4.2. Soft state
In soft state database provides a relaxed view of data in terms
of consistency. Information on soft state will expire if it is not
refreshed. The value stored in soft state may not be up-to-date,
but handy for approximations. Soft state data are in changing state
over time without user intervention and/or input due to eventual
consistency.
The soft state layer is responsible for [14].
• Client interface.
• Data partitioning.
• Caching.
• Concurrency control.
• High level processing.