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once data is fetched into dataset connection gets closed. but in datareader
connection is always maintained...then why datareader is fast and mainly
recommended ?

Question Posted / darshan.naokhare

Answers were Sorted based on User's Feedback



once data is fetched into dataset connection gets closed. but in datareader connection is always m..

Answer / hhh

DataSet carry considerable overhead because of relations,
multiple tables,
While DataReader only readony and fawardonly stream of
data, it fatch only one row at a time. thats y its faster

Is This Answer Correct ?    9 Yes 0 No

once data is fetched into dataset connection gets closed. but in datareader connection is always m..

Answer / abhishek

datareader is forwardonly thus is fast and is mostly used
while retrieving the data from the database.

Is This Answer Correct ?    5 Yes 0 No

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