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 Temporal_cmp Temporal_eq Temporal_ge Temporal_gt Temporal_le Temporal_lt Temporal_ne Teq_base_temporal Teq_geo_tpoint Teq_temporal_base Teq_temporal_temporal Teq_tpoint_geo Tge_base_temporal Tge_temporal_base Tge_temporal_temporal Tgt_base_temporal Tgt_temporal_base Tgt_temporal_temporal Tle_base_temporal Tle_temporal_base Tle_temporal_temporal Tlt_base_temporal Tlt_temporal_base Tlt_temporal_temporal Tne_base_temporal Tne_geo_tpoint Tne_temporal_base Tne_temporal_temporal Tne_tpoint_geo

Nsegment_lt() PGDLLEXPORT Datum Nsegment_lt ( PG_FUNCTION_ARGS  ) Return true if the first network segment is less than the second one. SQL Function: nsegment_lt() SQL Operator: <