Running sum simplified in SQL 2012

Running sum is a regular requirement in query for developer and many times developer has to run number  of complex  queries or self joins to get running sum
But now since SQL  2012 its very easy and funny and simplified.

Partial Backup

Partial Backup

We can use partial backup  while handling  large databases
Using partial backup we can take backup of only read write enabled filegroups instead of
all filegroups which are read_only.

Copy only backup option

copy_only option for backup

Its a useful feature but very few are aware of this option .

As we all are aware of backups and its different types

We are aware of backup strategies which include backup chain of full,differential and log backups