refactor(migrations): Improve idempotency and constraint handling for vitals_baseline source
All checks were successful
Deploy Development / deploy (push) Successful in 57s
Build Test / pytest-backend (push) Successful in 4s
Build Test / lint-backend (push) Successful in 0s
Build Test / build-frontend (push) Successful in 18s

- Updated migration scripts to ensure idempotent behavior for the source CHECK constraint, allowing for consistent application even if previous migrations were partially successful.
- Enhanced SQL logic to drop existing constraints safely and re-add them, ensuring compatibility with the universal CSV import.
- Clarified comments for better understanding of migration context and functionality.
This commit is contained in:
Lars 2026-04-10 16:17:35 +02:00
parent 5a0c71dd90
commit 1855f6e57a
2 changed files with 30 additions and 14 deletions

View File

@ -1,5 +1,5 @@
-- Universal-CSV-Import setzt source = 'csv'. Alte CHECK-Constraints kennen das nicht. -- Universal-CSV-Import setzt source = 'csv'. Alte CHECK-Constraints kennen das nicht.
-- Namen können je nach PG-Version abweichen → alle passenden CHECK Constraints zu source droppen. -- Alle passenden CHECKs zu `source` droppen (PG speichert IN oder = ANY (ARRAY[...])).
DO $$ DO $$
DECLARE DECLARE
r RECORD; r RECORD;
@ -8,16 +8,22 @@ BEGIN
SELECT c.conname SELECT c.conname
FROM pg_constraint c FROM pg_constraint c
JOIN pg_class t ON c.conrelid = t.oid JOIN pg_class t ON c.conrelid = t.oid
WHERE t.relname = 'vitals_baseline' JOIN pg_namespace n ON n.oid = t.relnamespace
WHERE n.nspname = 'public'
AND t.relname = 'vitals_baseline'
AND c.contype = 'c' AND c.contype = 'c'
AND pg_get_constraintdef(c.oid) ILIKE '%source%' AND (
AND pg_get_constraintdef(c.oid) ILIKE '%IN %' c.conname = 'vitals_baseline_source_check'
OR COALESCE(pg_get_constraintdef(c.oid), '') ILIKE '%source%'
)
LOOP LOOP
EXECUTE format('ALTER TABLE vitals_baseline DROP CONSTRAINT %I', r.conname); EXECUTE format('ALTER TABLE public.vitals_baseline DROP CONSTRAINT %I', r.conname);
END LOOP; END LOOP;
END $$; END $$;
ALTER TABLE vitals_baseline ADD CONSTRAINT vitals_baseline_source_check ALTER TABLE public.vitals_baseline DROP CONSTRAINT IF EXISTS vitals_baseline_source_check;
ALTER TABLE public.vitals_baseline ADD CONSTRAINT vitals_baseline_source_check
CHECK (source IN ('manual', 'apple_health', 'garmin', 'withings', 'csv')); CHECK (source IN ('manual', 'apple_health', 'garmin', 'withings', 'csv'));
COMMENT ON COLUMN vitals_baseline.source IS 'manual | apple_health | garmin | withings | csv (Universal-Import)'; COMMENT ON COLUMN vitals_baseline.source IS 'manual | apple_health | garmin | withings | csv (Universal-Import)';

View File

@ -1,4 +1,5 @@
-- Idempotent: erneute Bereinigung der source-CHECK, falls 048 zuvor nicht griff oder nur teilweise lief. -- Idempotent: gleicher Zielzustand wie 048, auch wenn die CHECK schon existiert (z. B. 048 DB-seitig
-- erfolgreich, aber nicht in schema_migrations). Ein einziges DO vermeidet Mehrfach-Statement-Probleme.
DO $$ DO $$
DECLARE DECLARE
r RECORD; r RECORD;
@ -7,14 +8,23 @@ BEGIN
SELECT c.conname SELECT c.conname
FROM pg_constraint c FROM pg_constraint c
JOIN pg_class t ON c.conrelid = t.oid JOIN pg_class t ON c.conrelid = t.oid
WHERE t.relname = 'vitals_baseline' JOIN pg_namespace n ON n.oid = t.relnamespace
WHERE n.nspname = 'public'
AND t.relname = 'vitals_baseline'
AND c.contype = 'c' AND c.contype = 'c'
AND pg_get_constraintdef(c.oid) ILIKE '%source%' AND (
AND pg_get_constraintdef(c.oid) ILIKE '%IN %' c.conname = 'vitals_baseline_source_check'
OR COALESCE(pg_get_constraintdef(c.oid), '') ILIKE '%source%'
)
LOOP LOOP
EXECUTE format('ALTER TABLE vitals_baseline DROP CONSTRAINT %I', r.conname); EXECUTE format('ALTER TABLE public.vitals_baseline DROP CONSTRAINT %I', r.conname);
END LOOP; END LOOP;
END $$;
ALTER TABLE vitals_baseline ADD CONSTRAINT vitals_baseline_source_check EXECUTE $ddl$
CHECK (source IN ('manual', 'apple_health', 'garmin', 'withings', 'csv')); ALTER TABLE public.vitals_baseline ADD CONSTRAINT vitals_baseline_source_check
CHECK (source IN ('manual', 'apple_health', 'garmin', 'withings', 'csv'))
$ddl$;
EXCEPTION
WHEN duplicate_object THEN
NULL;
END $$;