Although the Aster Server hides a lot of the complexity in the usage of UDAFs, you still need to have some understanding of how UDAFs are processed internally before you can create UDAFs. UDSFs are relatively straightforward.
Although the Aster Server hides a lot of the complexity in the usage of UDAFs, you still need to have some understanding of how UDAFs are processed internally before you can create UDAFs. UDSFs are relatively straightforward.