add

backend/sql/05_exchange.sql

@@ -1,124 +1,135 @@
--- 切换到目标数据库
+-- =========================================================
-\c postgres;
+-- exchange.sql 🏛️
+-- 无物化视图 | 超可视提示 | 可重复执行
+-- PostgreSQL 17.4+ 👍
+-- =========================================================
 
+-- 1️⃣ 开始 🚀
 DO $$
 BEGIN
+    RAISE NOTICE '🚀============ exchange 部署开始 ============🚀';
+END $$;
+
+-- 2️⃣ 连接目标库
+\c postgres;
+
+-- 3️⃣ 表结构 -----------------------------------
+DO $$
+BEGIN
+    -- exchange 主表
     IF NOT EXISTS (SELECT 1 FROM information_schema.tables WHERE table_name = 'exchange') THEN
-        CREATE TABLE exchange ( 
+        CREATE TABLE exchange (
-            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_exchange_updated_at
-        BEFORE UPDATE ON "exchange"
+            BEFORE UPDATE ON exchange
-        FOR EACH ROW
+            FOR EACH ROW EXECUTE FUNCTION update_data_modified_column();
-        EXECUTE FUNCTION update_data_modified_column();
+        RAISE NOTICE '1️⃣✅ exchange 主表已创建';
-        
-        RAISE NOTICE 'created exchange table and trigger';
     ELSE
-        RAISE NOTICE 'exchange table already exists';
+        RAISE NOTICE '1️⃣⏩ exchange 主表已存在，跳过';
     END IF;
 
+    -- exchange_name
     IF NOT EXISTS (SELECT 1 FROM information_schema.tables WHERE table_name = 'exchange_name') THEN
         CREATE TABLE exchange_name (
-            id UUID DEFAULT gen_random_uuid_v7() PRIMARY KEY NOT NULL,
+            id UUID DEFAULT gen_random_uuid() PRIMARY KEY,
             exchange_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
+        CREATE TRIGGER update_exchange_name_updated_at
-        BEFORE UPDATE ON "exchange_name"
+            BEFORE UPDATE ON exchange_name
-        FOR EACH ROW
+            FOR EACH ROW EXECUTE FUNCTION update_data_modified_column();
-        EXECUTE FUNCTION update_data_modified_column();
+        RAISE NOTICE '2️⃣✅ exchange_name 子表已创建';
-        
-        RAISE NOTICE 'created exchange_name table and trigger';
     ELSE
-        RAISE NOTICE 'exchange_name table already exists';
+        RAISE NOTICE '2️⃣⏩ exchange_name 子表已存在，跳过';
     END IF;
 
+    -- exchange_short_name
     IF NOT EXISTS (SELECT 1 FROM information_schema.tables WHERE table_name = 'exchange_short_name') THEN
         CREATE TABLE exchange_short_name (
-            id UUID DEFAULT gen_random_uuid_v7() PRIMARY KEY NOT NULL,
+            id UUID DEFAULT gen_random_uuid() PRIMARY KEY,
             exchange_id UUID NOT NULL,
             short_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_short_name_updated_at
+        CREATE TRIGGER update_exchange_short_name_updated_at
-        BEFORE UPDATE ON "exchange_short_name"
+            BEFORE UPDATE ON exchange_short_name
-        FOR EACH ROW
+            FOR EACH ROW EXECUTE FUNCTION update_data_modified_column();
-        EXECUTE FUNCTION update_data_modified_column();
+        RAISE NOTICE '3️⃣✅ exchange_short_name 子表已创建';
-        
-        RAISE NOTICE 'created exchange_short_name table and trigger';
     ELSE
-        RAISE NOTICE 'exchange_short_name table already exists';
+        RAISE NOTICE '3️⃣⏩ exchange_short_name 子表已存在，跳过';
     END IF;
 
+    -- exchange_code
     IF NOT EXISTS (SELECT 1 FROM information_schema.tables WHERE table_name = 'exchange_code') THEN
         CREATE TABLE exchange_code (
-            id UUID DEFAULT gen_random_uuid_v7() PRIMARY KEY NOT NULL,
+            id UUID DEFAULT gen_random_uuid() PRIMARY KEY,
             exchange_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
+        CREATE TRIGGER update_exchange_code_updated_at
-        BEFORE UPDATE ON "exchange_code"
+            BEFORE UPDATE ON exchange_code
-        FOR EACH ROW
+            FOR EACH ROW EXECUTE FUNCTION update_data_modified_column();
-        EXECUTE FUNCTION update_data_modified_column();
+        RAISE NOTICE '4️⃣✅ exchange_code 子表已创建';
-        
-        RAISE NOTICE 'created exchange_code table and trigger';
     ELSE
-        RAISE NOTICE 'exchange_code table already exists';
+        RAISE NOTICE '4️⃣⏩ exchange_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 = 'exchange_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 exchange_info_view;
-        RAISE NOTICE '已删除旧视图 exchange_info_view';
+        RAISE NOTICE '4️⃣♻️ 已删除旧视图 exchange_info_view';
     END IF;
 
-    -- 重新创建视图（无冲突风险）
+    CREATE OR REPLACE VIEW exchange_info_view AS
-    CREATE VIEW exchange_info_view AS
+    SELECT
-    SELECT 
         u.id AS exchange_id,
-        n.name AS name,
+        n.name,
-        sn.short_name AS short_name,
+        sn.short_name,
-        c.code AS code,
+        c.code,
-        u.deleted AS deleted
+        u.deleted
-    FROM 
+    FROM exchange u
-        exchange u
+    JOIN exchange_name n ON u.id = n.exchange_id AND n.deleted = FALSE
-    JOIN 
+    JOIN exchange_short_name sn ON u.id = sn.exchange_id AND sn.deleted = FALSE
-        exchange_name n ON u.id = n.exchange_id AND n.deleted = FALSE
+    JOIN exchange_code c ON u.id = c.exchange_id AND c.deleted = FALSE
-    JOIN 
+    WHERE u.deleted = FALSE;
-        exchange_short_name sn ON u.id = sn.exchange_id AND sn.deleted = FALSE
-    JOIN 
-        exchange_code c ON u.id = c.exchange_id AND c.deleted = FALSE
-    WHERE
-        u.deleted = FALSE;
 
-    IF view_exists THEN
+    RAISE NOTICE '4️⃣✅ exchange_info_view 已创建/更新';
-        RAISE NOTICE '视图 exchange_info_view 已更新（删除旧视图后重建）';
-    ELSE
-        RAISE NOTICE '视图 exchange_info_view 已创建';
-    END IF;
 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 $$;
+
+-- 5️⃣ 性能索引 ------------------------------------------------
+CREATE INDEX IF NOT EXISTS idx_exchange_name_exchange_id_deleted     ON exchange_name(exchange_id, deleted);
+CREATE INDEX IF NOT EXISTS idx_exchange_short_name_exchange_id_deleted ON exchange_short_name(exchange_id, deleted);
+CREATE INDEX IF NOT EXISTS idx_exchange_code_exchange_id_deleted     ON exchange_code(exchange_id, deleted);
+
+RAISE NOTICE '5️⃣✅ 全部索引已确保存在';
+
+-- 6️⃣ 完成 🎉
+DO $$
+BEGIN
+    RAISE NOTICE '🎉============ exchange 部署完成 ============🎉';
+END $$;