intersection_tinstant_tsequence intersection_tinstantset_tsequence intersection_tsequence_tinstant intersection_tsequence_tinstantset synchronize_tsequence_tsequence tfloatseq_range tfloatseq_ranges tfloatseq_ranges1 tfloatseq_to_tintseq tinstant_to_tsequence tinstantset_to_tsequence tintseq_to_tfloatseq tlinearseq_intersection_value tlinearseq_intersection_value1 tnumber_min_dist_at_timestamp tnumberseq_integral tnumberseq_restrict_range tnumberseq_restrict_range2 tnumberseq_restrict_ranges tnumberseq_restrict_ranges1 tnumberseq_twavg tsequence_always_eq tsequence_always_le tsequence_always_lt tsequence_append_tinstant tsequence_at_period tsequence_at_periodset tsequence_at_timestamp tsequence_at_timestamp1 tsequence_at_timestampset tsequence_at_value tsequence_at_values1 tsequence_bbox tsequence_bbox_ptr tsequence_cmp tsequence_copy tsequence_duration tsequence_end_timestamp tsequence_eq tsequence_ever_eq tsequence_ever_le tsequence_ever_lt tsequence_find_timestamp tsequence_from_base tsequence_from_base_internal tsequence_get_time tsequence_hash tsequence_inst_at_timestamp_excl tsequence_inst_n tsequence_instants tsequence_instants_array tsequence_intersection tsequence_intersects_period tsequence_intersects_periodset tsequence_intersects_timestamp tsequence_intersects_timestampset tsequence_make tsequence_make_free tsequence_max_value tsequence_merge tsequence_merge_array tsequence_merge_array1 tsequence_min_instant tsequence_min_value tsequence_minus_period tsequence_minus_period1 tsequence_minus_periodset tsequence_minus_timestamp tsequence_minus_timestamp1 tsequence_minus_timestampset tsequence_minus_timestampset1 tsequence_minus_value tsequence_period tsequence_read tsequence_restrict_minmax tsequence_restrict_periodset tsequence_restrict_value tsequence_restrict_value2 tsequence_restrict_values tsequence_segments tsequence_segments_array tsequence_shift_tscale tsequence_start_timestamp tsequence_timestamps tsequence_timestamps1 tsequence_to_string tsequence_value_at_timestamp tsequence_value_at_timestamp1 tsequence_value_at_timestamp_inc tsequence_values tsequence_values_array tsequence_write tsequencearr2_to_tsequencearr tsequencearr_normalize tsequenceset_to_tsequence tstepseq_to_linear tstepseq_to_linear1

tsequence_duration() Datum tsequence_duration ( const TSequence *  seq ) Returns the duration of the temporal value.