Temporal count

tCount(th3index) → {tintSeq,tintSeqSet}

WITH Temp(temp) AS (
  SELECT th3index '[831c02fffffffff@2001-01-01, 831c02fffffffff@2001-01-03)' UNION
  SELECT th3index '[831c00fffffffff@2001-01-02, 831c00fffffffff@2001-01-04)' UNION
  SELECT th3index '[871fa44a8ffffff@2001-01-03, 871fa44a8ffffff@2001-01-05)' )
SELECT tCount(Temp)
FROM Temp;
-- {[1@2001-01-01, 2@2001-01-02, 1@2001-01-04, 1@2001-01-05)}

Window count

wCount(th3index) → {tintSeq,tintSeqSet}

WITH Temp(temp) AS (
  SELECT th3index '[831c02fffffffff@2001-01-01, 831c02fffffffff@2001-01-03)' UNION
  SELECT th3index '[831c00fffffffff@2001-01-02, 831c00fffffffff@2001-01-04)' UNION
  SELECT th3index '[871fa44a8ffffff@2001-01-03, 871fa44a8ffffff@2001-01-05)' )
SELECT wCount(Temp, interval '1 day')
FROM Temp;
-- {[1@2001-01-01, 2@2001-01-02, 3@2001-01-03, 2@2001-01-04, 1@2001-01-05, 1@2001-01-06)}