Thank you for your reply, I already did research from documents but because of my lack of knowledge I couldn't resolve it. Let me change the question then and, be more specific about my question. I have two log files AAA and BBB. I want to add some fields from these logs, lets say A1 and A2 fields from AAA and B3 and B4 fields from BBB. They are not identical, I just want to add those fields and extract the output as a table. How can I do that? ... View more