Example

Entry entry;
char *key = "MOVIES"
GenNewMovieList(&entry.data, &entry.dataLen);  // Implemented by
                                               // plugin developer
if(!dr_cache_refresh(hdl, key, strlen(key), 0, &entry, rq, sn))
{
    ereport(LOG_FAILURE, "dr_cache_refresh() failed");
    return REQ_ABORTED;
}