add

backend/sql/06_currency.sql

@@ -1,103 +1,114 @@
--- 切换到目标数据库
-\c postgres;
+-- =========================================================
+-- currency.sql 💰
+-- 无物化视图 | 超可视提示 | 可重复执行
+-- PostgreSQL 17.4+ 👍
+-- =========================================================
 
+-- 1️⃣ 开始 🚀
 DO $$
 BEGIN
+    RAISE NOTICE '🚀============ currency 部署开始 ============🚀';
+END $$;
+
+-- 2️⃣ 连接目标库
+\c postgres;
+
+-- 3️⃣ 表结构 -----------------------------------
+DO $$
+BEGIN
+    -- currency 主表
     IF NOT EXISTS (SELECT 1 FROM information_schema.tables WHERE table_name = 'currency') THEN
         CREATE TABLE currency (
-            id UUID DEFAULT gen_random_uuid_v7() PRIMARY KEY NOT NULL,
+            id UUID DEFAULT gen_random_uuid() PRIMARY KEY,
             deleted BOOLEAN NOT NULL DEFAULT FALSE,
             created_at TIMESTAMPTZ NOT NULL DEFAULT CURRENT_TIMESTAMP,
             updated_at TIMESTAMPTZ NOT NULL DEFAULT CURRENT_TIMESTAMP
         );
         CREATE TRIGGER update_currency_updated_at
-        BEFORE UPDATE ON "currency"
-        FOR EACH ROW
-        EXECUTE FUNCTION update_data_modified_column();
-        
-        RAISE NOTICE 'created currency table and trigger';
+            BEFORE UPDATE ON currency
+            FOR EACH ROW EXECUTE FUNCTION update_data_modified_column();
+        RAISE NOTICE '1️⃣✅ currency 主表已创建';
     ELSE
-        RAISE NOTICE 'currency table already exists';
+        RAISE NOTICE '1️⃣⏩ currency 主表已存在，跳过';
     END IF;
 
+    -- currency_name
     IF NOT EXISTS (SELECT 1 FROM information_schema.tables WHERE table_name = 'currency_name') THEN
         CREATE TABLE currency_name (
-            id UUID DEFAULT gen_random_uuid_v7() PRIMARY KEY NOT NULL,
+            id UUID DEFAULT gen_random_uuid() PRIMARY KEY,
             currency_id UUID NOT NULL,
             name VARCHAR NOT NULL,
             deleted BOOLEAN NOT NULL DEFAULT FALSE,
             created_at TIMESTAMPTZ NOT NULL DEFAULT CURRENT_TIMESTAMP,
             updated_at TIMESTAMPTZ NOT NULL DEFAULT CURRENT_TIMESTAMP
         );
-        CREATE TRIGGER update_name_updated_at
-        BEFORE UPDATE ON "currency_name"
-        FOR EACH ROW
-        EXECUTE FUNCTION update_data_modified_column();
-        
-        RAISE NOTICE 'created currency_name table and trigger';
+        CREATE TRIGGER update_currency_name_updated_at
+            BEFORE UPDATE ON currency_name
+            FOR EACH ROW EXECUTE FUNCTION update_data_modified_column();
+        RAISE NOTICE '2️⃣✅ currency_name 子表已创建';
     ELSE
-        RAISE NOTICE 'currency_name table already exists';
+        RAISE NOTICE '2️⃣⏩ currency_name 子表已存在，跳过';
     END IF;
 
+    -- currency_code
     IF NOT EXISTS (SELECT 1 FROM information_schema.tables WHERE table_name = 'currency_code') THEN
         CREATE TABLE currency_code (
-            id UUID DEFAULT gen_random_uuid_v7() PRIMARY KEY NOT NULL,
+            id UUID DEFAULT gen_random_uuid() PRIMARY KEY,
             currency_id UUID NOT NULL,
             code VARCHAR NOT NULL,
             deleted BOOLEAN NOT NULL DEFAULT FALSE,
             created_at TIMESTAMPTZ NOT NULL DEFAULT CURRENT_TIMESTAMP,
             updated_at TIMESTAMPTZ NOT NULL DEFAULT CURRENT_TIMESTAMP
         );
-        CREATE TRIGGER update_code_updated_at
-        BEFORE UPDATE ON "currency_code"
-        FOR EACH ROW
-        EXECUTE FUNCTION update_data_modified_column();
-        
-        RAISE NOTICE 'created currency_code table and trigger';
+        CREATE TRIGGER update_currency_code_updated_at
+            BEFORE UPDATE ON currency_code
+            FOR EACH ROW EXECUTE FUNCTION update_data_modified_column();
+        RAISE NOTICE '3️⃣✅ currency_code 子表已创建';
     ELSE
-        RAISE NOTICE 'currency_code table already exists';
+        RAISE NOTICE '3️⃣⏩ currency_code 子表已存在，跳过';
     END IF;
 END $$;
 
+-- 4️⃣ 视图 ------------------------------------
 DO $$
 DECLARE
     view_exists BOOLEAN;
 BEGIN
-    -- 检查视图是否已存在
     SELECT EXISTS (
         SELECT 1 FROM information_schema.views 
         WHERE table_name = 'currency_info_view'
     ) INTO view_exists;
 
-    -- 若视图存在，先删除（避免字段名冲突）
     IF view_exists THEN
         DROP VIEW currency_info_view;
-        RAISE NOTICE '已删除旧视图 currency_info_view';
+        RAISE NOTICE '4️⃣♻️ 已删除旧视图 currency_info_view';
     END IF;
 
-    -- 创建或更新视图
     CREATE OR REPLACE VIEW currency_info_view AS
     SELECT
         u.id AS currency_id,
-        n.name AS name,
-        c.code AS code,
-        u.deleted AS deleted
-    FROM 
-        currency u
-    JOIN 
-        currency_name n ON u.id = n.currency_id
-    JOIN 
-        currency_code c ON u.id = c.currency_id
-    WHERE
-        u.deleted = FALSE;
+        n.name,
+        c.code,
+        u.deleted
+    FROM currency u
+    JOIN currency_name n ON u.id = n.currency_id AND n.deleted = FALSE
+    JOIN currency_code c ON u.id = c.currency_id AND c.deleted = FALSE
+    WHERE u.deleted = FALSE;
 
-    -- 根据视图是否已存在输出不同提示
-    IF view_exists THEN
-        RAISE NOTICE '视图 currency_info_view 已更新（删除旧视图后重建）';
-    ELSE
-        RAISE NOTICE '视图 currency_info_view 已创建';
-    END IF;
+    RAISE NOTICE '4️⃣✅ currency_info_view 已创建/更新';
 EXCEPTION
     WHEN OTHERS THEN
-        RAISE NOTICE '处理视图时发生错误: %', SQLERRM;
+        RAISE NOTICE '4️⃣❌ 处理视图时发生错误: %', SQLERRM;
+END $$;
+
+-- 5️⃣ 性能索引 ------------------------------------------------
+CREATE INDEX IF NOT EXISTS idx_currency_name_currency_id_deleted ON currency_name(currency_id, deleted);
+CREATE INDEX IF NOT EXISTS idx_currency_code_currency_id_deleted ON currency_code(currency_id, deleted);
+
+RAISE NOTICE '5️⃣✅ 全部索引已确保存在';
+
+-- 6️⃣ 完成 🎉
+DO $$
+BEGIN
+    RAISE NOTICE '🎉============ currency 部署完成 ============🎉';
 END $$;