Answer Posted / anju

- Data reader is a connection oriented architecture as its
requires continues connection with Data base.
while Data set is disconnected oriented architecture,
whenever user wants to pull the data he/she build the
connection with Data base.


-Data readers execution is very fast. as it reads only
forward stream.
while
Data set execution is slow as compare to Data reader, as it
carries bundle of data.


- when data changes requires frequently then User should go
for Data set, when user doesn't require data changes
frequently then he/ should go for Data Reader.

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