tMDMInput

Columns that aren’t used shouldn’t be gathered from tMDMInput

Gathering data from the MDM has a cost. One tMDMInput should only gather the required data. This will enable to reduce the data payload, hence increasing the tMDMInput throughput.

It also optimizes memory usage in the job. You get better performance in your Job this way.

Moreover, your Jobs are easier to maintain, and your tMaps will become more easily readable.