Npoint_cmp Npoint_eq Npoint_ge Npoint_gt Npoint_le Npoint_lt Npoint_ne Nsegment_cmp Nsegment_eq Nsegment_ge Nsegment_gt Nsegment_le Nsegment_lt Nsegment_ne

Npoint_lt() Datum Npoint_lt ( PG_FUNCTION_ARGS  ) Return true if the first network point is less than the second one @sqlfn npoint_lt() SQL Operator: <