17 lines
851 B
MySQL
17 lines
851 B
MySQL
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-- Additive: distinguish explicit V5 billing choices without changing legacy approval defaults.
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-- Expand the existing source check; preserve its expression and all historical rows.
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DO $$
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DECLARE existing_expression TEXT;
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BEGIN
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SELECT pg_get_expr(conbin, conrelid) INTO existing_expression
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FROM pg_constraint
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WHERE conrelid = 'tmodule_times'::regclass AND conname = 'tmodule_times_kilde_check';
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IF existing_expression IS NULL THEN
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existing_expression := 'kilde IN (''auto'', ''manuel'', ''api'')';
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END IF;
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IF POSITION('sag_v5' IN existing_expression) = 0 THEN
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ALTER TABLE tmodule_times DROP CONSTRAINT IF EXISTS tmodule_times_kilde_check;
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EXECUTE FORMAT('ALTER TABLE tmodule_times ADD CONSTRAINT tmodule_times_kilde_check CHECK ((%s) OR kilde = %L)', existing_expression, 'sag_v5');
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END IF;
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END $$;
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