed, I want to empty the input excel.
How to do this in Talend.
If my input excel does not have any data. it should not go to the next process.
it is going to the next process and throwing null pointer error
How to the 2nd steps. (i.e) automatically delete the data after the process is completed.