IBM Mainframe Forum

BillyBoyo wrote:DD DUMMY, and it is in the manual, will give end-of-file when encountered in a concatenation. If you have two datasets, DD DUMMY, then two more datasets on your concatentation, then only the first two datasets will be read.

Thanks billy for your prompt response.

What I read is that for the concatenated datasets, when each file ends the system performs the end of file routine.
Then starts of reading the next file in cancatenation.

Could figure out what will happen in case of DUMMY. Thanks