DSXchange

Hashed file can overwrite record based on key mentioned in hashed file. Can I get same functionality in PX without using table. I mean using Dataset, fileset or lookup file set. I don't want to overwrite whole file. I want to achive kind of upsert functionality in file.

The closer topic has been discussed recently .
You can search and get here.
The topic name is:"DSJOB CREATE/UPDATE"
Here it is:viewtopic.php?t=144485

Combination of change capture and chage apply would do !!