104 lines
2.7 KiB
SQL
104 lines
2.7 KiB
SQL
--CREATE FUNCTION evt.balrf() RETURNS void AS
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DO
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$func$
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DECLARE
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_mind timestamptz;
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_maxd timestamptz;
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BEGIN
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--get last accounts touched and last rollforward if available
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SELECT
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--get last rollforward, if none, use earliest period touched
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COALESCE(
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MAX(lower(dur)) FILTER (WHERE prop @> '{"rf":"global"}'::jsonb)
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,MIN(lower(dur)) FILTER (WHERE prop @> '{"gltouch":"yes"}'::jsonb)
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) maxd
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--max period touched
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,MAX(lower(dur)) FILTER (WHERE prop @> '{"gltouch":"yes"}'::jsonb) maxd
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INTO
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_mind
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,_maxd
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FROM
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evt.fspr;
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WITH
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--list each period in min and max
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prng AS (
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SELECT
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id
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,dur
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,prop
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FROM
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evt.fspr f
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WHERE
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lower(f.dur) >= _mind
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AND lower(f.dur) <= _maxd
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)
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--get every account involved in target range
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,arng AS (
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SELECT DISTINCT
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acct
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FROM
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evt.bal b
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INNER JOIN prng ON
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prng.id = b.fspr
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)
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,bld AS (
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WITH RECURSIVE rf (acct, id, dur, obal, debits, credits, cbal) AS
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(
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SELECT
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a.acct
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,f.id
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,f.dur
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,COALESCE(b.obal,0)::numeric(12,2)
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,COALESCE(b.debits,0)::numeric(12,2)
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,COALESCE(b.credits,0)::numeric(12,2)
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,COALESCE(b.cbal,0)::numeric(12,2)
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FROM
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arng a
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INNER JOIN evt.fspr f ON
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lower(f.dur) = _mind
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LEFT OUTER JOIN evt.bal b ON
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b.acct = a.acct
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AND b.fspr = f.id
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UNION ALL
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SELECT
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rf.acct
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,f.id
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,f.dur
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,rf.cbal
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,COALESCE(b.debits,0)::numeric(12,2)
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,COALESCE(b.credits,0)::numeric(12,2)
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,(rf.cbal + COALESCE(b.debits,0) + COALESCE(b.credits,0))::NUMERIC(12,2)
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FROM
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rf
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INNER JOIN evt.fspr f ON
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lower(f.dur) = upper(rf.dur)
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LEFT OUTER JOIN evt.bal b ON
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b.acct = rf.acct
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AND b.fspr = f.id
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WHERE
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lower(f.dur) <= _maxd
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)
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select * from rf
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)
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INSERT INTO
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evt.bal
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SELECT
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acct
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,id
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,obal
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,debits
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,credits
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,cbal
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FROM
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bld
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ON CONFLICT ON CONSTRAINT bal_pk DO UPDATE SET
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obal = EXCLUDED.obal
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,debits = EXCLUDED.debits
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,credits = EXCLUDED.credits
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,cbal = EXCLUDED.cbal;
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END;
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$func$; |