[WeEngine System] Copyright (c) 2014 WE7.CC WeEngine is NOT a free software, it under the license terms, visited http://www.we7.cc/ for more details.
cache_type()
cache_load( $key, $unserialize = false)
cache_global( $key)
cache_system_key( $cache_key)
cache_relation_keys( $key)
cache_key_all()