初始化

2026-08-25 17:59:42 +08:00
commit 4b7380dd9b
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+-- 回滚永久积分结构；旧到期日期已无法恢复，现有批次统一设为无限期。
+DROP INDEX IF EXISTS public.idx_point_grants_user_available;
+
+ALTER TABLE public.point_grants
+    ADD COLUMN expires_at timestamp with time zone NOT NULL DEFAULT 'infinity'::timestamptz;
+
+ALTER TABLE public.point_grants
+    ALTER COLUMN expires_at DROP DEFAULT;
+
+CREATE INDEX idx_point_grants_user_expiry
+    ON public.point_grants(user_id, expires_at, created_at, id)
+    WHERE available_amount > 0;
+
+COMMENT ON INDEX public.idx_point_grants_user_expiry IS '加速按用户和到期时间锁定可用积分批次';