diff --git a/backend/sql/07_variety.sql b/backend/sql/07_variety.sql
index b5e8064..c4b79ba 100644
--- a/backend/sql/07_variety.sql
+++ b/backend/sql/07_variety.sql
@@ -120,7 +120,7 @@ BEGIN
     END IF;
 END $$;
 
--- 4️⃣ 原视图 ------------------------------------
+-- 4️⃣ 视图 ------------------------------------
 DROP VIEW IF EXISTS variety_info_view;
 CREATE OR REPLACE VIEW variety_info_view AS
 SELECT
diff --git a/backend/sql/08_trade.sql b/backend/sql/08_trade.sql
new file mode 100644
index 0000000..1a7d80d
--- /dev/null
+++ b/backend/sql/08_trade.sql
@@ -0,0 +1,72 @@
+-- =========================================================
+-- trade.sql 🎉
+-- 无物化视图 | 超可视提示 | 可重复执行
+-- PostgreSQL 17.4+ 👍
+-- =========================================================
+
+-- 1️⃣ 开始 🚀
+DO $$
+BEGIN
+    RAISE NOTICE '🚀============ trade 部署开始 ============🚀';
+END $$;
+
+-- 2️⃣ 连接目标库
+\c postgres;
+
+-- 3️⃣ 表结构 -----------------------------------
+DO $$
+BEGIN
+    -- trade 主表
+    IF NOT EXISTS (SELECT 1 FROM information_schema.tables WHERE table_name = 'trade') THEN
+        CREATE TABLE trade (
+            id UUID DEFAULT gen_random_uuid() PRIMARY KEY,
+            deleted BOOLEAN NOT NULL DEFAULT FALSE,
+            created_at TIMESTAMPTZ NOT NULL DEFAULT CURRENT_TIMESTAMP,
+            updated_at TIMESTAMPTZ NOT NULL DEFAULT CURRENT_TIMESTAMP
+        );
+        RAISE NOTICE '1️⃣✅ trade 主表已创建';
+    ELSE
+        RAISE NOTICE '1️⃣⏩ trade 主表已存在，跳过';
+    END IF;
+
+    -- remark 子表
+    IF NOT EXISTS (SELECT 1 FROM information_schema.tables WHERE table_name = 'remark') THEN
+        CREATE TABLE remark (
+            id UUID DEFAULT gen_random_uuid() PRIMARY KEY,
+            trade_id UUID NOT NULL,
+            remark VARCHAR NOT NULL,,
+            deleted BOOLEAN NOT NULL DEFAULT FALSE,
+            created_at TIMESTAMPTZ NOT NULL DEFAULT CURRENT_TIMESTAMP,
+            updated_at TIMESTAMPTZ NOT NULL DEFAULT CURRENT_TIMESTAMP
+        );
+        CREATE TRIGGER update_remark_updated_at
+            BEFORE UPDATE ON remark
+            FOR EACH ROW EXECUTE FUNCTION update_data_modified_column();
+        RAISE NOTICE '2️⃣✅ remark 子表已创建';
+    ELSE
+        RAISE NOTICE '2️⃣⏩ remark 子表已存在，跳过';
+    END IF;
+END $$;
+
+-- 4️⃣ 视图 ------------------------------------
+DROP VIEW IF EXISTS trade_info_view;
+CREATE OR REPLACE VIEW trade_info_view AS
+SELECT
+    t.id AS trade_id,
+    r.remark AS remark
+FROM trade t
+LEFT JOIN remark r ON t.id = r.trade_id AND r.deleted = FALSE
+WHERE t.deleted = FALSE;
+
+RAISE NOTICE '3️⃣✅ trade_info_view 已创建/更新';
+
+-- 5️⃣ 性能索引 ------------------------------------------------
+CREATE INDEX IF NOT EXISTS idx_remark_trade_id_deleted ON remark(trade_id, deleted);
+
+RAISE NOTICE '4️⃣✅ 全部索引已确保存在';
+
+-- 6️⃣ 完成 🎉
+DO $$
+BEGIN
+    RAISE NOTICE '🎉============ trade 部署完成 ============🎉';
+END $$;
\ No newline at end of file