char **facets_names; /* redundant. For ZOOM_resultset_facets_names only */
WRBUF mc_key;
int live_set; /* 0=no hit count, 1=cached hit, 2=hits + real set */
char **facets_names; /* redundant. For ZOOM_resultset_facets_names only */
WRBUF mc_key;
int live_set; /* 0=no hit count, 1=cached hit, 2=hits + real set */