Defines a default key/value store implementation for expiring items. This key/value store implementation uses the database to store key/value

public NullStorageExpirable::setIfNotExists($key

public DatabaseStorage::has($key)

public StorageBase::get($key, $default = NULL)

Defines the key/value store factory for the database backend. Hierarchy class \Dr

The serialization class to use. Type:

KeyValueDatabaseExpirableFac

public NullStorageExpirable::getAll()

public DatabaseStorage::set($key, $value)

public KeyValueStoreInterface::rename($key,