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-- Deploy kakeibo:assign_article_to_transaction to pg
-- requires: articles
-- requires: transactions
-- requires: appschema
BEGIN;
CREATE OR REPLACE FUNCTION kakeibo.assign_article_to_transaction(
p_id INTEGER,
p_location TEXT
) RETURNS VOID AS $$
DECLARE
v_article_id INTEGER;
BEGIN
SELECT id INTO v_article_id
FROM kakeibo.articles
WHERE location = p_location;
IF NOT FOUND THEN
RAISE EXCEPTION 'location % not found', p_location;
END IF;
UPDATE kakeibo.transactions
SET article_id = v_article_id
WHERE id = p_id;
IF NOT FOUND THEN
RAISE EXCEPTION 'transaction id % not found', p_id;
END IF;
END;
$$ LANGUAGE plpgsql SECURITY DEFINER;
COMMIT;
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