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UpdateDataAGGDate.sql
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UpdateDataAGGDate.sql
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CREATE OR REPLACE FUNCTION UpdateDataAGGDate (period_type text) RETURNS boolean
LANGUAGE plpgsql
AS
$$
DECLARE
BEGIN
WITH tbl_shift_date as
(
SELECT
dataelementid,
sourceid,
categoryoptioncomboid,
attributeoptioncomboid,
value,
dv.periodid as old_periodid,
pt.name as frequency,
pp.periodtypeid, pp.startdate,
CASE WHEN pt.name = 'Daily' THEN DATE(pp.startdate + INTERVAL '1 DAY')
WHEN pt.name = 'Weekly' THEN DATE(pp.startdate + INTERVAL '7 DAY')
WHEN pt.name = 'Monthly' THEN DATE(date_trunc('month', pp.startdate + INTERVAL '1 MONTH'))
WHEN pt.name = 'Quarterly' THEN DATE(date_trunc('quarter', pp.startdate + INTERVAL '3 MONTH'))
WHEN pt.name = 'Yearly' THEN DATE(date_trunc('year', pp.startdate + INTERVAL '1 YEAR'))
END as new_date
FROM datavalue dv
LEFT JOIN period pp on dv.periodid = pp.periodid
LEFT JOIN periodtype pt on pp.periodtypeid = pt.periodtypeid
ORDER BY pp.startdate DESC
)
UPDATE datavalue dv
SET periodid = new_period.periodid
FROM tbl_shift_date
INNER JOIN period new_period on tbl_shift_date.periodtypeid = new_period.periodtypeid AND new_period.startdate = tbl_shift_date.new_date
WHERE
dv.dataelementid = tbl_shift_date.dataelementid AND
dv.sourceid = tbl_shift_date.sourceid AND
dv.categoryoptioncomboid = tbl_shift_date.categoryoptioncomboid AND
dv.attributeoptioncomboid = tbl_shift_date.attributeoptioncomboid AND
dv.value = tbl_shift_date.value AND -- Not part of the unique key
dv.periodid = tbl_shift_date.old_periodid AND
tbl_shift_date.frequency = period_type;
RETURN TRUE;
END
$$;