COF	COF
DB	DB
INFLO	INFLO
KDEOS	KDEOS
KNN_AGG	KNN_AGG
KNN_IN	KNN_IN
KNN_SUM	KNN_SUM
LDF	LDF
LDOF	LDOF
LOCI	LOCI
LOF	LOF
LOOP	LOOP
NAN	NAN
NOF	NOF
RDOS	RDOS
RKOF	RKOF
