gendesign/backend
Light1YT 8074cb49ef
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perf(objective_lots): inline-pushdown competitors._SOLD_COUNT_SQL + covering physflat index (#1953)
Прод EXPLAIN-охота (follow-up эпика #1953):

#1 competitors._SOLD_COUNT_SQL — фикс регрессии #1964. JOIN
v_objective_lots_latest материализовал DISTINCT ON по всей 1.76M-таблице
ДО фильтра маппинга (qual не проталкивается ниже view-DISTINCT ON) →
Parallel Seq Scan + external sort (~213 MB temp). Переписан на
inline-pushdown (зеркало #1964 / market_metrics._STOCK_SQL): фильтр
objective_complex_mapping в CTE → DISTINCT ON по СЫРОЙ objective_lots,
JOIN ON project_name (objective_lots_project_idx). Прод: 7958 → 292 ms,
вывод побайтово идентичен (15/15 obj_id, 0 mismatch). COUNT(DISTINCT
objective_lot_id) сохранён (fan-out-safety).

#2/#6/#5 миграция 176 — покрывающий physflat-индекс. EKB-wide
_STOCK_SQL/_SALES_WINDOW_SQL full-seq-scan + external sort (~140 MB temp),
т.к. partial-индекс 173 не нёс проецируемых колонок. Новый
objective_lots_physflat_covering_idx = тот же ключ + INCLUDE(rooms_int,
area_pd, sales_start_date, is_sold, contract_date, status, class) +
WHERE premise_kind='квартира'; старый _latest_idx дропнут (полностью
замещён). Прод DRY-RUN: Index Only Scan + Unique, без external sort,
5177 → 1595 ms; индекс 252 MB. ANALYZE objective_lots в конце tx.

Деплой вне недельного окна objective-scrape (кратковременный SHARE-lock
при drop+create ~252 MB индекса на 1.75M строк).
2026-06-28 18:45:47 +05:00
..
alembic fix(week-review): дожим ревью — #1569, #1590, #1642 + feat #801 MSW-preview 2026-06-17 11:24:34 +05:00
app perf(objective_lots): inline-pushdown competitors._SOLD_COUNT_SQL + covering physflat index (#1953) 2026-06-28 18:45:47 +05:00
db/init ops: alembic baseline, pre-commit, TIGER cleanup, pg_dump scripts 2026-04-26 13:08:51 +03:00
output feat(geo): NSPD bulk-fetcher без Playwright + resume-friendly UI 2026-05-11 08:53:28 +03:00
scripts feat(scripts): Potrace floor-plan vectorization spike (#299) (#1663) 2026-06-17 17:12:48 +00:00
tests perf(objective_lots): inline-pushdown competitors._SOLD_COUNT_SQL + covering physflat index (#1953) 2026-06-28 18:45:47 +05:00
.dockerignore fix(scraper): диагностируем «кнопка не работает» — Redis lock + task_received log 2026-04-28 23:17:42 +03:00
.env.example refactor(security): убрать X-Admin-Token (Caddy basic_auth достаточен) (#437) 2026-05-23 10:41:22 +00:00
.env.runtime.example sprint1: nspd scraper industrialization, per-bucket elasticity, cadastre cross-check, sentry releases 2026-04-30 21:51:19 +03:00
.gitignore fix(financial): парковка price/cost по классу (econom наземная, business Excel) 2026-06-24 16:58:21 +05:00
alembic.ini ops: alembic baseline, pre-commit, TIGER cleanup, pg_dump scripts 2026-04-26 13:08:51 +03:00
debug.log feat(geo): NSPD bulk-fetcher без Playwright + resume-friendly UI 2026-05-11 08:53:28 +03:00
Dockerfile feat(sf): OCR-пайплайн изъятия ЕКБ (Tesseract rus) → land_reservation (#1062) 2026-06-07 18:07:06 +03:00
pyproject.toml ci(infra): coverage-gate (#68) + OpenAPI codegen-assert (#69) + uptime monitoring (#75) 2026-06-13 23:28:06 +05:00
uv.lock ci(infra): coverage-gate (#68) + OpenAPI codegen-assert (#69) + uptime monitoring (#75) 2026-06-13 23:28:06 +05:00