Memcached ?????

Distributed object caching system, generic in nature is Memcached. It is free and open source, speeding up dynamic web applications by allevaiating database load. Memcached is an in-memory key-value store for small chunks of arbitrary data from results of database calls, API calls, or page rendering.

e.g.

function getMemCached(memid)
    mem = memcached_get("mem:" . memid
)
    return mem
 if defined 
mem

    mem = fetch_foo_from_database(memid)
    memcached_set("mem:" . memid, mem)
    return mem
end