Downloading very large results sets takes a while and can take up a lot of resources. Sometimes you may only want to download *new* articles since you last ran the query. It would be useful to be able to do a partial update in this manner.
Downloading very large results sets takes a while and can take up a lot of resources.
Sometimes you may only want to download new articles since you last ran the query.
It would be useful to be able to do a partial update in this manner.