adjacent_period_period adjacent_period_period_internal adjacent_period_periodset adjacent_period_periodset_internal adjacent_period_timestamp adjacent_period_timestamp_internal adjacent_period_timestampset adjacent_period_timestampset_internal adjacent_periodset_period adjacent_periodset_period_internal adjacent_periodset_periodset adjacent_periodset_periodset_internal adjacent_periodset_timestamp adjacent_periodset_timestamp_internal adjacent_periodset_timestampset adjacent_periodset_timestampset_internal adjacent_timestamp_period adjacent_timestamp_period_internal adjacent_timestamp_periodset adjacent_timestamp_periodset_internal adjacent_timestampset_period adjacent_timestampset_period_internal adjacent_timestampset_periodset adjacent_timestampset_periodset_internal after_period_period after_period_period_internal after_period_periodset after_period_periodset_internal after_period_timestamp after_period_timestamp_internal after_period_timestampset after_period_timestampset_internal after_periodset_period after_periodset_period_internal after_periodset_periodset after_periodset_periodset_internal after_periodset_timestamp after_periodset_timestamp_internal after_periodset_timestampset after_periodset_timestampset_internal after_timestamp_period after_timestamp_period_internal after_timestamp_periodset after_timestamp_periodset_internal after_timestamp_timestampset after_timestamp_timestampset_internal after_timestampset_period after_timestampset_period_internal after_timestampset_periodset after_timestampset_periodset_internal after_timestampset_timestamp after_timestampset_timestamp_internal after_timestampset_timestampset after_timestampset_timestampset_internal before_period_period before_period_period_internal before_period_periodset before_period_periodset_internal before_period_timestamp before_period_timestamp_internal before_period_timestampset before_period_timestampset_internal before_periodset_period before_periodset_period_internal before_periodset_periodset before_periodset_periodset_internal before_periodset_timestamp before_periodset_timestamp_internal before_periodset_timestampset before_periodset_timestampset_internal before_timestamp_period before_timestamp_period_internal before_timestamp_periodset before_timestamp_periodset_internal before_timestamp_timestampset before_timestamp_timestampset_internal before_timestampset_period before_timestampset_period_internal before_timestampset_periodset before_timestampset_periodset_internal before_timestampset_timestamp before_timestampset_timestamp_internal before_timestampset_timestampset before_timestampset_timestampset_internal contained_period_period contained_period_period_internal contained_period_periodset contained_periodset_period contained_periodset_periodset contained_timestamp_period contained_timestamp_periodset contained_timestamp_timestampset contained_timestampset_period contained_timestampset_periodset contained_timestampset_timestampset contains_period_period contains_period_period_internal contains_period_periodset contains_period_periodset_internal contains_period_timestamp contains_period_timestamp_internal contains_period_timestampset contains_period_timestampset_internal contains_periodset_period contains_periodset_period_internal contains_periodset_periodset contains_periodset_periodset_internal contains_periodset_timestamp contains_periodset_timestamp_internal contains_periodset_timestampset contains_periodset_timestampset_internal contains_timestampset_timestamp contains_timestampset_timestamp_internal contains_timestampset_timestampset contains_timestampset_timestampset_internal ensure_time_type_oid intersection_period_period intersection_period_period_internal intersection_period_periodset intersection_period_periodset_internal intersection_period_timestamp intersection_period_timestampset intersection_periodset_period intersection_periodset_periodset intersection_periodset_periodset_internal intersection_periodset_timestamp intersection_periodset_timestampset intersection_timestamp_period intersection_timestamp_periodset intersection_timestamp_timestamp intersection_timestamp_timestampset intersection_timestampset_period intersection_timestampset_period_internal intersection_timestampset_periodset intersection_timestampset_timestamp intersection_timestampset_timestampset intersection_timestampset_timestampset_internal minus_period_period minus_period_period_internal minus_period_periodset minus_period_periodset_internal minus_period_timestamp minus_period_timestamp_internal minus_period_timestampset minus_period_timestampset_internal minus_periodset_period minus_periodset_period_internal minus_periodset_periodset minus_periodset_periodset_internal minus_periodset_timestamp minus_periodset_timestamp_internal minus_periodset_timestampset minus_periodset_timestampset_internal minus_timestamp_period minus_timestamp_periodset minus_timestamp_timestamp minus_timestamp_timestampset minus_timestampset_period minus_timestampset_period_internal minus_timestampset_periodset minus_timestampset_periodset_internal minus_timestampset_timestamp minus_timestampset_timestamp_internal minus_timestampset_timestampset minus_timestampset_timestampset_internal overafter_period_period overafter_period_period_internal overafter_period_periodset overafter_period_periodset_internal overafter_period_timestamp overafter_period_timestamp_internal overafter_period_timestampset overafter_period_timestampset_internal overafter_periodset_period overafter_periodset_period_internal overafter_periodset_periodset overafter_periodset_periodset_internal overafter_periodset_timestamp overafter_periodset_timestamp_internal overafter_periodset_timestampset overafter_periodset_timestampset_internal overafter_timestamp_period overafter_timestamp_period_internal overafter_timestamp_periodset overafter_timestamp_periodset_internal overafter_timestamp_timestampset overafter_timestamp_timestampset_internal overafter_timestampset_period overafter_timestampset_period_internal overafter_timestampset_periodset overafter_timestampset_periodset_internal overafter_timestampset_timestamp overafter_timestampset_timestamp_internal overafter_timestampset_timestampset overafter_timestampset_timestampset_internal overbefore_period_period overbefore_period_period_internal overbefore_period_periodset overbefore_period_periodset_internal overbefore_period_timestamp overbefore_period_timestamp_internal overbefore_period_timestampset overbefore_period_timestampset_internal overbefore_periodset_period overbefore_periodset_period_internal overbefore_periodset_periodset overbefore_periodset_periodset_internal overbefore_periodset_timestamp overbefore_periodset_timestamp_internal overbefore_periodset_timestampset overbefore_periodset_timestampset_internal overbefore_timestamp_period overbefore_timestamp_period_internal overbefore_timestamp_periodset overbefore_timestamp_periodset_internal overbefore_timestamp_timestampset overbefore_timestamp_timestampset_internal overbefore_timestampset_period overbefore_timestampset_period_internal overbefore_timestampset_periodset overbefore_timestampset_periodset_internal overbefore_timestampset_timestamp overbefore_timestampset_timestamp_internal overbefore_timestampset_timestampset overbefore_timestampset_timestampset_internal overlaps_period_period overlaps_period_period_internal overlaps_period_periodset overlaps_period_periodset_internal overlaps_period_timestampset overlaps_periodset_period overlaps_periodset_periodset overlaps_periodset_periodset_internal overlaps_periodset_timestampset overlaps_timestampset_period_internal overlaps_timestampset_periodset_internal overlaps_timestampset_timestampset overlaps_timestampset_timestampset_internal pos_period_timestamp pos_timestamp_timestamp RelativeTimePos union_period_period union_period_period_internal union_period_periodset union_period_periodset_internal union_period_timestamp union_period_timestampset union_periodset_period union_periodset_periodset union_periodset_periodset_internal union_periodset_timestamp union_periodset_timestampset union_timestamp_period union_timestamp_periodset union_timestamp_timestamp union_timestamp_timestampset union_timestamp_timestampset_internal union_timestampset_period union_timestampset_periodset union_timestampset_timestamp union_timestampset_timestampset union_timestampset_timestampset_internal

union_period_period() Datum union_period_period ( PG_FUNCTION_ARGS  ) Returns the union of the two time values.