Hey,
To load data from HDFS to pig relation there is a command you can use in grunt shell: Here (salesTable) is name of relation. LOAD is the operator which will load the file from HDFS to pig. 'test-edureka is the directory from where the .csv file will be loaded.
Here (salesTable) is name of relation. LOAD is the operator which will load the file from HDFS to pig. 'test-edureka is the directory from where the .csv file will be loaded.