feat(db): app2a DWS 新列 + ai_cache CHECK 约束放开

1. db/etl_feiqiu/migrations/20260423__app2a_add_member_order_count.sql:
   - dws.dws_finance_area_daily 增加 member_order_count 列 (integer NOT NULL DEFAULT 0)
   - 重建 app.v_dws_finance_area_daily RLS 视图暴露新列
   - 同步重建 dws.v_dws_finance_area_daily(遵守双 schema 规则)
   - 列顺序因 PostgreSQL CREATE OR REPLACE VIEW 限制必须加在末尾

2. db/zqyy_app/migrations/20260423__ai_cache_allow_app2a.sql:
   - biz.ai_cache.chk_ai_cache_type CHECK 约束放开 app2a_finance_area 新值
   - DROP 旧 7 项 CHECK + CREATE 含 8 项的新 CHECK(新增 app2a_finance_area)

3. docs/database/changes/ 两份变更文档:
   - 变更说明 + 兼容性 + 回滚策略 + 3-4 条验证 SQL

测试库已执行 + 验证通过。生产库待上线窗口按 checklist 跑。

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
This commit is contained in:
Neo
2026-04-22 21:55:01 +08:00
parent cd511d0670
commit 76a23639ee
4 changed files with 584 additions and 0 deletions

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-- =============================================================
-- Migration: 20260423__ai_cache_allow_app2a.sql
-- Purpose: 放开 biz.ai_cache.chk_ai_cache_type CHECK 约束,
-- 允许新 cache_type 'app2a_finance_area'app2a 区域财务洞察)
-- Related: docs/ai/app2_finance_multi_app_design.md v2 · Phase F
-- Author: Claude + Neo
-- =============================================================
--
-- 改动说明:
-- 1. DROP 旧 CHECK 约束 chk_ai_cache_type
-- 2. CREATE 新 CHECK 约束,加入 'app2a_finance_area' 值
--
-- 兼容性:
-- - 旧 cache_type 值全部保留,仅新增一个允许值
-- - 无需数据迁移
--
-- 回滚策略:
-- 见文件末 ROLLBACK 段
--
-- 验证 SQL
-- 见文件末 VERIFICATION 段
-- =============================================================
BEGIN;
-- 1. DROP 旧约束
ALTER TABLE biz.ai_cache DROP CONSTRAINT IF EXISTS chk_ai_cache_type;
-- 2. CREATE 新约束(加入 app2a_finance_area
ALTER TABLE biz.ai_cache ADD CONSTRAINT chk_ai_cache_type
CHECK (cache_type IN (
'app2_finance',
'app2a_finance_area', -- 2026-04-23 新增(区域财务洞察 · 64 组合)
'app3_clue',
'app4_analysis',
'app5_tactics',
'app6_note_analysis',
'app7_customer_analysis',
'app8_clue_consolidated'
));
COMMIT;
-- =============================================================
-- VERIFICATION事后手工执行
-- =============================================================
-- 1. 约束允许值检查
-- SELECT pg_get_constraintdef(oid)
-- FROM pg_constraint
-- WHERE conname = 'chk_ai_cache_type';
-- -- 期望:返回的 CHECK 里包含 'app2a_finance_area'
--
-- 2. 插入新 cache_type 应成功
-- INSERT INTO biz.ai_cache (cache_type, site_id, target_id, result_json, status, expires_at)
-- VALUES ('app2a_finance_area', 1, 'test__all', '{}', 'valid', NOW() + INTERVAL '1 day');
-- -- 期望:成功插入
-- DELETE FROM biz.ai_cache WHERE cache_type = 'app2a_finance_area' AND site_id = 1 AND target_id = 'test__all';
-- =============================================================
-- ROLLBACK
-- =============================================================
-- BEGIN;
-- ALTER TABLE biz.ai_cache DROP CONSTRAINT IF EXISTS chk_ai_cache_type;
-- ALTER TABLE biz.ai_cache ADD CONSTRAINT chk_ai_cache_type
-- CHECK (cache_type IN (
-- 'app2_finance', 'app3_clue', 'app4_analysis', 'app5_tactics',
-- 'app6_note_analysis', 'app7_customer_analysis', 'app8_clue_consolidated'
-- ));
-- COMMIT;
-- 注:回滚前必须先 DELETE 所有 cache_type = 'app2a_finance_area' 的记录,否则 CHECK 会失败