Answer Posted / n arasa

1)call transaction :

->we will go for call transaction,when we have to upload
less amount of data and we have to do the immediate
updations
->if we execute huge amount of data with call transaction
then the session we will be expired
->we have to handle the errors in call trasaction

2) session methosd:

->we will go for session method when we have to upload huge
amount of data.
->it generates session and executes in background
->we don't want handle the errors.it generates one log file
and stores in it.

Regards,
Narasareddy

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