gendesign/backend/app/services
lekss361 a3e7d21e3a
fix(pzz_loader): replace bare db.rollback() with SAVEPOINT per-row (#124)
Per code review audit (May 14): transaction correctness bug в
`sync_pzz_zones_to_db()` — inner `db.rollback()` в loop сбрасывал outer
transaction на per-row failures → counts inserted/updated НЕ matched DB state.

## Fix

Wrap UPSERT в loop через `db.begin_nested()` (SAVEPOINT):
- Failure одной row → rollback только её savepoint, outer tx alive
- Successfully inserted rows accumulate в outer tx → commit final
- Outer try/except добавлен для unexpected error → rollback + log + raise
- `finally: db.close()` preserved

Pattern consistent с `domrf_kn.py` (где SAVEPOINT уже работает).

## Preserved

- Function signature + return shape {fetched, inserted, updated, skipped} — unchanged
- Logging contracts
- skipped count теперь корректно включает DB-failure rows (consistent with prior behavior)

## Tests

- No test_pzz_loader.py — skipped
- ruff + AST passed

## Vault

`fixes/Bug_Pzz_Loader_Missing_Savepoint_May14.md` — created (status: resolved).

Co-authored-by: lekss361 <claudestars@proton.me>
2026-05-14 23:29:23 +03:00
..
exporters init 2026-04-25 13:45:19 +03:00
generative deploy.yml: sync compose+Caddyfile from git, reload caddy after up 2026-04-26 13:31:26 +03:00
photos fix ui lag 2026-04-27 20:26:55 +03:00
scrapers feat(scrapers): search_by_quarter orchestrator + QuarterDump (#94 pt.2/4) (#109) 2026-05-12 18:11:30 +03:00
site_finder fix(pzz_loader): replace bare db.rollback() with SAVEPOINT per-row (#124) 2026-05-14 23:29:23 +03:00
__init__.py init 2026-04-25 13:45:19 +03:00
analytics_queries.py feat(analytics): recommend_mix v3.1-v3.4 - noise + 2D competitors + 24m cap + success-driven 2026-05-11 22:19:41 +03:00
analytics_refresh.py fix(scrape): SQLAlchemy text() парсил ':00:' regex как named-param 2026-04-30 23:16:11 +03:00
job_settings.py feat(jobs): centralized job_settings API + DB-driven beat schedule 2026-05-11 15:38:13 +03:00
objective_etl.py fix(worker): port objective_etl from psycopg2 → psycopg v3 2026-05-11 12:07:57 +03:00
objective_sync_config.py feat(objective): full sync pipeline + dynamic admin config 2026-05-10 19:54:15 +03:00