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How well can multiple sessions access the same data
simultaneously ?

Question Posted / swapna


How well can multiple sessions access the same data simultaneously ?..

Answer / ganesh sawant from finacle

oracle allows many session to work simultaneously and store computer rescues. To have multiple session oracle has control concurrency i.e. maintain data integrity when multiple sessions access the same data at same time.

For example consider a railway reservation system where table is maintained and showing availability of reservation .
Oracle controls the concurrency using locking

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