Delayed durability was announced late in the SQL Server 2014 development cycle, but offers something that many SQL Server professionals have wanted for years—the ability to disable transaction logging ...

If the transaction log is growing too large then you should increase the frequency of log backups. (The Full database backup does not actually truncate the transaction log at all).

“For them, each transaction is money,” Kelly said. More details will be given about the new features in SQL Server 2014 in the months ahead.