| What do you knows by persistence layer in SAP HANA?
As we knows SAP Hana has feature of in-memery computing engine and access the data in straighaway without any backup. And this may cause some data loss as data is used straightway without of any backup. But to avoid risk of data losing data in case of power cutoff and hardware failure persistence layer comes as a savior and stores all the data in the hard drive which is not volatile. | | |