# Functions
NewMemDBCache creates a Cache object backs with a memory DB.
NewMemDBCache creates a Cache object backs with a memory DB.
# Variables
ErrNotFound is returned when the requested item is not found.
ErrStillInUse means an object is still in use.
# Structs
LabelIndexer is a custom indexer for exact match indexing.
# Interfaces
Cache defines the necessary behaviors that the cache object should have.